the universal interface
for human

Perso Interactive

Perso Interactive

Perso Dubbing

Perso Dubbing

STUDIO PERSO

STUDIO PERSO

AI Contents

AI Contents

AI Utility

AI Utility

Beyond AI, we build the foundational interface for the AI world.

What do we mean by AI?

What do we mean by AI?

Like talking to a person.
In the most intimate way.
In various situations such as PC, Mobile, Web, Kiosk.
AI that takes care of every day of the nation.

Like talking to a person.
In the most intimate way.
In various situations such as PC, Mobile, Web, Kiosk.
AI that takes care of every day of the nation.

Your digital journey begins with a conversation. Let's talk today.

User smiling while using an AI service on a smartphone

Your digital journey begins with a conversation. Let's talk today.

User smiling while using an AI service on a smartphone

Your digital journey begins with a conversation. Let's talk today.

User smiling while using an AI service on a smartphone

Your digital journey begins with a conversation. Let's talk today.

User smiling while using an AI service on a smartphone

Focusing on an interface that communicates naturally as if conversing with a person, we offer AI experiences that seamlessly integrate content creation, multilingual communication, digital humans, kiosks, various device environments, and knowledge exploration into a single flow, enabling immediate operation across everyday business and life.

Focusing on an interface that communicates naturally as if conversing with a person, we offer AI experiences that seamlessly integrate content creation, multilingual communication, digital humans, kiosks, various device environments, and knowledge exploration into a single flow, enabling immediate operation across everyday business and life.

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Projects delivered

We've delivered 20+ projects with real business impact.

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Projects delivered

We've delivered 20+ projects with real business impact.

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Projects delivered

We've delivered 20+ projects with real business impact.

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01

Projects delivered

We've delivered 20+ projects with real business impact.

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Customer satisfaction rate

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Customer satisfaction rate

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Customer satisfaction rate

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Customer satisfaction rate

Business Area

Business Area

Our company

Why ?

Why ?

ESTsoft

ESTsoft

Why do we?
Invest and focus on AI.

Why are we investing and focusing on AI?

01

Night view of a futuristic city lit up with neon lights

Technology that turns the impossible into reality

01

Night view of a futuristic city lit up with neon lights

Technology that turns the impossible into reality

02

Placing an order by touching a kiosk screen

Services that make the world more convenient

02

Placing an order by touching a kiosk screen

Services that make the world more convenient

03

Office worker smiling in a bright workspace

The driving force of sustainable competitiveness

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Office worker smiling in a bright workspace

The driving force of sustainable competitiveness

Watch our work with AI

Mobile AI interactive robot facing a student at a crosswalk

Watch our work with AI

Mobile AI interactive robot facing a student at a crosswalk

Product

Product

Perso Interactive

Perso Interactive

Opening a new dimension in the era of Artificial Intelligence.

Try ESTsoft’s conversational AI for yourself. Our AI avatar links a lifelike virtual human with ChatGPT and can understand and speak 110 languages, including English, Korean and Chinese. It covers everything from real-time conversation to live interpretation.

Global Partners

We’re building AI experiences that connect to reality, together with leading companies and institutions.

Enterprise

Samsung logo
LG Electronics logo
LG CNS logo
Google logo
Microsoft logo
Naver logo
Sendbird
Adobe logo
Hyundai Card logo
Intel logo
NTT logo
SM Entertainment logo
KT logo
Cheil logo
POSCO Holdings logo
KINTEX logo
SK hynix logo
YBM logo
XORBIS logo
Netcom logo
PTKOREA logo
Blooming Grace logo
Galaxy Corporation logo
EQBR logo
Daewoo E&C logo
BH EVS logo
Getty Images Korea logo

Public & Education

APEC CEO Summit Korea 2025 logo
APEC logo
Ministry of Health and Welfare logo
Korea Southern Power logo
Gyeonggi Office of Education logo
Nonsan City logo
Anseong Municipal Library logo
Yeoju Youth Training Center logo
Munsan Library logo
AI Academy logo
Gwangju Science High School logo

Global Partners

We are creating AI experiences that connect reality with leading companies and organizations.

Enterprise

Samsung logo
LG Electronics logo
LG CNS logo
Google logo
Microsoft logo
Naver logo
Sendbird
Adobe logo
Hyundai Card logo
Intel logo
NTT logo
SM Entertainment logo
KT logo
Cheil logo
POSCO Holdings logo
KINTEX logo
SK hynix logo
YBM logo
XORBIS logo
Netcom logo
PTKOREA logo
Blooming Grace logo
Galaxy Corporation logo
EQBR logo
Daewoo E&C logo
BH EVS logo
Getty Images Korea logo

Public & Education

APEC CEO Summit Korea 2025 logo
APEC logo
Ministry of Health and Welfare logo
Korea Southern Power logo
Gyeonggi Office of Education logo
Nonsan City logo
Anseong Municipal Library logo
Yeoju Youth Training Center logo
Munsan Library logo
AI Academy logo
Gwangju Science High School logo

Global Partners

We’re building AI experiences that connect to reality, together with leading companies and institutions.

Enterprise

Samsung logo
LG Electronics logo
LG CNS logo
Google logo
Microsoft logo
Naver logo
Sendbird logo
Adobe logo
Hyundai Card logo
Intel logo
NTT logo
SM Entertainment logo
KT logo
Cheil logo
POSCO Holdings logo
KINTEX logo
SK hynix logo
YBM logo
XORBIS logo
Netcom logo
PTKOREA logo
Blooming Grace logo
Galaxy Corporation logo
EQBR logo
Daewoo E&C logo
BH EVS logo
Getty Images Korea logo

Public & Education

APEC CEO Summit Korea 2025 logo
APEC logo
Ministry of Health and Welfare logo
Korea Southern Power logo
Gyeonggi Office of Education logo
Nonsan City logo
Seongnam Cultural Foundation logo
Anseong Municipal Library logo
Yeoju Youth Training Center logo
Munsan Library logo
AI Academy logo
Gwangju Science High School logo

Perso Interactive SDK

Perso Interactive SDK

Next Generation Universal Interface with Interactive SDK

Next Generation Universal Interface with Interactive SDK

One SDK. Infinite interactive experiences. From strategic social ads to high-performance websites,
Perso Interactive SDK enables scalable, personalized, and dynamic interactions that engage users and deliver real impact.

One SDK. Infinite interactive experiences. From strategic social ads to high-performance websites, Perso Interactive SDK enables scalable, personalized, and dynamic interactions that engage users and deliver real impact.

One SDK. Infinite interactive experiences. From strategic social ads to high-performance websites, Perso Interactive SDK enables scalable, personalized, and dynamic interactions that engage users and deliver real impact.

AI interactive screen recommending nearby restaurants through live conversation

Real-time conversation

Strategic social ads featuring engaging concepts capture attention and produce results.

AI interactive screen recommending nearby restaurants through live conversation

Real-time conversation

Strategic social ads featuring engaging concepts capture attention and produce results.

Multilingual AI human screen serving customers in Italian, German, English, French or Korean

Communication in 100+ Languages

Support in more than 100 languages ​​makes it possible to provide services in a global environment.

Communication in 100+ Languages

Support in more than 100 languages ​​makes it possible to provide services in a global environment.

Architecture diagram integrating major large language models (LLMs) including Gemini, OpenAI and LLaMA

Provides various LLM model APIs

You can experience an optimized solution by providing LLM models such as OpenAI GPT-3.5 and HyperCLOVA X to suit various business situations.

Provides various LLM model APIs

You can experience an optimized solution by providing LLM models such as OpenAI GPT-3.5 and HyperCLOVA X to suit various business situations.

Product

Product

Perso Dubbing

AI Video Translator, Localization, and Dubbing Tool

Perso AI’s natural dubbing and precise lip-sync make every story feel native in any language.

Perso AI’s natural dubbing and precise lip-sync make every story feel native in any language.

Try it out for free

Try it out for free

Built for Every Industry

From solo creators to Fortune 500 companies,
Perso AI powers video localization across industries.

Perso Dubbing AI dubbing use case: solo creator filming global content in front of a ring light

Content Creators

YouTube, TikTok, Instagram creators reaching global audiences with localized content.

Video tutorials

Vlogs

Podcasts

Perso Dubbing AI dubbing use case: solo creator filming global content in front of a ring light

Content Creators

YouTube, TikTok, Instagram creators reaching global audiences with localized content.

Video tutorials

Vlogs

Podcasts

Perso Dubbing AI dubbing use case: learner taking a multilingual online course on a tablet

E-Learning

Educational institutions and course creators making learning accessible worldwide.

Online courses

Training videos

Webinars

Perso Dubbing AI dubbing use case: learner taking a multilingual online course on a tablet

E-Learning

Educational institutions and course creators making learning accessible worldwide.

Online courses

Training videos

Webinars

Perso Dubbing AI dubbing use case: professional reviewing multilingual internal comms content on a laptop

Enterprise

Global companies unifying internal communications and customer-facing content.

Product demos

Vlogs

Corporate comms

Perso Dubbing AI dubbing use case: professional reviewing multilingual internal comms content on a laptop

Enterprise

Global companies unifying internal communications and customer-facing content.

Product demos

Vlogs

Corporate comms

Perso Dubbing AI dubbing use case: specialist localizing e-commerce product videos on dual monitors

E-Commerce

Brands creating localized product videos and customer testimonials at scale.

Product reviews

Ads

UGC content

Perso Dubbing AI dubbing use case: specialist localizing e-commerce product videos on dual monitors

E-Commerce

Brands creating localized product videos and customer testimonials at scale.

Product reviews

Ads

UGC content

Perso Dubbing AI dubbing use case: marketer producing multilingual campaigns in a video editing tool

Marketing Agencies

Agencies delivering multilingual campaigns without multiplying production costs.

Ad campaigns

Social content

Brand videos

Perso Dubbing AI dubbing use case: marketer producing multilingual campaigns in a video editing tool

Marketing Agencies

Agencies delivering multilingual campaigns without multiplying production costs.

Ad campaigns

Social content

Brand videos

Perso Dubbing AI dubbing use case: media producer recording multilingual dubbing voiceovers in a studio

Media & Entertainment

Studios and production companies localizing content for international distribution.

Documentaries

Series

Films

Perso Dubbing AI dubbing use case: media producer recording multilingual dubbing voiceovers in a studio

Media & Entertainment

Studios and production companies localizing content for international distribution.

Documentaries

Series

Films

Product

Product

STUDIO PERSO

Video creation service specializedin AI Avatar

No filming crew, voice actors, or professional equipment needed. With just a few clicks, 4K high-quality videos are completed, and you can instantly generate professional-level voices by choosing from 6000+ languages and voices. Transform meeting room ideas directly into videos, and upload PowerPoint presentations for automatic scene-by-scene video composition. With a paid plan subscription, all created videos can be freely used for commercial purposes, enabling unlimited applications from marketing to education and presentations.

Video Editing as Easy as Document Work

No need to learn complex video editing software. Create videos intuitively as if writing a document. Upload PowerPoint presentations and documents become scenes in a structured format, allowing high-quality results with just a few clicks even without video editing expertise.

Male AI avatar standing before a vivid floral background in AI Studio

6000+ Multilingual Voices

No need for voice actors or studio recording. Simply choose your language and voice to naturally read your script. With 6,000+ expressive voices, expand your reach effortlessly.

AI Studio dashboard screen for selecting AI voices across platforms and configuring multilingual audio

World's Only Korean AI Avatar Specialization

We offer an unrivaled variety of Korean AI Avatar models, plus global AI Avatars in styles from business suits to casual and traditional wear, so every scene matches the mood and concept you want.

Female AI avatar standing before a simple background in AI Studio

Simple Script Composition

No manual typing needed. Upload TXT, HWP or DOCX files to import as scripts for education, news, marketing, ads or short-form. TTS then turns them into a finished video.

Female AI avatar standing before an abstract background in AI Studio
Female AI avatar standing before an abstract background in AI Studio

High-Flexibility Complete Customization

Even when starting with templates, all elements can be freely modified. Add desired background images, videos, and audio for direction, hide AI Avatars in specific scenes, and everything is possible including one-click subtitle generation and download with automatic subtitle generation features.

Even if you start with a template, you can freely modify all elements.

AI Studio editor's customization sidebar for freely swapping design elements (AI human, background, images, media) and setting colors

Our Service

Our Service

AI for Life.
AI by ESTsoft.

AI for Life. AI by ESTsoft.

Innovation for people. Intelligence for life.

Service.

ESTsoft's AI technology creates a better everyday life. Through Korea's leading AI products and services, anyone can easily and naturally experience the value of artificial intelligence.

A better everyday life powered by ESTsoft’s AI technology. Through a wide range of innovative AI products and services, everyone can easily and naturally experience the true value of artificial intelligence.

ESTsoft PERSO AI logo
ESTsoft PERSO AI logo
AI search service Alan logo
AI search service Alan logo
ALTools AI logo
ALTools AI logo
ESTsoft ALYac antivirus character
ESTsoft ALYac antivirus character
ESTsoft ALYac antivirus character
ESTsoft AI Education business logo
ESTsoft AI Education business logo
ESTsoft AI Human service logo
ESTsoft AI Human service logo

Unique Technology

Unique Technology

Tech

(001)

LLM processing architecture by which ESTsoft's conversational AI human understands a user's question and generates an answer_1
LLM processing architecture by which ESTsoft's conversational AI human understands a user's question and generates an answer_2

Conversational AI Avatar

AI Human Agent capable of real-time conversation. The conversational AI Human technology is a generative AI technology that combines an AI Human created by ESTsoft and LLM.

Categories

LLM model connection

Customize your appearance

Voice customization

Personality customization

Conversational AI Avatar

(002)

Graphic showing how ESTsoft's STV technology analyzes audio waveforms and applies them to video_1
Graphic showing how ESTsoft's STV technology analyzes audio waveforms and applies them to video_2
Graphic showing how ESTsoft's STV technology analyzes audio waveforms and applies them to video_3

STV

STV (Speech To Video) is a technology that takes speech and video as input, and changes the video to match the lip movements to the inputted speech.

Categories

Face detection

Landmark detection

Face recognition

Style Analysis

Segmentation

3D-Alignment

Face Editing

STV

(003)

Graphic showing the data training process behind ESTsoft's Custom TTS speech synthesis AI_1
Graphic showing the data training process behind ESTsoft's Custom TTS speech synthesis AI_2
Graphic showing the data training process behind ESTsoft's Custom TTS speech synthesis AI_3

Custom TTS

Text-to-speech (TTS) technology refers to the creation of voice through AI that converts the entered text into speech, thus turning the written word into voice.

Categories

Voice analysis

change voice

IP customization

Voice Modeling

Custom TTS

(004)

Multinational agents providing multilingual consultations with ESTsoft's AI video dubbing technology, with national flags_1
Multinational agents providing multilingual consultations with ESTsoft's AI video dubbing technology, with national flags_2
Multinational agents providing multilingual consultations with ESTsoft's AI video dubbing technology, with national flags_3

Video Dubbing

Analyzing the audio of a provided video and translating it into the desired language. A technology that analyzes the speaker's voice characteristics to deliver translated audio that resembles the original speaker's voice.

Categories

Voice Cloning

Multi-Speaker

Lip sync

4+

Video Dubbing

(005)

Female AI avatar in a black suit, created with ESTsoft's Face Creation technology_1
Female AI avatar in a black suit, created with ESTsoft's Face Creation technology_2
Female AI avatar in a black suit, created with ESTsoft's Face Creation technology_3

Face Creation

Artificial intelligence that has learned faces is at the stage of creating AI Personas by applying styles to details like facial features, voice, and expressions to produce suitable AI Personas.

Categories

Signature Avatar

Premium Avatar

Basic Avatar

Photo Avatar

Live Avatar

Video Avatar

...

Face Creation

(006)

Entering a prompt into ESTsoft's agentic AI, Alan_1
Entering a prompt into ESTsoft's agentic AI, Alan_2
Entering a prompt into ESTsoft's agentic AI, Alan_3

Alan LLM

A system where several specialized agents collaborate to find the optimal solution, applying a multi-LLM architecture optimized for agents.

Categories

Planning supporting agentic AI

Tool calling optimization

Understand cultural context

Multilingual search

Factual inference based on multiple references

Alan LLM

LLM processing architecture by which ESTsoft's conversational AI human understands a user's question and generates an answer_1
LLM processing architecture by which ESTsoft's conversational AI human understands a user's question and generates an answer_2

Conversational AI Avatar

AI Human Agent capable of real-time conversation. The conversational AI Human technology is a generative AI technology that combines an AI Human created by ESTsoft and LLM.

Categories

LLM model connection

Customize your appearance

Voice customization

Personality customization

Conversational AI Avatar

Graphic showing how ESTsoft's STV technology analyzes audio waveforms and applies them to video_1
Graphic showing how ESTsoft's STV technology analyzes audio waveforms and applies them to video_2
Graphic showing how ESTsoft's STV technology analyzes audio waveforms and applies them to video_3

STV

STV (Speech To Video) is a technology that takes speech and video as input, and changes the video to match the lip movements to the inputted speech.

Categories

Face detection

Landmark detection

Face recognition

Style Analysis

Segmentation

3D-Alignment

Face Editing

STV

Graphic showing the data training process behind ESTsoft's Custom TTS speech synthesis AI_1
Graphic showing the data training process behind ESTsoft's Custom TTS speech synthesis AI_2
Graphic showing the data training process behind ESTsoft's Custom TTS speech synthesis AI_3

Custom TTS

Text-to-speech (TTS) technology refers to the creation of voice through AI that converts the entered text into speech, thus turning the written word into voice.

Categories

Voice analysis

change voice

IP customization

Voice Modeling

Custom TTS

Multinational agents providing multilingual consultations with ESTsoft's AI video dubbing technology, with national flags_1
Multinational agents providing multilingual consultations with ESTsoft's AI video dubbing technology, with national flags_2
Multinational agents providing multilingual consultations with ESTsoft's AI video dubbing technology, with national flags_3

Video Dubbing

Analyzing the audio of a provided video and translating it into the desired language. A technology that analyzes the speaker's voice characteristics to deliver translated audio that resembles the original speaker's voice.

Categories

Voice Cloning

Multi-Speaker

Lip sync

4+

Video Dubbing

Female AI avatar in a black suit, created with ESTsoft's Face Creation technology_1
Female AI avatar in a black suit, created with ESTsoft's Face Creation technology_2
Female AI avatar in a black suit, created with ESTsoft's Face Creation technology_3

Face Creation

Artificial intelligence that has learned faces is at the stage of creating AI Personas by applying styles to details like facial features, voice, and expressions to produce suitable AI Personas.

Categories

Signature Avatar

Premium Avatar

Basic Avatar

Photo Avatar

Live Avatar

Video Avatar

...

Face Creation

Entering a prompt into ESTsoft's agentic AI, Alan_1
Entering a prompt into ESTsoft's agentic AI, Alan_2
Entering a prompt into ESTsoft's agentic AI, Alan_3

Alan LLM

A system where several specialized agents collaborate to find the optimal solution, applying a multi-LLM architecture optimized for agents.

Categories

Planning supporting agentic AI

Tool calling optimization

Understand cultural context

Multilingual search

Factual inference based on multiple references

Alan LLM

(001)

LLM processing architecture by which ESTsoft's conversational AI human understands a user's question and generates an answer_1
LLM processing architecture by which ESTsoft's conversational AI human understands a user's question and generates an answer_2

Conversational AI Avatar

AI Human Agent capable of real-time conversation. The conversational AI Human technology is a generative AI technology that combines an AI Human created by ESTsoft and LLM.

Categories

LLM model connection

Customize your appearance

Voice customization

Personality customization

Conversational AI Avatar

(002)

Graphic showing how ESTsoft's STV technology analyzes audio waveforms and applies them to video_1
Graphic showing how ESTsoft's STV technology analyzes audio waveforms and applies them to video_2
Graphic showing how ESTsoft's STV technology analyzes audio waveforms and applies them to video_3

STV

STV (Speech To Video) is a technology that takes speech and video as input, and changes the video to match the lip movements to the inputted speech.

Categories

Face detection

Landmark detection

Face recognition

Style Analysis

Segmentation

3D-Alignment

Face Editing

STV

(003)

Graphic showing the data training process behind ESTsoft's Custom TTS speech synthesis AI_1
Graphic showing the data training process behind ESTsoft's Custom TTS speech synthesis AI_2
Graphic showing the data training process behind ESTsoft's Custom TTS speech synthesis AI_3

Custom TTS

Text-to-speech (TTS) technology refers to the creation of voice through AI that converts the entered text into speech, thus turning the written word into voice.

Categories

Voice analysis

change voice

IP customization

Voice Modeling

Custom TTS

(004)

Multinational agents providing multilingual consultations with ESTsoft's AI video dubbing technology, with national flags_1
Multinational agents providing multilingual consultations with ESTsoft's AI video dubbing technology, with national flags_2
Multinational agents providing multilingual consultations with ESTsoft's AI video dubbing technology, with national flags_3

Video Dubbing

Analyzing the audio of a provided video and translating it into the desired language. A technology that analyzes the speaker's voice characteristics to deliver translated audio that resembles the original speaker's voice.

Categories

Voice Cloning

Multi-Speaker

Lip sync

4+

Video Dubbing

(005)

Female AI avatar in a black suit, created with ESTsoft's Face Creation technology_1
Female AI avatar in a black suit, created with ESTsoft's Face Creation technology_2
Female AI avatar in a black suit, created with ESTsoft's Face Creation technology_3

Face Creation

Artificial intelligence that has learned faces is at the stage of creating AI Personas by applying styles to details like facial features, voice, and expressions to produce suitable AI Personas.

Categories

Signature Avatar

Premium Avatar

Basic Avatar

Photo Avatar

Live Avatar

Video Avatar

...

Face Creation

(006)

Entering a prompt into ESTsoft's agentic AI, Alan_1
Entering a prompt into ESTsoft's agentic AI, Alan_2
Entering a prompt into ESTsoft's agentic AI, Alan_3

Alan LLM

A system where several specialized agents collaborate to find the optimal solution, applying a multi-LLM architecture optimized for agents.

Categories

Planning supporting agentic AI

Tool calling optimization

Understand cultural context

Multilingual search

Factual inference based on multiple references

Alan LLM

ESTsoft

ESTsoft

ESTsoft

Every project we take on is designed for long-term success.

Every project we take on is designed for long-term success.

Every project we take on is designed for long-term success.

Our approach is simple: we focus on functionality, speed, and clarity, ensuring that every project serves a clear purpose without unnecessary complexity.

Our approach is simple: we focus on functionality, speed, and clarity, ensuring that every project serves a clear purpose without unnecessary complexity.

Our approach is simple: we focus on functionality, speed, and clarity, ensuring that every project serves a clear purpose without unnecessary complexity.

We don't do overly flashy marketing. We build well-designed, functional AI businesses that help businesses succeed.

We don't do overly flashy marketing. We build well-designed, functional AI businesses that help businesses succeed.

We don't do overly flashy marketing. We build well-designed, functional AI businesses that help businesses succeed.

ESTsoft Perso Interactive AI human, capable of real-time conversation

Hi, I'm an AI Human. Let's talk!

Hi, I'm an AI Human. Let's talk!

Hi, I'm an AI Human. Let's talk!