Kotoba—Voice Interpreter・Memos icon

Kotoba Technologies

1app4.4(18)Books & Reference

Publisher DNA

What defines Kotoba Technologies?

AI intelligence is not yet available for Kotoba Technologies. The portfolio data below is up to date.

Portfolio

What does Kotoba Technologies ship?

Apps

1 app analysed

Kotoba—Voice Interpreter・Memos icon
Kotoba—Voice Interpreter・Memos

Live Interpreter & Voice Memo

4.4(18)

Dialogue mode QR-connection facilitates professional two-way meetings

  • Proprietary Koto AI model enables sub-0.5 second predictive translation
  • Inaccurate translation performance for Arabic text makes the app unreliable for daily communication needs

Single-market publisher, every app ships only to United States.

Based on 1 of 1 app with localized market data · last scanned .

Americas (1)

  • United States1 / 1

Core markets (1/1 apps)

United States

User Sentiment

How do users feel about their apps?

0

Positive apps

0

Neutral / mixed

1

Negative apps

25/100

Avg sentiment score

Rivals

Who does Kotoba Technologies compete with?

The rivals identified

Nemeses(1)

DeepL SE

known forDeepL Translate

1 app4.7Books & Reference

Both apps compete for users requiring real-time translation, with Kotoba focusing on predictive voice-to-voice interaction and DeepL prioritizing linguistic precision and system-level mobile integration.

Contenders(10)

Air Apps Systems

known forTranslate Now - AI Translator

1 app4.7Books & Reference

Both apps target travelers and professionals needing real-time translation, with Translate Now capturing high-frequency users through its keyboard extension and broad language support.

APPLABS

known forInstantTranslator:AI Translate

1 app4.4Books & Reference

Both apps target international professionals and travelers by providing real-time speech translation, creating direct competition for users seeking language assistance.

BPMobile

known forVoice Translator: AI Translate

1 app4.4Books & Reference

Both applications target international travelers and users requiring real-time voice translation, creating direct competition for the same user base seeking immediate communication tools.

Google

known forGoogle Translate

1 app4.3Books & Reference

Both apps target travelers and users requiring real-time language assistance, with direct overlap in voice-based translation and dialogue modes.

Heavy Plumb Apps, SOCIEDAD LIMITADA

known forDialog - Translate Speech

1 app4.6Books & Reference

Both apps target travelers and professionals needing real-time voice translation, with Dialog offering broader language support while Kotoba focuses on proprietary speech AI for simultaneous output.

HEYOS

known forTranslate AI - Live Translate

2 apps4.7Books & Reference

Both apps target real-time voice translation for international communication, competing for the same user base seeking live conversation support.

MobiSystems

known forTalk & Translate AI Translator

2 apps4.7Books & Reference

Talk and Translate serves the same traveler and professional demographic as Kotoba but targets a broader audience with a 103-language library.

NAVER

known forNaver Papago - AI Translator

1 app4.6Books & Reference

Both apps target international travelers and business professionals with real-time voice translation, creating direct competition for users seeking immediate, spoken communication across language barriers.

Tung To Dinh

known forTranslate Go: AI Translator

1 app4.7Books & Reference

Both apps target international communication, with Translate One competing for the same user base through broader language support and multi-modal input.

Xung Le

known forTranslator - Translate Box

1 app4.6Books & Reference

Both apps compete for users requiring real-time voice translation, with Kotoba focusing on a proprietary AI model and Translate Box aggregating multiple established translation engines.

Same space(16)

AdSpark OU

known forAI Translator - Translate Easy

1 app4.4Books & Reference

Provides visual translation capabilities for static text, serving as a secondary tool for users who encounter written language barriers.

Alberta Blose

known forVoice Memos - Voice Recorderㅤ

1 app4.4Books & Reference

Functions as a productivity tool for managing audio files, offering transcription and translation features that complement the live-only focus of Kotoba.

HeapSol Technologies

known forSpanish English Translator

1 app4.4Books & Reference

This app acts as a lightweight, offline-capable alternative for users focused specifically on the English-Spanish language pair.

Hyperionics Technology

known for@Voice: Text to Speech Reader

1 app4.3Books & Reference

This app provides an adjacent utility for users who consume content via audio, complementing the real-time interpretation focus of Kotoba.

If Tech

known forKuli Kuli - Travel Translator

1 app3.7Books & Reference

Targets the same travel-oriented user base but focuses on image-based decoding of menus and labels instead of live voice interpretation.

PROGOS

known forPROGOS for testing English

1 app4.7Books & Reference

Provides a formal assessment of speaking ability, acting as a benchmark for users who use translation tools to practice their language skills.

Ryabov Vladislav

known forTranscription speech to text

1 app4.3Books & Reference

Offers local, private transcription for sensitive audio, providing a secure alternative to cloud-based processing.

SpeakBUDDY

known forAI英会話スピークバディ-日常英会話・ビジネス英語・発音学習

1 app4.8Books & Reference

Provides a structured language learning environment for users who want to improve speaking skills through AI-led practice rather than real-time translation.

The App Company

known forEnglish to Spanish Translator

1 app4.1Books & Reference

This app targets the same student and tourist segment as Kotoba but focuses on a specific bilingual use case.

Theo Hoffenberg

known forReverso translate and learn

1 app4.7Books & Reference

Serves as a learning-focused alternative for users who need contextual sentence examples rather than just real-time speech translation.

Tolunay Kandirmaz

known forVoice Memo Transcription

1 app0.0Books & Reference

Focuses on quick, live transcription of voice notes, serving as a simpler, text-focused alternative to translation-heavy workflows.

TORICO, K.K.

known forDRAWER – AI Language Journal

1 app4.9Books & Reference

Offers a writing-based approach to language improvement, contrasting with the emphasis on immediate verbal communication.

Vlad Gavrulash

known forVoice Memo: AI Transcribe

1 app0.0Books & Reference

Extends the utility of voice recordings by adding AI-powered summarization and Q&A, serving as a post-recording analysis tool.

Westberg Co.

known forInstaEnglish—Speak&Learn Fast

1 app4.6Books & Reference

Focuses on active vocabulary growth through sentence translation practice, serving as a post-translation learning tool.

Youdao (Hong Kong)

known foriRecord: Transcribe Voice Memo

1 app4.6Books & Reference

Acts as a dedicated transcription utility for meetings and lectures, providing a more document-focused alternative to live translation.

涛 郭

known forLive AI Translate Now

1 app4.8Books & Reference

Competes in the real-time translation space by emphasizing tone and intent, positioning itself as a conversational alternative.

Frequently asked questions

How many apps does Kotoba Technologies publish?
Kotoba Technologies has 1 app tracked by Marlvel, primarily in the Books & Reference category.
What kind of apps does Kotoba Technologies make?
Kotoba Technologies's portfolio is concentrated in Books & Reference, with an average rating of 4.4/5 across rated apps.
What is Kotoba Technologies's top app?
By review volume across the portfolio, Kotoba—Voice Interpreter・Memos is Kotoba Technologies's best-known app tracked by Marlvel.
In how many countries are Kotoba Technologies's apps available?
Marlvel has tracked Kotoba Technologies's apps across 1 country.

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Kotoba Technologies, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “Kotoba Technologies intelligence.” Updated N/A. https://marlvel.ai/publishers/kotoba-technologies

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Data licensed under CC-BY-NC 4.0