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AquesTalk
Plans and prices
AquesTalk1 Development License (Personal Use)
Personal-use development license for AquesTalk1 · OS-specific license selection · License is limited to the current release version
Read 20 Sep 2026 · store.a-quest.com
Personal-use development license
Hobby/noncommercial development · per product and OS · current release version only
Read 11 Oct 2026 · a-quest.com
AqKanji2Koe use license
AqKanji2Koe language-processing library · OS-specific · commercial use
Read 11 Oct 2026 · store.a-quest.com
Commercial content use license
AquesTalk1/2/10 and AqKanji2Koe across all OS versions · unlimited video count · one license per PC
Read 11 Oct 2026 · a-quest.com
AquesTalk1 use license
AquesTalk1 · perpetual use · OS-specific · latest version and earlier versions
Read 11 Oct 2026 · store.a-quest.com
AquesTalk10 use license
AquesTalk10 · perpetual use · OS-specific · latest version and earlier versions
Read 11 Oct 2026 · store.a-quest.com
AquesTalk2 use license
AquesTalk2 · perpetual use · OS-specific · latest version and earlier versions
Read 11 Oct 2026 · store.a-quest.com
On the record
- API access
- Yesstore.a-quest.com · read 20 Sep 2026
- Commercial limits
- Internet-facing server use requires a separate server license; standard use licenses allow closed-network use.a-quest.com · read 11 Oct 2026
- Commercial use
- Yesstore.a-quest.com · read 20 Sep 2026
- Custom work
- Custom builds and changes such as voice, character encoding, input/output format, and sampling frequency are available by consultation.a-quest.com · read 11 Oct 2026
- Engines
- The family includes four rule-based synthesis engines: AquesTalk10, AquesTalk pico, AquesTalk2, and AquesTalk1.a-quest.com · read 11 Oct 2026
- Evaluation limits
- The downloadable evaluation version changes all na-row and ma-row phonemes to nu and is limited to product evaluation.a-quest.com · read 11 Oct 2026
- Export formats
- WAVstore.a-quest.com · read 20 Sep 2026
- Free personal use
- Personal hobby use without direct or indirect commercial purpose is free under the maker's stated conditions.a-quest.com · read 11 Oct 2026
- Implementation
- The engine uses ANSI C code and requires no external libraries or file system, allowing porting to systems without an operating system.a-quest.com · read 11 Oct 2026
- Integrations
- The maker describes AquesTalk integrations for ESP32, Raspberry Pi, Android TTS, and video tools including Yukkuri MovieMaker.a-quest.com · read 11 Oct 2026
- Languages
- 1store.a-quest.com · read 20 Sep 2026
- Player
- AquesTalkPlayer for Windows, Mac, and the browser reads text aloud and exports WAV files.a-quest.com · read 11 Oct 2026
- Product
- AquesTalk is a Japanese speech-synthesis engine family used in embedded products and PC applications.a-quest.com · read 11 Oct 2026
- Security and privacy
- The privacy policy says customer personal information is not disclosed to third parties except with consent or when requested by public authorities or required by law.a-quest.com · read 11 Oct 2026
- Support
- The maker provides downloadable evaluation packages and manuals, an FAQ, and a contact channel for product inquiries.a-quest.com · read 11 Oct 2026
- Text processing
- AqKanji2Koe converts text containing kanji into phonetic strings for AquesTalk synthesis.a-quest.com · read 11 Oct 2026
- Use case
- The maker offers compact speech-synthesis middleware that can run in systems without cloud access.a-quest.com · read 11 Oct 2026
