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AITalk

Paid#175 of 222 in Text-to-Speech Software

AITalk: A Japanese-focused speech engine with detailed controls, APIs and custom dictionaries. Ranked #175 of 222 in Text-to-Speech Software by our editors (3.0/10); pricing: Paid; best for enterprises needing customizable Japanese speech systems.

3.0/10Editor score

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At a glance

Editor score
3.0 / 10
Pricing
Paid
Best for
Enterprises needing customizable Japanese speech systems
Free plan
No
Founded
2003 · Tokyo, Japan (Bunkyo-ku, Tokyo)
Facts checked
25 Sep 2026

Where it wins
- Prosody, pitch, speed, volume and pause controls
- REST WebAPI, SDK and server components for embedded applications
- Custom pronunciation, terminology and voice dictionaries
Where it doesn't
- Japanese is the listed language
- No free plan is available
- Commercial audio redistribution may incur additional fees

Our verdict on AITalk

AITalk is AI, Inc.’s speech-synthesis product family for converting Japanese text into spoken audio. It serves organizations creating e-learning and video narration, telephone and facility announcements, accessibility experiences, and embedded voice interfaces. The family spans Windows narration software, browser-based cloud creation, REST WebAPI services, and SDK or server components for integrating speech into applications and devices. Deployment options cover cloud and desktop use, with access paths listed for web, Windows, Linux, iOS, Android and API environments.

The paid lineup has three plan types. The 1-year license and perpetual license provide Windows desktop narration software with two included speakers, Emiri and Hideto. Cloud basic monthly is browser-based and uses a Japanese two-speaker base plan. These options separate locally installed narration work from browser workflows, while the API and SDK components support teams embedding synthesis into products. A free plan is not part of the lineup, so buyers should select a commercial tier based on whether they need desktop authoring, recurring cloud access or application integration.

AITalk’s main strength is control over Japanese speech output. Users can export WAV audio at multiple sample rates in PCM or μ-law formats, adjust intonation, pitch, speed, volume and pauses, and apply emotion expression where supported speakers allow it. Custom pronunciation and terminology dictionaries help address specialized vocabulary, while AITalk CustomVoice supports custom or original voice dictionaries. The focus is narrower than multilingual platforms because Japanese is the listed language. Organizations needing Japanese voice production, programmable synthesis or embedded speech should find the feature set aligned; teams requiring broad language coverage or a no-cost starting tier should consider alternatives.

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AITalk pricing

Plans PaidPaid No free plan — trial or paid only. Prices checked 25 Sep 2026.

See plans on ai-j.jp

All 3 AITalk plans and prices →

AITalk fact sheet

Free plan	No
Paid from	Not verified
Commercial use	Not verified
Voice cloning	Yes
API access	Yes
Languages	1 languages
Maximum input	Not verified
Export formats	WAV
Platforms	web, windows, linux, ios, android, api
Deployment	Cloud, Desktop
Platforms	Web, Windows, Linux, iOS, Android
Support	Email
Built for	Small business, Mid-market, Enterprise (editorial estimate)
Pricing	Paid (source)
Website	ai-j.jp
Facts checked	25 Sep 2026

Alternatives to AITalk

See all AITalk alternatives →

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Featured on iTechGuides

AITalk is listed in our Text-to-Speech Software directory. Add the badge to your site — it links back to this page.

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Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

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Last updated 7 Oct 2026 · How we research and update