Ondoku: Supported Languages, Voice Types, and Audio Samples
Sept. 9, 2026
Which languages does Ondoku support?
Ondoku currently supports 81 languages and regions, allowing you to enjoy realistic and native pronunciation.
| English | Chinese | Spanish |
| Arabic | French | Hindi |
| Indonesian | Malay | Portuguese |
| Bengali | Russian | Japanese |
| German | Dutch | Javanese |
| Korean | Tamil | Vietnamese |
| Telugu | Marathi | Urdu |
| Italian | Turkish | Polish |
| Gujarati | Persian | Thai |
| Ukrainian | Malayalam | Kannada |
| Azerbaijani | Amharic | Burmese |
| Tagalog | Nepali | etc., 81 languages and regions in total |
Many languages are supported.
The display of the "Language" dropdown on the Ondoku top page is in the local language.
A detailed list of languages can be confirmed on the Ondoku language list page. On the list page, each language is written in its own language, so you can easily find the language you are looking for.
Ondoku text-to-speech: List of supported languages for reading aloud
Ondoku supports reading aloud in languages from countries all over the world. 81 languages and regions. The total number of speakers exceeds 692. The display of the "Language" dropdown on the Ondoku top page is in the local language. In this article, each language is written in its own language...
What types of voices does Ondoku have?
Ondoku has a total of over 692 speakers.
| Male | Female | Boy | Girl | Genderless |
There are various voice types available, from cute voices to cool voices, bright voices, and deep voices.
Many dialects are also supported. You can learn different voice characteristics, accents, and language variations.
For example,
- English: You can enjoy various accents such as American, British, Australian, and Indian.
- Chinese: In Chinese, not only Standard Chinese (Mandarin) but also various variations such as Cantonese and Taiwanese Chinese are available.
Audio Sample Page
We have prepared sample voices so you can listen to Ondoku's voices from various countries.
- Multilingual sample voices (47 types)
- Japanese sample voices (16 types)
- English sample voices (92 types)
- French sample voices (31 types)
- German sample voices (24 types)
- Ukrainian sample voices (3 types)
- Italian sample voices (22 types)
- Spanish sample voices (45 types)
- Portuguese sample voices (28 types)
- Russian sample voices (10 types)
- Chinese sample voices (40 types)
- Korean sample voices (14 types)
- Indonesian sample voices (8 types)
- Malaysian/Malay sample voices (2 types)
- Thai sample voices (4 types)
- Vietnamese sample voices (6 types)
- Filipino (Tagalog, Visayan, Cebuano) sample voices (6 types)
New AI Voice of Ondoku
Furthermore, in Ondoku, in addition to the voices for each language introduced here, you can also read aloud with "New AI Voice"!
New AI Voice supports multiple languages!
By using the same voice, you can read aloud in many languages such as English, Japanese, French, Spanish, German, Korean, and Chinese, so it can be used more widely for YouTube video production, language learning, etc.
For audio samples and how to use the New AI Voice, please see this article.
Listen to 25 types of next-generation AI Japanese voice samples for free. Also supports multilingual reading.
Introducing the latest next-generation AI voice that can generate emotionally expressive voices with the latest AI technology! In this article, you can listen to and try out voice samples of Ondoku's new AI voice. You can specify emotional expressions with free text, and multilingual reading is also possible.
How many characters can Ondoku read for free?
The text-to-speech software "Ondoku" can read 5,000 characters per month for free with AI voice.
You can easily download MP3s, and commercial use is also possible.
The next update date can be checked from Settings after logging in.
The remaining usable characters can be checked from History.
For Free Plan
- Non-member: 1,000 characters / per month
- Free member: 5,000 characters / per month
For Paid Plan
- Basic: 200,000 characters / per month
- Value: 450,000 characters / per month
- Premium: 1,000,000 characters / per month
For more details on paid plan prices, please check here.
What are the rules for commercial use of Ondoku?
For Ondoku, if it is for personal use, you can use it in any way as long as it is not a prohibited act.
*Personal use: A usage method enjoyed only by yourself.
For commercial use, there are certain rules.
Please be sure to include credit notation for free use.
Credit notation is mandatory in a place where it is visible to users.
*Not required for paid members.
*If credit notation is not possible (audio teaching materials, audio guidance, etc.), please be sure to subscribe to a paid plan during the period you use the audio.
*Even if credit notation is possible, there are prohibited acts and usage methods that are only permitted under the business plan.
For other details, please check here.
What you can do with Ondoku. About commercial use (business use) and prohibited items.
Commercial use (business use) is possible with Ondoku. Regardless of whether you are an individual or a corporation, use for the purpose of obtaining profits such as money directly or indirectly is commercial use. However, please note that prohibited acts are established in Ondoku. This time, we will explain what you can and cannot do with Ondoku...
Can I cancel or withdraw immediately?
Yes, you can do it anytime, 24 hours a day.
1. Cancellation
Cancellation can be done at any time from the Settings page after logging in.
After cancellation, you can maintain and use the contracted plan until the next update date.
For details, please see "How to cancel (cancel) the Ondoku paid plan".
2. Withdrawal
After logging into Ondoku, please complete the withdrawal procedure from the "Withdraw" button on the Settings page.
Please note that after withdrawal, you will never be able to log in to Ondoku again.
Also, if you withdraw, you cannot re-register with your current email address.
For details, please see "How to withdraw from Ondoku/delete your account".
■ AI voice synthesis software "Ondoku"
"Ondoku" is an online text-to-speech tool that can be used with no initial costs.
- Supports 81 languages and regions, including Japanese, English, Chinese, Korean, Spanish, French, and German
- Available from both PC and smartphone
- Suitable for business, education, entertainment, etc.
- No installation required, can be used immediately from your browser
- Supports reading from images
To use it, simply enter text or upload a file on the site. A natural-sounding audio file will be generated within seconds. You can use voice synthesis up to 5,000 characters for free, so please give it a try.
Email: ondoku3.com@gmail.com
"Ondoku" is a Text-to-Speech service that anyone can use for free without installation. If you register for free, you can get up to 5000 characters for free each month. Register now for free
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