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How to inquire about the best plan and usage for Ondoku
Jan. 26, 2026
Inquire about Ondoku plans and how to use them
"I want to ask/confirm which plan is best for my specific usage!"
In such cases, please fill in the following items and contact us via the Ondoku website.
Ondoku: Contact Us
Subject: Inquiry about commercial use
Which plan to use:
- Free
- Free or the 980 yen per month plan
- Monthly paid plan
- Business plan
- Other (be specific)
Is credit notation possible:
- Yes
- No
Who will create the audio with Ondoku:
- Myself / My company
- Outsourced / Third party / Subsidiary
Who will listen to the audio: (Multiple selections possible)
- Myself
- YouTube viewers
- Internal staff
- App users
- General public
- Other (be specific)
Will the audio be used for commissioned, contracted, or requested work?
- Yes
- No
Is it for sale:
- Paid sale/distribution
- Free distribution
- No sale/distribution
- Other (be specific)
On which device or software will the audio be used: (Multiple selections possible)
- PC/Smartphone
- Embedded devices
- CD/DVD players
- Other (be specific)
Distribution or delivery method: (Multiple selections possible)
- YouTube
- Smartphone app
- PC software
- CD/DVD
- Downloadable content
- Presentation
- Broadcast media such as TV or radio
- None
- Other (be specific)
Will it be embedded in a device or product:
- Yes
- No
In what situations will it be used (be as specific as possible):
Example
- I am planning to use it in PowerPoint slides for internal company training. We plan to make a DVD for internal sharing and archiving. I cannot provide credit notation; can I use it for free? If it is a paid plan, can I use the Basic plan for 980 yen per month?
- I would like to use it for character voices in a smartphone app I am developing personally. I plan to include credit notation in the CV section; is free use possible?
- Can I use it for free if I provide credit notation on the device chassis?
Ondoku: Contact Us
■ AI voice synthesis software "Ondoku"
"Ondoku" is an online text-to-speech tool that can be used with no initial costs.
- Supports approximately 50 languages, 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.
Text-to-speech software "Ondoku" can read out 5000 characters every month with AI voice for free.
You can easily download MP3s and commercial use is also possible.
If you sign up for free, you can convert up to 5,000 characters per month for free from text to speech.
Try Ondoku now.
HP:
ondoku3.com
Email: ondoku3.com@gmail.com
Email: ondoku3.com@gmail.com
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"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
