ResponsiveVoice
Add lifelike AI voices to your website or app in minutes
About ResponsiveVoice
ResponsiveVoice is a text-to-speech API that enables real-time AI voice generation for websites and apps. It supports 51 languages, includes accessibility features, and offers a free tier for non-commercial use. Easily integrate with one line of code or use WordPress shortcodes.
Pricing
Full pricing pageFree option
Free
$0 per month
Free plan with attribution and limits
- Attribution-Free Use
- Limits may be applied
- All voices
- Dashboard
- API
- WordPress Plugin
- Voice Message Editor
- Page Welcome Message
- Select Test to Speak It
- Speaking Menus & Links
Popular
Pro
$39 per year
Pro plan with commercial use and unlimited features
- Everything in Free, plus
- Commercial Use
- Unlimited
- Welcome Message Once per Visit
- Exit Intent Message
- Message After 30 Seconds of Inactivity
- Accessibility Spoken Tab Navigation
- Accessibility Spoken Paragraph Navigation
- SDK to Build Voice Enabled Website
- Source Editing Allowed
Pro (Monthly)
$49 per month
Pro plan billed monthly
- Everything in Free, plus
- Commercial Use
- Unlimited
- Welcome Message Once per Visit
- Exit Intent Message
- Message After 30 Seconds of Inactivity
- Accessibility Spoken Tab Navigation
- Accessibility Spoken Paragraph Navigation
- SDK to Build Voice Enabled Website
- Source Editing Allowed
Popular
Enterprise
Custom
Enterprise plan with custom pricing
- Everything in Pro, plus
- Built for Scale
- Discounts at Scale
- Priority Support
- Multiple Seats
FAQ
You can improve pronunciation by using quotes around words, putting words together like TinCan, or using hyphens. For example, X A P I will be spoken clearly, whereas API will be said as 'appy'.
The speech will pause every 100 characters if it encounters a comma or full stop. If it encounters a comma or full stop before reaching 100 characters, it will start the 100-character count again from that point.
No, the UK English Male voice is only supported on Safari Mac and iOS and on Chrome Desktop. On Chrome for Android, it falls back to the UK English Female voice due to platform limitations.
On Android, Chrome may need to download the voice package on the first use. This happens silently in the background, and you may see a download indicator. Once the download completes, the voice will work without reloading the page.
No, HTML5 voices do not currently support SSML for changing accent or emphasis. While other speech engines use markup standards, browsers do not support it yet, and there is no confirmed timeline for its inclusion.
On iOS, speech synthesis must be triggered by a user action, such as a click. To work around this, add a 'Start' button that initializes ResponsiveVoice.speak(), even with blank text, so subsequent calls work without user interaction.
Yes, some known issues include slow playback rate, voice being cut off in shorter text, and audio not playing on Firefox Android. For Firefox, check Mozilla’s Browser Compatibility website for updates.
Alternatives to consider
See all alternatives
Badges
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Pricing summary
Free tier available
Starting from
Free plan available, Pro starts at $39/month (billed annually) or $49/month
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