Audio & voice · pricing
Best for people who avoid phone calls, users with accessibility needs, and non-English speakers calling US businesses who can only be reached by phone.
| Plan | Price | Billing | Who it is for | Key limits | API |
|---|---|---|---|---|---|
| Free App Store / Google Play |
Free | Forever | Evaluating Callio before committing to Premium | No business calls (preview only); Test call in Playground to user's own verified phone number | No |
| Premium App Store / Google Play (in-app subscription) |
See official pricing | Monthly or annual | Users who make regular calls to US businesses and want unlimited calling | Subscriptions renew automatically; Can cancel anytime via app store account | No |
Preview of the call plan and what Callio will say is always free. Playground test call to user's own verified phone number is also free. Placing real calls to businesses requires Premium.
Free tier serves as trial; users can preview calls and test with Playground before subscribing to Premium
None; Premium includes unlimited calls with no per-call fees or overages
Handled by app store (Apple App Store or Google Play)
Prices checked Sep 29, 2026 on the official US pricing page. Official pricing ↗ Prices and limits change often.
Vendor pricing page re-checked automatically 12 days ago: no changes detected.
Preview of the call plan and what Callio will say is always free. Playground test call to user's own verified phone number is also free. Placing real calls to businesses requires Premium.
Free tier serves as trial; users can preview calls and test with Playground before subscribing to Premium
Free source (opens in a new tab)
Forever
For: Evaluating Callio before committing to Premium
Limits
Includes
No API
See official pricing source (opens in a new tab)
Monthly or annual
Annual option available; annual pricing works out cheaper per month than monthly billing
For: Users who make regular calls to US businesses and want unlimited calling
Limits
Includes
No API
None; Premium includes unlimited calls with no per-call fees or overages
Handled by app store (Apple App Store or Google Play)
Yes. The demo video on the pricing page shows a full call. In the app, you can see the plan and what Callio will ask for free. Callio Playground (also in the app) rings your verified phone number: you answer and play the business, hearing Callio's live voice before you pay. source (opens in a new tab)
You describe the task and Callio shows you the plan and what it will ask on the call, at no cost. In Playground, Callio rings your verified phone number so you play the business and hear Callio's real voice live. Neither uses anything up or needs a subscription. source (opens in a new tab)
Premium is unlimited calls to businesses, on the billing period you choose (monthly or annual). Every plan unlocks the same thing, and annual works out cheaper per month. The App Store and Google Play show the current price for each before you subscribe. source (opens in a new tab)
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