Make international calls to any landline or mobile number using WiFi or data. Enjoy per-second billing with no connection fees, and clear rates before you dial. Ideal for travelers and families abroad.
1.2.3
October 17, 2026
This update includes performance improvements and bug fixes to make the app faster and more stable.
$1.99
Starter
Add $1.99 credit for international calls
Telvio allows you to make international calls over WiFi or mobile data. You simply open the app, dial the number, and talk. The person you call does not need the app or internet access.
Yes, Telvio can call any landline or mobile number in over 90 countries. It is designed for outgoing calls only and does not provide a number for incoming calls or support emergency numbers.
Telvio offers per-second billing with no connection fees. You pay only for the seconds you talk, and rates are clearly displayed before each call. Credit packs are purchased as needed and never expire.
No, Telvio does not require an account, registration, password, or SIM swap. You can start making calls immediately after downloading the app.
Yes, Telvio is ideal for travelers as it bypasses roaming charges by using WiFi or local data plans. It's a convenient alternative to traditional calling cards.
Telvio routes calls through premium carrier lines, ensuring clear and reliable call quality to over 90 destinations. This is not a peer-to-peer connection.
Telvio is available on Mac, iPhone, iPad, and iPod. It is designed for outgoing calls and does not offer a phone number for incoming calls.
The latest version of Telvio, 1.2.0, was last updated on August 31, 2026. The app was initially released on August 3, 2026.
