# Phybi > VoIP calling application for international and long-distance calls. (iPhone/iPad app by Phybi LLC.) - Source: https://appshunter.io/ios/app/phybi/id1571297918 (this page in markdown: same URL + `.md`) - Developer: [Phybi LLC](https://appshunter.io/developer/1571297920) - Category: Utilities - Price: Free with in-app purchases - Rating: 5.00/5 from 7 App Store ratings - Age rating: 4+ - Requires: iOS 12.1 · 79 MB - Languages: American English - Released: 2021-07-02 - Data updated: 2026-06-10 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/phybi/id1571297918/reviews.md ## What is Phybi? Phybi is a mobile dialer or application which makes VoIP calls with minimum iOS version support of 8.0 on Apple iPhone, iPod and it uses the 4G/3G/Edge/wifi Internet connectivity. Phybi is a smart mobile dialer application that facilitates VoIP calling over the internet to any landline or mobile devices around the world. The application is most beneficial for making long distance or international calls at low rates utilizing the VoIP services from your favorite service provider. The zero noise, high call quality and intuitive UI makes the application most sought after VoIP calling application. Features :- Phybi uses SIP protocol based for signaling. Phybi Supports all codecs. Phybi run Behind private IP. User Friendly Interface. Auto Sync of Balance. Real Time Sip status messages. Call History. Loud Speaker. Hold. Address book integration. Compatible with all sip standard switches. It has very efficient implementation of jitter buffer to play voice smoothly. Silent suppression and comfort noise generation has been used to reduce the bandwidth usage, and this makes the dialer more efficient in making VoIP calls. ## Key features - VoIP calling - Low international call rates - High call quality - User-friendly interface - SIP protocol support - Address book integration - Call history ## Pricing and in-app purchases Base price: Free. **One-time purchases** | Purchase | Price | Type | | --- | --- | --- | | Phybi Credit $39.99 | $39.99 | one-time | | Phybi Credit $4.99 | $4.99 | one-time | | Phybi Credit $9.99 | $9.99 | one-time | | Phybi Credit $14.99 | $14.99 | one-time | | Phybi Credit $19.99 | $19.99 | one-time | | Phybi Credit $24.99 | $24.99 | one-time | | Phybi Credit $29.99 | $29.99 | one-time | | Phybi Credit $34.99 | $34.99 | one-time | | Phybi Credit $39.99 | $39.99 | one-time | | Phybi Credit $1.99 | $1.99 | one-time | ## Frequently asked questions about Phybi ### What devices is Phybi compatible with? Phybi is compatible with iPhone and iPod devices running iOS version 8.0 or later. ### How does Phybi handle call quality? Phybi ensures zero noise and high call quality by using an efficient implementation of a jitter buffer for smooth voice playback and silent suppression to reduce bandwidth usage. ### What is the pricing for Phybi? Phybi is available for free, allowing users to make VoIP calls without any upfront cost for the application itself. ### Does Phybi support offline calling? Phybi requires an active internet connection (4G/3G/Edge/wifi) to make VoIP calls, so it does not support offline calling. ### How often is Phybi updated? The latest version of Phybi was released on December 8, 2022, indicating regular updates to improve functionality and compatibility. ### What is the age rating for Phybi? Phybi has an age rating of 4+, making it suitable for a wide range of users. ### Does Phybi have ads? The provided data does not specify if Phybi contains advertisements. However, it is listed as free with no in-app purchases. ### What signaling protocol does Phybi use? Phybi uses the SIP protocol for signaling and is compatible with all standard SIP switches. ## Version history (last 5 releases) ### 1.4 — 2022-12-08 Bug fixing ### 1.3 — 2022-01-08 New feature added in chat ### 1.2 — 2021-12-10 Black theme added ### 1.1 — 2021-07-07 Bug Fixes ### 1.0 — 2021-07-03 No release notes. ## Apps similar to Phybi | App | Rating | Price | Category | | --- | --- | --- | --- | | [LeDunia](https://appshunter.io/ios/app/ledunia/id1277974167) | 4.3 (6) | Free | Utilities | | [Second Phone Number: 2nd eSIM](https://appshunter.io/ios/app/second-phone-number-2nd-esim/id6470302849) | 4.3 (758) | Free | Utilities | | [Wolters Kluwer Authenticator](https://appshunter.io/ios/app/wolters-kluwer-authenticator/id1380833554) | 3.3 (4) | Free | Utilities | | [Telem Top-Up](https://appshunter.io/ios/app/telem-top-up/id1483578030) | 4.0 (145) | Free | Utilities | | [Total Wireless Cloud](https://appshunter.io/ios/app/total-wireless-cloud/id1524041285) | 4.6 (94) | Free | Utilities | | [VIP V2](https://appshunter.io/ios/app/vip-v2/id1446295812) | 4.1 (1,023) | Free | Utilities | --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-10.*