Fonimo vs Sona UC
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Fonimo
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Fonimo β The Best VoIP Softphone for Secure Business Calls & Unified Communication Fonimo empowers businesses to stay connected, collaborate effectively, and ensure high-quality communication. Designed as a robust VoIP Softphone and Unified Communication solution, Fonimo integrates seamlessly with your existing cloud VoIP solution, helping you manage remote teams, boost productivity, and maintain secure business calls anywhere. Unified Communication and Collaboration on the Go Collaborate with your team through voice and video calls, group chats, and file sharing. Organize conferences, create discussion channels, and stay connected with remote team communication tools. Advanced VoIP Softphone Features Use your corporate identity or business phone app to make external calls via your IP PBX extension. Access detailed client profiles and a history of communications for better customer interactions. Enjoy a seamless call management solution, perfect for professionals & teams. Stay Connected Anywhere with Enhanced Call Quality Never miss an important business call with push notifications, even in low-connectivity environments. Experience crystal-clear audio with advanced codecs, ensuring top-notch voice quality in every VoIP calling app session. Secure and Flexible Communication for Modern Businesses Fully compatible with your PBX softphone system, whether on-premise or cloud-based. Customize features based on your business requirements, making it the best softphone app for your needs. Fonimo is more than just a VoIP app for business. Itβs a comprehensive call management solution designed to empower your business. Download Fonimo today and experience how this SIP phone app can revolutionize your teamβs communication. Contact us at https://fonimo.app
Sona UC
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Sona UC is a VoIP Mobile Client coordinated with Sona UC PBXs that makes your iOS mobile phone an office extension and links you and your colleagues and customers anywhere anytime. Make and receive calls through corporate phone network to slash call costs and enhance efficiency with consistent in-office experience. Key Capabilities - Make and receive enterprise VoIP calls over your Wi-Fi or mobile data networks to lower mobile voice charges - One number reach to conceal your personal mobile phone number and ensure unified corporate identity - Set up flexible ring strategy for Linkus and the desktop phone - Select different outbound routes for different destinations (local/long-distance/international, etc.) - Corporate directory integration with lookup and visual status indicator (available/unavailable/busy) - Configurable PBX features including Call Transfer, Call Forwarding, Call Waiting, DND, and Ring Timeout - Support Push Notifications to alert users of incoming calls while conserving energy Main Features Call Forwarding Call History Call Route Selection Call Transfer Call Waiting Contact Management Corporate Directory Do Not Disturb Extension Status Hold & Resume Native Contacts Integration One Touch Recording Outbound Route Selection PUSH Notification Ring Strategy Selection Speed Dial/Favorite Voicemail Specifications iOS Requirement: iOS 11.0 or higher Network: 2G/3G/4G or Wi-Fi Protocol: SIP FRC2361 Codec: iLBC/u-law/a-law/G722/G729 Network Protocol: TCP/IP/UDP, RTP/SRTP/RTCP, HTTP/HTTPS DTMF: Inband, RFC4733 (RFC2833), Info
Screenshots
Verdict
The clearest difference is update cadence: Fonimo at every 5 days against Sona UC's every 9 months. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Fonimo ships an update every 5 days, Sona UC every 9 months. The most recent releases landed on November 8, 2026 and October 30, 2026 respectively.
| Parameter | Fonimo | Sona UC |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 5 days β better | Every 9 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.1 | 15 β better |
| Further details β not scored | ||
| Size | 51 MB | 68 MB |
| Age rating | 12+ | 4+ |
| Developer | iNextrix Technologies Pvt. Ltd | Sona Business B.V. |
In-app purchases
Fonimo
No in-app purchases
Sona UC
No in-app purchases








