FusionSIP vs SIPERB
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
FusionSIP
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FusionSIP: The Mobile SIP Client for FusionPBX FusionSIP is the ideal mobile solution for users of the open-source FusionPBX phone system. Simple, flexible, and powerful - FusionSIP keeps you perfectly connected on the go. Highlights: Easy Setup: Configure via QR code or manual SIP data entry. Seamless Integration: Direct connection to FusionPBX via the EDNT Softphone API, which provides all necessary data. Cutting-Edge Technology: Supports push notifications, IPv4, and IPv6. Powerful Features: Extension selection Hold, call switching, and call forwarding (unattended & attended) Conference calling BLF and status display for colleagues Public and private phonebooks (local and server-based) Server-based call history, notes, and scheduling (private & public) Integrated chat (requires XMPP server) FusionPBX voicemail management Full fax support (send & receive) Manage call forwarding and block lists Customizable codecs, volume control, and Bluetooth support User-friendly design with Light & Dark Mode For Businesses & Offices: FusionSIP is also available in a desktop version, including interfaces to ERP and CRM systems. On request, the app can be custom-branded and tailored to your needs. Who is FusionSIP for? FusionSIP is specifically designed for businesses that use FusionPBX, providing a reliable, user-friendly solution for efficient communication—anytime, anywhere. For Resellers: Upon request, the softphone can be branded, customized, and discounted. Download now and experience the full power of FusionPBX in the palm of your hand! Important Note: The FusionSIP soft client can only be used in combination with the EDNT SoftPhone API and FusionPBX. For a generic softphone solution, EDNT offers the Smart-SIP-Phone, which works as a SIP client immediately with any PBX or phone system.
SIPERB
This app transforms your mobile device into a full business phone extension, enabling VoIP voice and video calls, messaging, and call management. It seamlessly integrates with existing SIP PBX systems, offering a unified communication experience across devices for remote and hybrid teams.
- VoIP voice and video calls
- Business call control (hold, transfer, conference)
- Integration with existing SIP PBX
- Cross-device synchronization
- Admin web portal for management
- Voicemail to email/transcription
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Siperb is a SIP softphone that turns your phone into a full extension on your business phone system. Register to Asterisk, FreePBX or any SIP PBX and make and take VoIP calls from anywhere, with voice, video and messaging in one app. WORKS WITH YOUR EXISTING PBX Siperb connects to the SIP phone system you already run. No new hardware, no rip-and-replace. Whether your PBX speaks WebRTC or plain SIP, Siperb bridges it, so your mobile softphone, desktop and web browser all ring as the same extension. VOICE AND VIDEO CALLING • Clear VoIP audio calls over Wi-Fi or mobile data • Video calls, front or back camera, with full-screen view • Native call screen: answer calls like a regular phone call • Push notifications so you never miss an incoming call • Bluetooth, speaker and earpiece support CALL CONTROL FOR BUSINESS • Hold, mute and transfer • Three-way conference calling • Call recording • DTMF keypad for IVR menus and voicemail • Call history with call quality details MOBILE, DESKTOP AND WEB The same SIP softphone runs on any phone, desktop and in a web browser. Start on one device, pick up on another; your messages and call history follow you. FOR TEAMS AND ADMINS Siperb includes an admin web portal to manage users, review call recordings, view call detail records and monitor call quality. Voicemail can be delivered straight to email or transcribed. GLOBAL NETWORK Multiple points of presence around the world keep latency low and calls clear. WHO IT'S FOR • Businesses running Asterisk, FreePBX or another SIP PBX • Remote and hybrid teams who need their desk extension on their phone • Resellers and IT providers who want a reliable VoIP softphone for their customers NOTE: Siperb needs an account on a SIP PBX or a Siperb service. Contact your phone system provider or visit siperb.com to get started.
Screenshots
Verdict
The clearest difference is iOS requirement: FusionSIP at 15.0 against SIPERB's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
FusionSIP ships an update every 3 weeks, SIPERB every 2 weeks. The most recent releases landed on November 4, 2026 and November 8, 2026 respectively.
| Parameter | FusionSIP | SIPERB |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | — | 1 — better |
| Update frequency | Every 3 weeks | Every 2 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 18.0 |
| Further details — not scored | ||
| Size | 37 MB | 46 MB |
| Age rating | 4+ | 4+ |
| Developer | EDNT GmbH | SIPERB LTD |
Customer experience
FusionSIP
SIPERB
In-app purchases
FusionSIP
No in-app purchases
SIPERB
No in-app purchases









