Growth · alternatives · 2026
24 alternatives to ClusterPBX
The power of Modulis VoIP solutions can now be in your hands
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. ClusterPBX launched in 2019; newer entries below may have overtaken it.
- 1
Powerful yet affordable unified communications for business
2023 · thirdlane.com · its alternatives →
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Unified Communications solution for on-premises & cloud
2023 · thirdlane.com · its alternatives →
- 5
Tandem 2.0▲537Unlock serendipity with the most powerful virtual office
2021 · tandem.chat · its alternatives →
- 6OA
2020 · ouroboros.rocks · its alternatives →
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VoiceOps▲401the #1 AI platform for analyzing enterprise voice
2017 · voiceops.com · its alternatives →
- 9
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ICTPBX▲1Open source PBX system for modern business communication
Jun 2026 · ictpbx.com · its alternatives →
- 11
Cloud-based Secure Multi-Tenant PBX Solution
2024 · pepperpbx.com · its alternatives →
- 12
a Twilio powered VBX virtual phone system with multi-tenant and payment support (via Stripe) - andreioprisan/igroups
2013 · github.com · its alternatives →
- 13
IP PBX▲2NEXT-GEN FEATURE PACKED IP PBX SYSTEM FOR YOUR BUSINESS
2019 · haloocom.com · its alternatives →
- 14
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Affordable cloud VoIP for small businesses and residential!
2021 · sipharmony.com · its alternatives →
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IPFS▲84Peer-to-peer hypermedia protocol for Blockchain powered web
2015 · about.ipfs.io · its alternatives →
- 18
Next-gen business communication starts here
2019 · cloudconnect.in · its alternatives →
- 19
Zappx▲57a power dialer built for sales people by sales people
2024 · tryzappx.com · its alternatives →
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- 24SA
2019 · schm1dt.ch · its alternatives →
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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →