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Head-to-head · Encrypted Calling Apps

Linphone vs Proton Meet

  • Updated Oct 2026
  • Both researched from official sources
  • 2 checks side by side
Higher score Linphone #5 in Encrypted Calling Apps 8.9/10 Free plan Free plan✓ 1 of 5 features Visit Linphone
Proton Meet #7 in Encrypted Calling Apps 8.7/10 Free plan · 14-day trial Free planFree trial✓ 1 of 5 features Visit Proton Meet

Linphone leads on 0 checks, Proton Meet on 0, and 2 are even. Who comes out ahead on the 2 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreLinphone · 8.9/10
  • Free planboth
  • Free trialonly Proton Meet

Linphone scores higher on our rubric for encrypted calling apps: 8.9 against 8.7 out of 10; our editors rank them #5 and #7.

Linphone is the better fit for SIP users needing encrypted calls and PBX support. Proton Meet is the better fit for encrypted meetings with clear participant limits.

  • Linphone fits best

    SIP users needing encrypted calls and PBX support

  • Proton Meet fits best

    Encrypted meetings with clear participant limits

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Side by side

Feature Linphone 8.9/10 Visit ↗ Proton Meet 8.7/10 Visit ↗
At a glance
Editor score 8.9 8.7
Ranking #5 in Encrypted Calling Apps #7 in Encrypted Calling Apps
Best for SIP users needing encrypted calls and PBX support Encrypted meetings with clear participant limits
Pricing model Free Free plan + paid
Starting price Free plan $7.99/user/mo
Free plan ✓ ✓
Free trial — 14 days
Deployment Desktop, Mobile Cloud, Desktop, Mobile
Platforms Windows, macOS, Linux, iOS, Android Web, Windows, macOS, Linux, iOS, Android
Support Docs Live chat, Docs · 24/7
Integrations 6 integrations 3 integrations
Built for Solo, Small business, Mid-market, Enterprise Solo, Small business, Mid-market, Enterprise
Features Linphone 1/5 · Proton Meet 1/5
Video calling Not checked yet Not checked yet
Screen sharing Not checked yet Not checked yet
Self-hosting Not checked yet Not checked yet
Team admin controls Not checked yet Not checked yet
Open source ✓ ✓
Specs
Group call limit Not checked yet Not checked yet
Platform coverage Not checked yet Not checked yet
Our review
Pros
  • Supports encrypted SIP audio and video calls, group calls and conferencing
  • Connects with third-party SIP systems, IP-PBXs, proxies and SBCs
  • Available on desktop and mobile, with LDAP and CardDAV sync
  • End-to-end encryption covers audio, video, screen shares, and chat
  • Free meetings support up to 50 participants for 60 minutes
  • Paid plan adds local recording and meetings of up to 100 participants
Cons
  • Calling regular phone numbers requires a third-party SIP trunking service
  • Free SIP service is for individuals and has no guaranteed support
  • No browser calling or SMS/MMS support
  • Free meetings are limited to 60 minutes and five links per day
  • Recording is local MP4 rather than cloud-based
  • Paid access starts at $7.99 per user monthly on annual billing
Our verdict

Linphone is an open-source softphone from Belledonne Communications for internet-based voice and video calls, messaging and conferences. Its SIP support makes it a fit for individuals and organizations working with third-party SIP accounts…

Read the review →

Proton Meet is an encrypted video conferencing service for individuals, teams, and organizations that need private online meetings. It protects audio, video, screen sharing, and chat with end-to-end encryption, and guests can join through…

Read the review →
  1. LinphoneEncrypted Calling Apps 8.9Free plan
  2. Proton MeetEncrypted Calling Apps 8.7Free plan · 14-day trial

Strengths and trade-offs

  • Linphone — where it wins

    • Supports encrypted SIP audio and video calls, group calls and conferencing
    • Connects with third-party SIP systems, IP-PBXs, proxies and SBCs
    • Available on desktop and mobile, with LDAP and CardDAV sync

    Where it doesn't

    • Calling regular phone numbers requires a third-party SIP trunking service
    • Free SIP service is for individuals and has no guaranteed support
    • No browser calling or SMS/MMS support

  • Proton Meet — where it wins

    • End-to-end encryption covers audio, video, screen shares, and chat
    • Free meetings support up to 50 participants for 60 minutes
    • Paid plan adds local recording and meetings of up to 100 participants

    Where it doesn't

    • Free meetings are limited to 60 minutes and five links per day
    • Recording is local MP4 rather than cloud-based
    • Paid access starts at $7.99 per user monthly on annual billing

More comparisons

All encrypted calling apps comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update