Top 30 Free VoIP Apps with Screen‑Sharing Features

A curated list of the best free (or free‑tier) VoIP applications that also let you share your screen during calls – ideal for remote work, tutoring, support, and casual hang‑outs.

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#2 Zoom

Industry‑standard video‑conferencing with robust screen‑sharing, virtual backgrounds, and a free plan that supports up to 100 participants for 40 minutes per meeting.

Collaboration hub offering chat, voice/video calls, and screen‑sharing; free tier includes unlimited chat and up to 60‑minute meetings for up to 100 participants.

Web‑based video calling from Google; free users can host meetings up to 60 minutes with screen‑sharing and real‑time captions.

#5 Skype

Classic Microsoft VoIP client supporting voice/video calls, group calls, and instant screen‑sharing on desktop and mobile.

#6 Discord

Community‑focused voice and video chat platform; server members can share screens in voice channels and private calls.

Open‑source, no‑account‑required video conferencing with built‑in screen‑sharing, encryption, and self‑hosting options.

#8 Whereby

Browser‑only meeting rooms that support up to 4 participants for free, with one‑click screen‑sharing and no downloads required.

Enterprise‑grade video meetings; free plan allows up to 50 minute meetings for 100 participants and includes screen‑sharing.

Team messaging platform with voice/video calls for up to 2 participants and screen‑sharing during calls.

Simple conference calling with HD audio, video, and screen‑sharing; free tier supports unlimited meetings with up to 10 participants.

Web‑based webinar and meeting tool; free plan offers up to 3 participants per meeting with screen‑sharing and recording.

Free conference calling service that includes video, chat, and screen‑sharing for up to 5 participants.

#14 Talky

Lightweight, browser‑based video chat with instant screen‑sharing; no account needed.

#15 Lifesize

HD video conferencing platform; free tier (Lifesize Free) supports up to 25 participants with screen‑sharing.

Business‑grade cloud phone system; 15‑day free trial includes voice, video, and screen‑sharing capabilities.

Unified communications suite; 30‑day free trial provides VoIP, video meetings, and screen‑sharing.

#18 VSee

Secure telehealth‑focused video platform offering free voice/video calls with screen‑sharing and end‑to‑end encryption.

High‑definition video conferencing; 30‑day free trial includes screen‑sharing, Dolby‑voice audio, and up to 100 participants.

Professional meeting solution; 14‑day free trial offers screen‑sharing, drawing tools, and up to 150 participants.

Open‑source web conferencing designed for online learning; free self‑hosted version includes screen‑sharing, breakout rooms, and real‑time whiteboard.

Rich interactive web conferencing; 30‑day trial provides screen‑sharing, custom layouts, and persistent meeting rooms.

Open‑source Slack alternative; with the integrated video plugin (Mattermost Calls) you can start voice/video calls with screen‑sharing.

Self‑hosted chat platform; free tier includes video calls via Jitsi integration with screen‑sharing.

Secure messaging client; built‑in Jitsi integration enables encrypted voice/video calls and screen‑sharing.

#26 Tox

Decentralized, peer‑to‑peer messenger; free client (e.g., qTox) supports voice/video calls and screen‑sharing without servers.

#27 Mumble

Low‑latency, open‑source voice chat for gamers; third‑party plugins (e.g., Mumble Screen Share) add screen‑sharing capabilities.

#28 Jami

Free, distributed SIP/VoIP app; offers end‑to‑end encrypted voice/video calls with built‑in screen‑sharing.

#29 Linphone

Open‑source SIP client; recent builds include video calls with optional screen‑sharing via the Linphone Desktop app.

#30 Signal

Privacy‑focused messenger; added screen‑sharing to video calls in 2023, available on Android, iOS, and desktop.

#31 Telegram

Popular messaging app; supports voice/video calls and, since 2022, screen‑sharing during video calls on mobile and desktop.

#32 Viber

Cross‑platform messenger with free voice/video calls; includes screen‑sharing for group video calls on desktop.

#33 WhatsApp

Widely used mobile messenger; video calls now allow screen‑sharing on Android (beta) and iOS.

Zoom’s cloud‑based VoIP phone system; free tier provides basic call handling and screen‑sharing during Zoom meetings.

Free preview of Teams Rooms adds dedicated screen‑sharing UI for conference‑room setups, usable with standard Teams accounts.