Instead of CallSign
CallSign alternatives
CallSign brings gaming groups together through servers, channels, direct messages, and voice, video, or text chat. Its free plan includes voice channels, screen sharing, a basic AI assistant, 25 MB uploads, and always-on safety, while paid tiers add larger uploads, custom emoji and stickers, transcription, semantic search, and higher-resolution streaming. It runs across web, desktop, and mobile platforms, with PlayStation and Xbox support marked as coming soon.
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GameVox
Free plan AndroidAPIiPhone+5Gaming groups migrating from Discord — GameVox adds Discord cloning, message relay, proximity and 3D spatial audio, and 1080p/30fps free screen sharing.
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Lag
Free plan AndroidAPIiPhone+5Privacy-focused, voice-first gaming groups — Lag is free and open-source, with self-hosting, reported sub-50 ms latency, packet recovery, and voice chat over SSH.
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SONIX
Free plan AndroidAPIiPhone+3Esports teams and tournament organizers — SONIX combines voice and video with tournaments, whiteboards, multiple screen shares, and a 3D avatar gaming portal.
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Taverns
Free plan AndroidAPIiPhone+4Large hobby communities needing generous free limits — Taverns adds forums, events, moderation, encrypted calls, 2 GB uploads, watch parties, and extensive free emoji and stickers.
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TeamSpeak
Free plan AndroidAPIiPhone+4Teams needing detailed voice permissions — TeamSpeak adds configurable channel permissions, voice processing, file sharing, collaborative screen sharing, and hosted communities.
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Bedrock Voice Chat
Free plan AndroidAPIiPhone+4Minecraft servers needing proximity voice — Bedrock Voice Chat focuses on Minecraft proximity audio, multitrack recording, console companion access, APIs, and QUIC/mTLS encryption.
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Argon Chat
Free plan MacWebWindows - 9
Fancy Mumble
Free plan AndroidLinuxSelf-hosted+1 - 10
GGBRO
Free plan AndroidAPIWeb+1 - 11
Mumble
Free plan APIiPhoneLinux+3 - 12
RaidCall
Free plan AndroidiPhoneWeb+1 - 13
Sloga
Free plan AndroidLinuxMac+2 - 14
Parallel
Free plan AndroidiPhone - 15
Pendu
Free plan AndroidWeb - 16
Rune
Free plan AndroidiPhone - 17
Squadrift
Free plan AndroidiPhoneWeb - 18
Toju
Free plan AndroidLinuxWeb+1 - 19
Proxim
Free plan Windows - 20
Ventrilo
Free plan MacSelf-hostedWindows - 21
GameChat
Paid
Readers may consider alternatives when they need a different community structure, game-specific audio, hosting model, privacy approach, or collaboration set. Compare whether a service offers imports from another platform, proximity voice, tournaments, self-hosting, encrypted calls, broad moderation controls, or specialized integrations. Also check free-tier limits, subscription requirements, screen-sharing quality, upload capacity, supported devices, and whether the product serves general communities or a particular game. Some options focus on voice performance, while others add forums, events, whiteboards, 3D spaces, or Minecraft server tools that CallSign does not provide.