CallSign vs Proxim
CallSign
callsign.gg
Proxim
proxim.devSide by side
| Figure | CallSign | Proxim |
|---|---|---|
| Price from | $2.99/mo | Free |
| Free plan | Yes | Yes |
| Free trial | — | — |
| Open source | — | — |
| Web | Yes | — |
| Windows | Yes | Yes |
| macOS | Yes | — |
| Linux | Yes | — |
| iOS | Yes | — |
| Android | Yes | — |
| Plans published | 3 | 1 |
| Spec score · Game Voice Chat Software | 8.6 (#6) | 7.4 (#18) |
| Product | CallSign describes itself as group chat with AI for gaming and hanging out with friends over voice, video, or text. | Proxim is a lightweight desktop companion for proximity voice chat and serverless multiplayer in PC games. |
Plans
In their own words
CallSign
CallSign is group chat with AI for gaming and spending time with friends over voice, video, or text. Its Free plan includes servers, channels, direct messages, and voice channels, plus what the service calls “Always-on safety.” File uploads are limited to 25 MB on Free, 50 MB on Pro Basic, and 500 MB on Pro. Screen sharing is listed at 720p on Free, 1080p on Pro Basic, and 4K/60fps on Pro. The Pro page lists an AI assistant, summaries, voice transcription, and semantic search across messages. Pro also includes animated avatars and custom profile themes; custom emoji and stickers are included with Pro Basic and Pro. CallSign is available on Android, iOS, web, Windows, macOS, and Linux. Free costs nothing. Pro Basic is $2.99 a month or 29.99 USD yearly; Pro is $19.99 a month or 199.99 USD yearly. PlayStation and Xbox are listed as coming soon. A Public Test Build is available for trying features before launch and reporting bugs.