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Kontur Talk vs TrueConf: catalog facts
Kontur Talk	TrueConf
Paid Paid business service with a free trial offered on the site.	Freemium Client apps and a small-team server edition are free; larger server editions are paid.
macOS, Web	Windows, macOS, Linux, Android, iOS, Web, Self-hosted
Video meetings for up to 400 participants with no time limit Automatic transcription and AI summaries of calls	Runs on-premises inside a LAN or VPN SIP and H.323 interoperability with room systems
Site and interface are in Russian only Aimed at businesses rather than individual users	Proprietary software Larger deployments require paid server editions
Downloadable app, Hosted service	Downloadable app, Web application, Self-hosted
Closed source	Closed source
License not stated	License not stated
Account needed	Not stated if an account is needed
Needs internet	Not stated if it works offline
Official website Full listing and sources Checked October 2, 2026	Official website Full listing and sources Checked October 2, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.