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Internxt vs Sync.com: catalog facts
Internxt	Sync.com
Freemium A small free tier is available. Paid subscriptions and lifetime plans add storage.	Freemium A small free tier is available. More storage requires a paid plan.
Windows, macOS, Linux, Android, iOS, Web, Browser extension	Windows, macOS, Android, iOS, Web
Client-side encryption with open-source clients Lifetime plans available alongside subscriptions	Zero-knowledge encryption applies to everything by default, not as an add-on Sharing links with passwords, expiry and download limits
Young service; sync client reliability has been uneven Free tier is small	No Linux client Zero-knowledge means a forgotten password can mean permanent data loss
Downloadable app, Hosted service, Browser extension	Downloadable app, Hosted service
Open source	Closed source
License not stated	License not stated
Account needed	Account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Checked September 22, 2026	Official website Full listing and sources Checked September 22, 2026

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