Compare software

one sec vs Opal: catalog facts
one sec	Opal
Freemium Free to download, with optional paid features.	Freemium Free to download, with a paid Opal Pro subscription for more features.
Android, iOS	macOS, Android, iOS
Adds friction before opening chosen apps instead of only hard blocking Can also block websites	App blocking rules that apply on phone and desktop Focus timer that locks apps until it runs out
Closed source Pricing for extra features is not detailed on the homepage	Some features require the paid Pro subscription Gamified rewards and friend invites may not suit everyone
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Not stated if an account is needed
Not stated if it works offline	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.