Compare software

Hail vs Island: catalog facts
Hail	Island
Best for: Android users who want to stop unwanted or rarely used apps from running	Best for: Android users who want to contain permission-hungry or constantly waking apps
Free Free and open source.	Free The homepage does not mention any cost.
Android	Android
Freezes, hides or suspends apps without root Can also uninstall apps All 3 strengths for Hail Freezes, hides or suspends apps without root Can also uninstall apps Free and open source	Blocks access to contacts, photos and call logs even with permissions granted Freezes apps to stop their background behaviour All 4 strengths for Island Blocks access to contacts, photos and call logs even with permissions granted Freezes apps to stop their background behaviour Runs a second copy of an app with a different account No root required
Android only Setup is more involved than a typical app	Device-bound data such as SMS and IMEI remains accessible Apps must be cloned into Island before they are isolated
Downloadable app	Downloadable app
Open source	Not open source
License not stated	License not stated
No account needed	No account needed
Offline features available	Not stated if it works offline
Official website Full listing and sources Sources for Hail github.com/aistra0528/Hail f-droid.org/packages/com.aistra.hail Catalog checked September 23, 2026	Official website Full listing and sources Sources for Island island.oasisfeng.com play.google.com/store/apps/details Catalog checked September 24, 2026

“Not stated” means we have not confirmed it. Features can vary by device and plan.