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Purity: Safe Browser vs Kahf Browser: catalog facts
Purity: Safe Browser	Kahf Browser
Paid 3-day free trial, then USD 5 per month or USD 50 per year.	Free Free on every supported platform, with no subscription.
iOS	Windows, macOS, Android, iOS
Filters adult and distracting sites with custom domain and keyword blocks PIN-protected settings	Automatic blurring of explicit images Safe search, safe YouTube and harmful site blocking on by default
Subscription required after a short trial iPhone and iPad only	Filtering follows Islamic and ethical guidelines that may not suit every household Image filtering may blur harmless content or miss some images
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
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.