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CleanBrowsing vs FlashStart: catalog facts
CleanBrowsing	FlashStart
Freemium Free family filters, with paid plans for more control.	Paid Paid licences with a free trial; prices are given on request.
Web	Web
Blocks malware, phishing and botnet domains Adult content blocking and enforced Safe Search	Category, user, device and schedule-based content filtering Malware and phishing blocking at the DNS level
DNS queries are sent to a third-party service DNS filtering can be bypassed by changing a device's DNS settings	Pricing is not published on the homepage Aimed mainly at businesses, ISPs and organisations
Hosted service	Hosted service
Closed source	Closed source
License not stated	License not stated
Not stated if an account is needed	Account needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked October 2, 2026

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