Compare software

Norton Utilities Ultimate vs Avast Cleanup: catalog facts
Norton Utilities Ultimate	Avast Cleanup
Paid Sold as a paid subscription.	Paid Paid product with a free trial.
Windows	Windows
Automated cleanup and optimization Covers processor, memory and disk use	Junk file removal and registry cleaning in one tool Targets slow boot times
Subscription required Windows only	Paid after the trial Registry cleaning brings little measurable benefit on modern Windows
Downloadable app	Downloadable app
Closed source	Closed source
License not stated	License not stated
Account 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 September 24, 2026

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