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Auto Tab Discard vs The Marvellous Suspender: catalog facts
Auto Tab Discard	The Marvellous Suspender
Best for: Suspends inactive tabs to free memory, keeping them in the tab strip	Best for: Keeping memory use down with many open Chrome tabs
Free The open-source extension is available without a license fee.	Free Free open-source extension, with optional sponsorship.
Browser extension	Browser extension
Frees memory without losing tabs or their order Sensible exclusions for pinned, playing and form-filled tabs	Frees memory by suspending idle tabs No ads or tracking All 3 strengths for The Marvellous Suspender Frees memory by suspending idle tabs No ads or tracking Actively maintained with automated testing
Restoring a discarded tab reloads it, which loses unsaved page state Aggressive settings reload pages more often than you want	Built for Chrome Suspended tabs reload when reopened
Browser extension	Browser extension
Open source	Open source
License: MPL-2.0	License not stated
Not stated if an account is needed	No account needed
Not stated if it works offline	Not stated if it works offline
Official website Full listing and sources Sources for Auto Tab Discard webextension.org/listing/tab-discard.html github.com/rNeomy/auto-tab-discard Catalog checked September 22, 2026	Official website Full listing and sources Sources for The Marvellous Suspender github.com/gioxx/MarvellousSuspender Catalog checked October 2, 2026

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