Affiliate disclosure, up front: SmartClean is our own app and links to it earn us money. Links to every other app here earn us nothing. How this works

Every iPhone storage cleaner we have checked

Six apps, each read against Apple's public catalogue: real download size, real minimum iOS, real number of ratings. Click through for what each one does and where it falls short.

Cleanup693,974 ratings · 4.66 · 166 MB · iOS 15.0 Cleaner Kit346,940 ratings · 4.44 · 147 MB · iOS 15.0 Cleaner Guru148,614 ratings · 4.52 · 161 MB · iOS 16.0 Boost Cleaner67,139 ratings · 4.55 · 150 MB · iOS 15.0 Smart Cleaner20,023 ratings · 4.57 · 116 MB · iOS 14.0 Slidebox16,361 ratings · 4.81 · 36 MB · iOS 15.0

Updated 7 August 2026. We re-check listings monthly.