🐾Now sniffing on iPhone, iPad & Mac

Meet Chonk

Your photo library’s new best friend. Chonk sniffs out duplicates, tames chonky files, and sweeps away the clutter — all on-device with zero data collection.

Chonk sniffing around
25GB+Average space reclaimed
100%On-device privacy
10K+Photos sniffed per scan
60%Video compression savings

Chonk’s Bag of Tricks

Five powerful tools, one app. Tap a feature to learn more.

Sniff out sneaky duplicates

Catch the copycats.

Chonk's machine learning nose sniffs through your entire library and groups similar-looking photos together. Pick the best shot, swipe the rest — in one tap.

Catch the copycats.

Sniff out sneaky duplicates

Catch the copycats.

How Chonk Works

Three steps. Zero stress.

Sniff

Sniff

One tap and Chonk sniffs through your entire photo library for duplicates, chonkers, and clutter.

Review

Review

See everything sorted by category. Compare side-by-side and pick the keepers.

Purge

Purge

Clean the litter box. Everything lands in trash first — nothing vanishes for good.

Privacy First

Your Photos Stay Yours

Chonk works entirely on your device using Apple's on-device machine learning. Your photos never leave your device. No cloud. No servers. No funny business.

On-Device Processing

All scanning and analysis happens locally on your device. Nothing is uploaded, ever.

Zero Data Collection

We don't collect analytics, track usage, or store any personal information.

No Ads, No Tracking

Clean, distraction-free experience. No ad SDKs, no third-party trackers.

Frequently Asked Questions

Everything you need to know about Chonk.

Chonk celebrating

Gigabytes, reclaimed

That’s a lot of space for more cat photos. Private, powerful, and ridiculously easy to use.

Download on the App Store

Scan with your camera to download