Support & FAQ

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Frequently asked questions

How does Duplicate Photo & Video Finder work?+

The App uses on-device AI and machine learning to scan your library and identify duplicate and similar photos and videos using five detection methods:

  • SHA-256 exact matching: cryptographically identical files
  • dHash perceptual matching: photos that look the same even if resized or re-encoded
  • Vision ML similarity: burst shots and near-identical images using Apple's ML framework
  • Color histogram analysis: same-venue or same-lighting photos
  • EXIF clustering: photos captured within the same short time window

All processing happens entirely on your device -- your photos never leave your iPhone or iPad.

Is my privacy protected? Do you upload my photos?+

Your privacy is completely protected. We do not collect, upload, transmit, or sell your photos or videos. All scanning and duplicate detection happens entirely on your device. We only collect anonymous usage analytics and crash reports through Firebase to improve the app.

How fast is the scanning process?+

Most users scan 1,000+ photos in under 30 seconds. You can also lock your device mid-scan -- the Live Activity on the Lock Screen and Dynamic Island keeps you updated on progress while the App runs in the background.

How does the App choose which photos to keep?+

The App ranks photos in each group and pre-selects the best one based on resolution, sharpness, file format (HEIC preferred), and face detection. You stay in full control -- review recommendations and manually adjust your selection before confirming.

What if I accidentally delete important photos?+

Deleted photos don't disappear immediately:

  • They go to the Photos app "Recently Deleted" folder
  • You have 30 days to recover them
  • Recovery: open Photos → Albums → Recently Deleted → Recover
  • The App also provides one-tap undo immediately after deletion

We recommend backing up important photos to iCloud before deleting large batches.

Does the App support video duplicates?+

Yes! The App scans your entire photo and video library, identifies duplicate videos, ranks them by resolution and file size, and provides the same safe 30-day recovery. Duplicate videos can reclaim gigabytes of storage -- often far more than photos.

What's the difference between Free and Pro?+

Free Plan:

  • All 5 detection methods
  • Up to 100 photo groups (one-by-one deletion)
  • Up to 10 video groups (one-by-one deletion)
  • Ad-supported (banner and interstitial ads)

Pro Plan:

  • Unlimited photo and video deletions
  • Bulk delete all duplicates at once
  • No ads
What are the Pro subscription options?+

Three Pro options to fit your needs:

  • Monthly: $0.99/month (auto-renews)
  • Yearly: $9.99/year (~$0.83/month, auto-renews)
  • Lifetime: $14.99 one-time purchase (permanent access, no renewal)

All prices shown in USD. Prices may vary by region. All purchases are processed by Apple.

How do I manage or cancel my subscription?+

You can cancel anytime through your Apple ID:

  1. Open Settings
  2. Tap [Your Name] at the top
  3. Select Subscriptions
  4. Find Duplicate Photo & Video Finder
  5. Tap Cancel Subscription

You retain Pro access until the end of your current billing period. Refund requests can be submitted at reportaproblem.apple.com.

The App won't access my photos. What should I do?+
  1. Open Settings
  2. Find Duplicate Photo & Video Finder
  3. Tap Photos
  4. Select "Full Access" or "All Photos"
  5. Return to the App and scan again

The App needs full library access to detect duplicates across your entire library.

What iOS versions are supported?+
  • iOS 16.0 or later (iPhone)
  • iPadOS 16.0 or later (iPad)
  • macOS 13.0 or later (Mac with Apple Silicon)
What languages does the App support?+

The App supports 5 languages with complete UI localization:

  • English
  • Spanish (Espanol)
  • Chinese Simplified (Zhongwen)
  • Japanese (Nihongo)
  • Portuguese (Portugues)

Troubleshooting

App crashes or won't open

  1. Force-close the App (swipe up from the bottom)
  2. Restart your iPhone
  3. Update iOS in Settings → General → Software Update
  4. Delete and reinstall the App from the App Store

Scan is slow or freezes

  1. Close other apps running in the background
  2. Ensure at least 2 GB of available storage
  3. Restart your iPhone
  4. Try scanning with only dHash + SHA-256 enabled for faster results on very large libraries

Missing photos in results

  1. Ensure the App has Full Access to your library in Settings
  2. Check Settings → Privacy & Security → Photos
  3. iCloud-only photos (not downloaded) may not be detected -- download them first

Live Activity not showing

  1. Live Activity requires iOS 16.2 or later
  2. Ensure Live Activities are enabled in Settings → Face ID & Passcode (or Display & Brightness)
  3. Start a new scan -- the Live Activity appears automatically when the App backgrounds

Still need help?

Couldn't find your answer? Our team is happy to help with any question or issue.

Contact support

Typical response time: 2-3 business days

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