Contacts Duplicates Cleaner

Tidy your address book in seconds. Duplicate Contacts Cleaner Pro scans locally for exact duplicates by email, phone, and name, groups matches, and much more, ... and lets you keep one and delete the extras with a tap. Nothing leaves your device.
Accurate grouping.
Safe by design: You choose what to keep. Clear “Keep” badges and checkboxes prevent mistakes.
Asks for your confirmation first before any step taken.
Instant results: Optimized for large iCloud and Exchange address books.
Private: Processing is fully on-device. No accounts. No tracking.
Undo-proof workflow: Deletes use Contacts APIs so changes sync through iCloud and can be restored from iCloud/Time Machine backups if needed.
Grant Contacts access.
Choose rules.
Review grouped matches.
Tap Delete Selected to remove extras.
Rescan any time.
One-tap Rescan.
Large, readable cards.
Dark-mode tuned UI. Works on light mode too.
Works with iCloud, On My iPhone, Google, and Exchange accounts supported by iOS Contacts.
No subscriptions. No Ads. One-time purchase.