# Cleanup Duplicate Contacts! vs Cisdem Duplicate Finder

The clearest difference is in-app purchases: Cleanup Duplicate Contacts! at none against Cisdem Duplicate Finder's 3. Cleanup Duplicate Contacts! also leads on ratings volume (8.8K vs 14) and review sentiment (83% vs 63%). Cisdem Duplicate Finder's advantage is device support (4 vs 2) and iOS requirement (15.0 vs 18.6). On price, rating, update cadence and ads there is nothing between them.

Both are free to download. Cisdem Duplicate Finder sells 3 in-app purchases, starting at $19.99 per year. Cleanup Duplicate Contacts! asks for nothing beyond the download.

Cisdem Duplicate Finder holds the better App Store score, 4.6 against 4.5. That said, the two scores are not equally well evidenced: Cleanup Duplicate Contacts! has 8.8K ratings behind it against 14, so its average is the more settled of the two. Written reviews complicate that: 83% of Cleanup Duplicate Contacts!'s written reviews are positive against 63% of Cisdem Duplicate Finder's, so the app with the better star average is not the one people write more warmly about.

Cleanup Duplicate Contacts! ships an update every 2 months, Cisdem Duplicate Finder monthly. The most recent releases landed on November 8, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Cleanup Duplicate Contacts! | Cisdem Duplicate Finder |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (8.8K ratings)](https://appshunter.io/ios/app/cleanup-duplicate-contacts/id513670485/reviews) | **[4.6 (14 ratings)](https://appshunter.io/ios/app/cisdem-duplicate-finder/id1207200929/reviews)** |
| Number of ratings | **8.8K** | 14 |
| Positive reviews | **83.2% of reviews** | 62.9% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 25 MB | 35 MB |
| Requires iOS | 18.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Business Contacts Solutions, LLC](https://appshunter.io/developer/675697151) | [Cisdem Inc.](https://appshunter.io/developer/1203571992) |

## What reviewers say

### Cleanup Duplicate Contacts!

[App page](https://appshunter.io/ios/app/cleanup-duplicate-contacts/id513670485)

This app automatically finds and merges duplicate contacts in your address book. It offers customizable matching levels and provides detailed reports. The app also suggests contact updates using AI and can capture new contacts from email signatures.

**Highlights:** Instant duplicate contact cleanup, Customizable merge levels, Automatic contact update suggestions, Email signature contact capture, Manages multiple contact sources, Backup and restore contacts

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 🚀 Quick and efficient
- 👍 Easy to use
- 👍 Seamless operation
- 👍 Straightforward
- 👍 Effective

**What reviewers complain about**

- 🐛 Crashes
- 🐛 Deleted contacts
- 🐛 Unreliable
- 🐛 Didn't merge all duplicates
- 🔒 Privacy concerns about data sharing

**Reported bugs**

- Crashes during merging process
- Inconsistent behavior when re-merging contacts
- Deleting or losing contact information

**Requested features**

- Option to move contacts between groups
- Ability to select all backup contacts for deletion
- Improved backup and restore functionality


### Cisdem Duplicate Finder

[App page](https://appshunter.io/ios/app/cisdem-duplicate-finder/id1207200929)

This app helps you find and remove duplicate and similar photos and videos from your device's photo library. It frees up storage space and improves your photo viewing experience by organizing your media. The tool offers automatic selection and manual control for efficient cleanup.

**Highlights:** Remove duplicate photos, Remove similar photos, Remove duplicate videos, Auto-select duplicates for deletion, Customizable selection rules, Built-in preview feature, Safe deletion with restore option

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly Subscription | $19.99 | per year |
| Annual Plan | $19.99 | one-time |
| Lifetime Subscription | $39.99 | one-time |

**What reviewers like**

- 🚀 Fast and efficient scanning
- 🎯 Accurate duplicate detection
- 👍 User-friendly interface
- 🖼️ Excellent photo library cleanup
- 💾 Recovers significant storage space

**What reviewers complain about**

- 🐢 Slow scanning on very large libraries
- 💰 Requires paid subscription for deletion
- 🐛 Crashes after scanning
- ⚠️ Misleading free/paid model
- 🔍 Similar image detection unreliable

**Reported bugs**

- App crashes after scanning completion
- Failed deletion with error codes
- Scanning freezes at certain percentages
- Blank screen during processing
- Photos app crashes on delete action

**Requested features**

- Cloud drive scanning support (OneDrive, Google Drive, iCloud)
- Faster photo library scanning
- Full file path display in results window
- Ability to deselect individual folders
- Delete based on creation date preference


## Frequently asked questions

### Is Cleanup Duplicate Contacts! free?

Cleanup Duplicate Contacts! is free to download, with no in-app purchases.

### Is Cisdem Duplicate Finder free?

Cisdem Duplicate Finder is free to download, with in-app purchases available.

### Which has better reviews, Cleanup Duplicate Contacts! or Cisdem Duplicate Finder?

Cisdem Duplicate Finder is rated higher. Cleanup Duplicate Contacts! averages 4.5 out of 5 from 8.8K ratings, while Cisdem Duplicate Finder averages 4.6 from 14 ratings.

### Do Cleanup Duplicate Contacts! or Cisdem Duplicate Finder have ads?

Neither Cleanup Duplicate Contacts! nor Cisdem Duplicate Finder shows ads.

### Which is updated more often, Cleanup Duplicate Contacts! or Cisdem Duplicate Finder?

Cleanup Duplicate Contacts! ships an update every 2 months, and Cisdem Duplicate Finder monthly. Most recently, Cleanup Duplicate Contacts! was updated on November 8, 2026 and Cisdem Duplicate Finder on November 2, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*