# Duplicate Contacts Manager vs SigoGPS Plus

The clearest difference is in-app purchases: SigoGPS Plus at none against Duplicate Contacts Manager's 1. SigoGPS Plus also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Duplicate Contacts Manager sells 1 one-off in-app purchase. SigoGPS Plus asks for nothing beyond the download.

Duplicate Contacts Manager ships an update every 3 weeks, SigoGPS Plus monthly. The most recent releases landed on October 24, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Duplicate Contacts Manager | SigoGPS Plus |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (807 ratings)](https://appshunter.io/ios/app/duplicate-contacts-manager/id1141369653/reviews)** | — |
| Number of ratings | **807** | — |
| Positive reviews | 66.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 8 MB | 70 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [Vimal Jain](https://appshunter.io/developer/893943448) | [Matias Ortega Sepulveda](https://appshunter.io/developer/1782023848) |

## What reviewers say

### Duplicate Contacts Manager

[App page](https://appshunter.io/ios/app/duplicate-contacts-manager/id1141369653)

This app helps you clean up your address book by merging and removing duplicate contacts. It offers various options for identifying and resolving duplicates based on identical information, similar names, or phone numbers. You can also back up and restore your contacts for safety.

**Highlights:** Merge duplicate contacts, Remove contacts with missing info, Backup and restore contacts, Identify identical contacts, Merge contacts with similar names, Merge contacts with similar phone numbers

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Merger Pro | $0.99 | one-time |

**What reviewers like**

- ✨ Easy and straightforward to use
- 🚀 Efficient at merging and deleting duplicate contacts
- 💰 Free app with no in-app purchases
- 📤 Backup and export contacts functionality

**What reviewers complain about**

- 🔍 Inconsistent contact matching, some duplicates missed
- 📷 Issues with contact photos (e.g. replaced with random photos)
- 🔁 Repetitive scanning and loading process
- 📢 Intrusive ads that can't be disabled

**Reported bugs**

- App crashes or freezes during contact processing
- Merged contacts losing important details like notes and birthdays
- Incorrect contact information after merging (e.g. wrong phone numbers)

**Requested features**

- Undo/rollback functionality
- More granular control over merge/delete options
- Support for sorting and filtering contacts
- Backup and restore options for contact data


### SigoGPS Plus

[App page](https://appshunter.io/ios/app/sigogps-plus/id6760517354)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Duplicate Contacts Manager free?

Duplicate Contacts Manager is free to download, with in-app purchases available.

### Is SigoGPS Plus free?

SigoGPS Plus is free to download, with no in-app purchases.

### Do Duplicate Contacts Manager or SigoGPS Plus have ads?

Duplicate Contacts Manager shows ads; SigoGPS Plus does not.

### Which is updated more often, Duplicate Contacts Manager or SigoGPS Plus?

Duplicate Contacts Manager ships an update every 3 weeks, and SigoGPS Plus monthly. Most recently, Duplicate Contacts Manager was updated on October 24, 2026 and SigoGPS Plus on October 13, 2026.

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