# PrefixPlus vs Contacts Prefix Fixer

The clearest difference is rating: PrefixPlus at 4.7 against Contacts Prefix Fixer's 1.0. PrefixPlus also leads on update cadence (every 2 months vs every 14 months) and ratings volume (1.1K vs 1). Contacts Prefix Fixer's advantage is ads (none vs shown) and monetization model (free vs ad-supported). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PrefixPlus holds the better App Store score, 4.7 against 1.0. That said, the two scores are not equally well evidenced: PrefixPlus has 1.1K ratings behind it against 1, so its average is the more settled of the two.

PrefixPlus ships an update every 2 months, Contacts Prefix Fixer every 14 months. The most recent releases landed on November 11, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | PrefixPlus | Contacts Prefix Fixer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (1.1K ratings)](https://appshunter.io/ios/app/prefixplus-add-the-prefix/id1142430837/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/contacts-prefix-fixer/id1635039737/reviews) |
| Number of ratings | **1.1K** | 1 |
| Positive reviews | 71.8% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 2 months** | Every 14 months |
| Monetization | Ad-supported | **Free** |
| Size | 8 MB | 29 MB |
| Requires iOS | 15.6 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [yasuhiko nagahara](https://appshunter.io/developer/1142430836) | [Cuong Luu Hung](https://appshunter.io/developer/1634793639) |

## What reviewers say

### PrefixPlus

[App page](https://appshunter.io/ios/app/prefixplus-add-the-prefix/id1142430837)

Easily add international or custom prefixes to all your phone numbers in contacts simultaneously. This utility helps manage multiple contact entries for different calling regions without overwriting existing numbers. Ensure you back up your contacts before use.

**Highlights:** Add prefixes to multiple contacts at once, Does not overwrite existing numbers, Customizable prefix numbers, Customizable label for new entries, Supports iCloud and Gmail synchronized contacts

**Features:** macOS Compatibility

**In-app purchases:** none

**What reviewers like**

- 💡 Allows adding prefix numbers to contacts
- 🚀 Efficient batch update of contacts
- 👍 Convenient for users of MVNO services
- 👍 Integrates well with default phone app

**What reviewers complain about**

- 🐛 Crashes or freezes when updating contacts
- 🐛 Inconsistent or incomplete contact updates
- 🔋 Potential for increased data usage or charges

**Reported bugs**

- Crashes on iOS 13.3
- Duplicate contact entries created
- Prefix not applied to all contacts

**Requested features**

- Option to add space between prefix and number
- Support for local/offline contacts
- Ability to selectively update contacts


### Contacts Prefix Fixer

[App page](https://appshunter.io/ios/app/contacts-prefix-fixer/id1635039737)

Easily edit the prefix number for your contacts. Add country codes or other prefixes to all your phone numbers in one go. This utility simplifies managing international or specific dialing formats for your contacts.

**Highlights:** Edit contact phone number prefixes, Add country codes, Batch prefix modification, Easy to use interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PrefixPlus free?

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

### Is Contacts Prefix Fixer free?

Contacts Prefix Fixer is free to download, with no in-app purchases.

### Which has better reviews, PrefixPlus or Contacts Prefix Fixer?

PrefixPlus is rated higher. PrefixPlus averages 4.7 out of 5 from 1.1K ratings, while Contacts Prefix Fixer averages 1.0 from 1 ratings.

### Do PrefixPlus or Contacts Prefix Fixer have ads?

PrefixPlus shows ads; Contacts Prefix Fixer does not.

### Which is updated more often, PrefixPlus or Contacts Prefix Fixer?

PrefixPlus ships an update every 2 months, and Contacts Prefix Fixer every 14 months. Most recently, PrefixPlus was updated on November 11, 2026 and Contacts Prefix Fixer on November 3, 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.*