# PrefixPlus vs EDIFICE Connected

The clearest difference is ads: EDIFICE Connected at none against PrefixPlus's shown. EDIFICE Connected also leads on monetization model (free vs ad-supported) and iOS requirement (11.0 vs 15.6). PrefixPlus's advantage is review sentiment (72% vs 39%). On price, rating, ratings volume and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.7 for PrefixPlus against 4.7 for EDIFICE Connected. Both are backed by a comparable volume of ratings — 1.1K and 590 respectively. Written reviews are what separate them: 72% of PrefixPlus's written reviews are positive against 39% of EDIFICE Connected's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | PrefixPlus | EDIFICE Connected |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (1.1K ratings)](https://appshunter.io/ios/app/prefixplus-add-the-prefix/id1142430837/reviews) | **[4.7 (590 ratings)](https://appshunter.io/ios/app/edifice-connected/id1327696233/reviews)** |
| Number of ratings | **1.1K** | 590 |
| Positive reviews | **71.8% of reviews** | 39.2% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Ad-supported | **Free** |
| Size | 8 MB | 212 MB |
| Requires iOS | 15.6 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [yasuhiko nagahara](https://appshunter.io/developer/1142430836) | [CASIO COMPUTER CO., LTD.](https://appshunter.io/developer/456569836) |

## 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


### EDIFICE Connected

[App page](https://appshunter.io/ios/app/edifice-connected/id1327696233)

This app connects your Bluetooth-enabled CASIO watch to your iPhone, enabling various Mobile Link functions. It simplifies watch operations through your phone and is transitioning to the CASIO WATCHES app.

**Highlights:** Bluetooth watch connectivity, Mobile Link functions, Simplified watch operations, Data transfer to CASIO WATCHES, Accurate time synchronization

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- ⏱️ Accurate time synchronization
- 🔗 Reliable Bluetooth connectivity (when working)
- 👍 User-friendly interface design
- 🌍 World time setting functionality
- ⚡ Quick and easy setup process

**What reviewers complain about**

- 🐛 Frequent app crashes and freezing
- 🔌 Unstable Bluetooth connection drops
- ⚠️ Mandatory data collection and privacy agreements
- 🌐 Missing language localization options
- 📋 Confusing setup instructions

**Reported bugs**

- App crashes on launch (especially iPhone 13/14)
- Bluetooth connection fails repeatedly
- Watch model not found in app database
- Time synchronization errors and mismatches
- Date display visibility issues

**Requested features**

- Turkish language support
- Ukrainian language support
- Russian language localization improvements
- Recurring alarms by day of week
- Better battery/charge level indicator display


## Frequently asked questions

### Is PrefixPlus free?

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

### Is EDIFICE Connected free?

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

### Which has better reviews, PrefixPlus or EDIFICE Connected?

EDIFICE Connected is rated higher. PrefixPlus averages 4.7 out of 5 from 1.1K ratings, while EDIFICE Connected averages 4.7 from 590 ratings.

### Do PrefixPlus or EDIFICE Connected have ads?

PrefixPlus shows ads; EDIFICE Connected does not.

### Which is updated more often, PrefixPlus or EDIFICE Connected?

PrefixPlus ships an update every 2 months, and EDIFICE Connected every 2 months. Most recently, PrefixPlus was updated on November 6, 2026 and EDIFICE Connected on November 5, 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.*