# MasterKey vs MTools BLE RFID Reader

The clearest difference is in-app purchases: MasterKey at none against MTools BLE RFID Reader's 1. MasterKey also leads on iOS requirement (9.0 vs 15.0). MTools BLE RFID Reader's advantage is update cadence (every 4 days vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. MTools BLE RFID Reader sells 1 one-off in-app purchase. MasterKey asks for nothing beyond the download.

MasterKey ships an update every 3 weeks, MTools BLE RFID Reader every 4 days. The most recent releases landed on September 17, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | MasterKey | MTools BLE RFID Reader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[3.8 (17 ratings)](https://appshunter.io/ios/app/mtools-ble-rfid-reader/id1531345398/reviews)** |
| Number of ratings | — | **17** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 4 days** |
| Monetization | — | Free with in-app purchases |
| Size | 2 MB | 50 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SMARTCHIP MICROELECTRONICS CORP.](https://appshunter.io/developer/872823142) | [MTools Tec Co., Ltd](https://appshunter.io/developer/1531056218) |

## What reviewers say

### MasterKey

[App page](https://appshunter.io/ios/app/masterkey/id1359619946)

**Features:** macOS Compatibility

**In-app purchases:** none


### MTools BLE RFID Reader

[App page](https://appshunter.io/ios/app/mtools-ble-rfid-reader/id1531345398)

This application allows users to read and write data to various NFC tags using compatible BLE devices. It offers advanced features for managing and editing tag data, including UID manipulation and firmware upgrades for supported hardware.

**Highlights:** Read and write NFC tags, Mifare Classic and Ultralight support, UID changer for magic cards, Tag dump editor, ChameleonUltra device management, Firmware upgrades, Tag scanner and ID logger

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MTools Premium | $8.99 | one-time |


## Frequently asked questions

### Is MasterKey free?

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

### Is MTools BLE RFID Reader free?

MTools BLE RFID Reader is free to download, with in-app purchases available.

### Do MasterKey or MTools BLE RFID Reader have ads?

Neither MasterKey nor MTools BLE RFID Reader shows ads.

### Which is updated more often, MasterKey or MTools BLE RFID Reader?

MasterKey ships an update every 3 weeks, and MTools BLE RFID Reader every 4 days. Most recently, MasterKey was updated on September 17, 2026 and MTools BLE RFID Reader on September 20, 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.*