# RS3 NFC Setup vs X100C

The clearest difference is rating: X100C at 3.3 against RS3 NFC Setup's 1.0. X100C also leads on iOS requirement (7.0 vs 15.6). On price, ratings volume, update cadence and ads there is nothing between them.

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

X100C holds the better App Store score, 3.3 against 1.0. Both are backed by a comparable volume of ratings — 2 and 3 respectively.

RS3 NFC Setup ships an update every 5 months, X100C every 6 months. The most recent releases landed on October 18, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | RS3 NFC Setup | X100C |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (2 ratings)](https://appshunter.io/ios/app/rs3-nfc-setup/id1047923529/reviews) | **[3.3 (3 ratings)](https://appshunter.io/ios/app/x100c/id1149172812/reviews)** |
| Number of ratings | 2 | **3** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 months** | Every 6 months |
| Monetization | Free | Free |
| Size | 9 MB | 51 MB |
| Requires iOS | 15.6 | **7.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Serialio Ltd.](https://appshunter.io/developer/333178140) | [Shenzhen Yunjia Intelligence Technology Co., Ltd.](https://appshunter.io/developer/528881861) |

## What reviewers say

### RS3 NFC Setup

[App page](https://appshunter.io/ios/app/rs3-nfc-setup/id1047923529)

Configure an NFC reader for various card types like iClass, PROX, and MiFare. Easily adjust settings such as card hold time, output format (decimal/HEX), and Wiegand bits. Settings are saved directly to the device's flash memory.

**Highlights:** NFC reader setup, Supports iClass, PROX, ICODE, MiFare, AWID, Configure card hold time, Set output format (decimal/HEX), Control Wiegand bits, Setup delimiters, Persistent settings storage

**Features:** macOS Compatibility

**In-app purchases:** none


### X100C

[App page](https://appshunter.io/ios/app/x100c/id1149172812)

This mobile tool facilitates key programming and PIN code reading for various car models via an OBD2 connection. It offers multilingual support and a user-friendly interface for compatible Ford, Mazda, Peugeot, Citroen, and DS vehicles.

**Highlights:** Key programming via OBD2, PIN code reading, Supports Ford, Mazda, Peugeot, Citroen, DS, Multilingual interface, User-friendly operation

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RS3 NFC Setup free?

RS3 NFC Setup is free to download, with no in-app purchases.

### Is X100C free?

X100C is free to download, with no in-app purchases.

### Which has better reviews, RS3 NFC Setup or X100C?

X100C is rated higher. RS3 NFC Setup averages 1.0 out of 5 from 2 ratings, while X100C averages 3.3 from 3 ratings.

### Do RS3 NFC Setup or X100C have ads?

Neither RS3 NFC Setup nor X100C shows ads.

### Which is updated more often, RS3 NFC Setup or X100C?

RS3 NFC Setup ships an update every 5 months, and X100C every 6 months. Most recently, RS3 NFC Setup was updated on October 18, 2026 and X100C on October 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.*