# RFID Explorer vs ST NFC Sensor

The clearest difference is review sentiment: RFID Explorer at 50% against ST NFC Sensor's 0%. RFID Explorer also leads on rating (3.0 vs 2.3). ST NFC Sensor's advantage is update cadence (every 6 weeks vs every 6 months) and iOS requirement (13.0 vs 15.6). On price, ratings volume, ads and in-app purchases there is nothing between them.

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

RFID Explorer holds the better App Store score, 3.0 against 2.3. Both are backed by a comparable volume of ratings — 5 and 3 respectively. Written reviews point the same way: 50% of RFID Explorer's written reviews are positive against 0% of ST NFC Sensor's.

RFID Explorer ships an update every 6 months, ST NFC Sensor every 6 weeks. The most recent releases landed on September 18, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | RFID Explorer | ST NFC Sensor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (5 ratings)](https://appshunter.io/ios/app/rfid-explorer/id639597756/reviews)** | [2.3 (3 ratings)](https://appshunter.io/ios/app/st-nfc-sensor/id1377274569/reviews) |
| Number of ratings | **5** | 3 |
| Positive reviews | **50.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 6 weeks** |
| Monetization | Free | Free |
| Size | 10 MB | 25 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Technology Solutions (UK) Ltd](https://appshunter.io/developer/639597759) | [STMicroelectronics](https://appshunter.io/developer/1801774735) |

## What reviewers say

### RFID Explorer

[App page](https://appshunter.io/ios/app/rfid-explorer/id639597756)

This application allows users to explore the capabilities of a specific Bluetooth UHF RFID reader. It facilitates inventory management, reading and writing data to RFID tags, and locating specific tags with visual and audio cues. A TSL Bluetooth UHF RFID Reader is required to access its full functionality.

**Highlights:** Inventory management of nearby transponders, Read and write data to RFID tags, Inspect tag memory banks, Locate specific tags with signal strength indicators, Execute and view ASCII protocol commands, Query reader for firmware and hardware versions

**In-app purchases:** none


### ST NFC Sensor

[App page](https://appshunter.io/ios/app/st-nfc-sensor/id1377274569)

This application showcases energy harvesting capabilities for NFC tags. It allows users to read sensor data from systems running specific firmware, even without a battery. Explore the potential of battery-free sensor deployment.

**Highlights:** Demonstrates energy harvesting, Reads sensor data, Supports FP-SNS-SMARTAG1 firmware, Works with STEVAL-SMARTAG1 evaluation board, Enables battery-free deployment

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is RFID Explorer free?

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

### Is ST NFC Sensor free?

ST NFC Sensor is free to download, with no in-app purchases.

### Which has better reviews, RFID Explorer or ST NFC Sensor?

RFID Explorer is rated higher. RFID Explorer averages 3.0 out of 5 from 5 ratings, while ST NFC Sensor averages 2.3 from 3 ratings.

### Do RFID Explorer or ST NFC Sensor have ads?

Neither RFID Explorer nor ST NFC Sensor shows ads.

### Which is updated more often, RFID Explorer or ST NFC Sensor?

RFID Explorer ships an update every 6 months, and ST NFC Sensor every 6 weeks. Most recently, RFID Explorer was updated on September 18, 2026 and ST NFC Sensor on October 8, 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.*