# NTAG I2C Demoboard vs NFC ReWriter

The clearest difference is rating: NFC ReWriter at 4.7 against NTAG I2C Demoboard's 1.0. NFC ReWriter also leads on update cadence (every 2 months vs every 17 months) and ratings volume (3 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

NFC ReWriter holds the better App Store score, 4.7 against 1.0. Both are backed by a comparable volume of ratings — 1 and 3 respectively.

NTAG I2C Demoboard ships an update every 17 months, NFC ReWriter every 2 months. The most recent releases landed on October 8, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | NTAG I2C Demoboard | NFC ReWriter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/ntag-i2c-demoboard/id1495775864/reviews) | **[4.7 (3 ratings)](https://appshunter.io/ios/app/nfc-rewriter/id1551243964/reviews)** |
| Number of ratings | 1 | **3** |
| Positive reviews | — | 50.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 2 months** |
| Monetization | Free | Free |
| Size | 2 MB | 19 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [MobileKnowledge](https://appshunter.io/developer/1110644820) | [Revtel Tech co.ltd](https://appshunter.io/developer/1344697885) |

## What reviewers say

### NTAG I2C Demoboard

[App page](https://appshunter.io/ios/app/ntag-i2c-demoboard/id1495775864)

Control LED colors, measure NFC download/upload speeds, and modify chip configurations. This utility app interacts with NTAG I²C demonstration boards.

**Highlights:** Change LED color, Measure NFC download/upload speed, Read chip configuration, Change chip configuration

**In-app purchases:** none


### NFC ReWriter

[App page](https://appshunter.io/ios/app/nfc-rewriter/id1551243964)

Easily write NDEF messages to NFC tags. This open-source tool also allows for custom transceive commands using a built-in toolkit.

**Highlights:** Write NDEF messages to NFC tags, Write custom transceive commands, Open-source project, React-Native based

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NTAG I2C Demoboard free?

NTAG I2C Demoboard is free to download, with no in-app purchases.

### Is NFC ReWriter free?

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

### Which has better reviews, NTAG I2C Demoboard or NFC ReWriter?

NFC ReWriter is rated higher. NTAG I2C Demoboard averages 1.0 out of 5 from 1 ratings, while NFC ReWriter averages 4.7 from 3 ratings.

### Do NTAG I2C Demoboard or NFC ReWriter have ads?

Neither NTAG I2C Demoboard nor NFC ReWriter shows ads.

### Which is updated more often, NTAG I2C Demoboard or NFC ReWriter?

NTAG I2C Demoboard ships an update every 17 months, and NFC ReWriter every 2 months. Most recently, NTAG I2C Demoboard was updated on October 8, 2026 and NFC ReWriter on October 24, 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.*