# NTAG I2C Demoboard vs NFC Read Write

The clearest difference is rating: NFC Read Write at 4.5 against NTAG I2C Demoboard's 1.0. NFC Read Write also leads on update cadence (every 4 months vs every 17 months). NTAG I2C Demoboard's advantage is in-app purchases (none vs 4) and iOS requirement (13.0 vs 16.4). On price, ratings volume, ads and device support there is nothing between them.

Both are free to download. NFC Read Write sells 4 one-off in-app purchases. NTAG I2C Demoboard asks for nothing beyond the download.

NFC Read Write holds the better App Store score, 4.5 against 1.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

NTAG I2C Demoboard ships an update every 17 months, NFC Read Write every 4 months. The most recent releases landed on October 8, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | NTAG I2C Demoboard | NFC Read Write |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/ntag-i2c-demoboard/id1495775864/reviews) | **[4.5 (2 ratings)](https://appshunter.io/ios/app/nfc-read-write/id1567809035/reviews)** |
| Number of ratings | 1 | **2** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 4 months** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 2 MB | 5 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [MobileKnowledge](https://appshunter.io/developer/1110644820) | [Serialio Ltd.](https://appshunter.io/developer/333178140) |

## 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 Read Write

[App page](https://appshunter.io/ios/app/nfc-read-write/id1567809035)

Easily read and write NFC tags using your iPhone. Securely store encrypted records or unencrypted data like URLs, text, and contact information. Connect to Wi-Fi networks instantly without sharing passwords.

**Highlights:** Read and write NFC tags, Write encrypted NFConnect records, Write unencrypted NDEF data, Store URLs, text, phone numbers, and more, Join WiFi networks without passwords, Supports various NFC tag types

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Scanning more tags | $9.99 | one-time |
| Unlock SmartPoster writing | $24.99 | one-time |
| NDEF Text language | $24.99 | one-time |
| MQTT Support | $199.99 | one-time |


## Frequently asked questions

### Is NTAG I2C Demoboard free?

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

### Is NFC Read Write free?

NFC Read Write is free to download, with in-app purchases available.

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

NFC Read Write is rated higher. NTAG I2C Demoboard averages 1.0 out of 5 from 1 ratings, while NFC Read Write averages 4.5 from 2 ratings.

### Do NTAG I2C Demoboard or NFC Read Write have ads?

Neither NTAG I2C Demoboard nor NFC Read Write shows ads.

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

NTAG I2C Demoboard ships an update every 17 months, and NFC Read Write every 4 months. Most recently, NTAG I2C Demoboard was updated on October 8, 2026 and NFC Read Write on October 17, 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.*