# NFC Read Write vs Light Meter

The clearest difference is update cadence: Light Meter at every 2 months against NFC Read Write's every 6 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. NFC Read Write sells 4 one-off in-app purchases and Light Meter sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

NFC Read Write ships an update every 6 months, Light Meter every 2 months. The most recent releases landed on November 7, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | NFC Read Write | Light Meter |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (2 ratings)](https://appshunter.io/ios/app/nfc-read-write/id1567809035/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 5 MB | 6 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Serialio Ltd.](https://appshunter.io/developer/333178140) | [Phuc Pham](https://appshunter.io/developer/1893081423) |

## What reviewers say

### NFC Read Write

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

Easily read and write NFC tags using your iPhone's built-in NFC capabilities. Securely lock tags with passwords and create encrypted records for seamless WiFi sharing or data storage. Supports a wide range of NDEF and RAW data formats.

**Highlights:** Read and write NFC tags, Lock NFC tags with passwords, Write secure encrypted NFConnect records, Write un-encrypted NFConnect records to any NDEF tag, Store URL, text, phone, SMS, GEO, email, business cards, Write RAW data, Supports various NFC tag types

**Features:** Vision Pro support

**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 |


### Light Meter

[App page](https://appshunter.io/ios/app/light-meter-plant-lux-and-ppfd/id6772273072)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Pro | $29.99 | one-time |


## Frequently asked questions

### Is NFC Read Write free?

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

### Is Light Meter free?

Light Meter is free to download, with in-app purchases available.

### Do NFC Read Write or Light Meter have ads?

Neither NFC Read Write nor Light Meter shows ads.

### Which is updated more often, NFC Read Write or Light Meter?

NFC Read Write ships an update every 6 months, and Light Meter every 2 months. Most recently, NFC Read Write was updated on November 7, 2026 and Light Meter on October 31, 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.*