# NFC Reader & Writer vs TANGRAM IoT Tool

The clearest difference is in-app purchases: TANGRAM IoT Tool at none against NFC Reader & Writer's 5. TANGRAM IoT Tool also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.0). On price, update cadence and device support there is nothing between them.

Both are free to download. NFC Reader & Writer sells 5 in-app purchases, starting at $4.99 per month. TANGRAM IoT Tool asks for nothing beyond the download.

NFC Reader & Writer ships an update fortnightly, TANGRAM IoT Tool every 2 weeks. The most recent releases landed on November 3, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | NFC Reader & Writer | TANGRAM IoT Tool |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (106 ratings)](https://appshunter.io/ios/app/nfc-reader-and-writer-tags/id1543670530/reviews)** | — |
| Number of ratings | **106** | — |
| Positive reviews | 13.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 2 weeks |
| Monetization | Free with in-app purchases | — |
| Size | 37 MB | 75 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Yalintech](https://appshunter.io/developer/1530568426) | [TANGRAM Company Limited.](https://appshunter.io/developer/1480182974) |

## What reviewers say

### NFC Reader & Writer

[App page](https://appshunter.io/ios/app/nfc-reader-and-writer-tags/id1543670530)

This app transforms your iPhone into a comprehensive NFC toolkit. Easily scan and decode various NFC tag types, then write your own custom tags with templates. It also offers advanced insights into tag data and history tracking.

**Highlights:** Read NDEF tags (Text, URL, Wi-Fi, etc.), Advanced tag insights (security, memory), Write custom tags from templates, Quick actions for tag management, Tag history logging and export, NFC compatibility check

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $4.99 | per month |
| Yearly Subscription | $7.99 | per year |
| Yearly Subscription | $14.99 | per year |
| One time purchase | $10.99 | one-time |
| One time purchase | $24.99 | one-time |


### TANGRAM IoT Tool

[App page](https://appshunter.io/ios/app/tangram-iot-tool/id1643057260)

**In-app purchases:** none


## Frequently asked questions

### Is NFC Reader & Writer free?

NFC Reader & Writer is free to download, with in-app purchases available.

### Is TANGRAM IoT Tool free?

TANGRAM IoT Tool is free to download, with no in-app purchases.

### Do NFC Reader & Writer or TANGRAM IoT Tool have ads?

NFC Reader & Writer shows ads; TANGRAM IoT Tool does not.

### Which is updated more often, NFC Reader & Writer or TANGRAM IoT Tool?

NFC Reader & Writer ships an update fortnightly, and TANGRAM IoT Tool every 2 weeks. Most recently, NFC Reader & Writer was updated on November 3, 2026 and TANGRAM IoT Tool on October 27, 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.*