# GCS Uniquekey vs NFC Tools

The clearest difference is in-app purchases: GCS Uniquekey at none against NFC Tools's 2. GCS Uniquekey also leads on iOS requirement (10.0 vs 15.6). NFC Tools's advantage is update cadence (every 9 days vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. NFC Tools sells 2 in-app purchases, starting at $3.99 per 7 days. GCS Uniquekey asks for nothing beyond the download.

GCS Uniquekey ships an update every 3 months, NFC Tools every 9 days. The most recent releases landed on October 26, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | GCS Uniquekey | NFC Tools |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 9 days** |
| Size | 46 MB | 11 MB |
| Requires iOS | **10.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Global Card Systems Company Limited](https://appshunter.io/developer/1474756955) | [钧 钱](https://appshunter.io/developer/1857230488) |

## What reviewers say

### GCS Uniquekey

[App page](https://appshunter.io/ios/app/gcs-uniquekey/id1491853085)

**Features:** macOS Compatibility

**In-app purchases:** none


### NFC Tools

[App page](https://appshunter.io/ios/app/nfc-tools-reader-and-writer-tags/id6791820964)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 周会员订阅 | $3.99 | per 7 days |
| 年会员订阅 | $17.99 | per year |


## Frequently asked questions

### Is GCS Uniquekey free?

GCS Uniquekey is free to download, with no in-app purchases.

### Is NFC Tools free?

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

### Do GCS Uniquekey or NFC Tools have ads?

Neither GCS Uniquekey nor NFC Tools shows ads.

### Which is updated more often, GCS Uniquekey or NFC Tools?

GCS Uniquekey ships an update every 3 months, and NFC Tools every 9 days. Most recently, GCS Uniquekey was updated on October 26, 2026 and NFC Tools 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.*