# Smart NFC vs AMPiiN

The clearest difference is update cadence: AMPiiN at every 3 days against Smart NFC's every 2 months. AMPiiN also leads on device support (3 vs 1) and iOS requirement (15 vs 17.0). On price, ads and in-app purchases there is nothing between them.

Both are free to download. Smart NFC sells 1 one-off in-app purchase and AMPiiN sells 1 in-app purchase, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Smart NFC ships an update every 2 months, AMPiiN every 3 days. The most recent releases landed on November 5, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Smart NFC | AMPiiN |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 days** |
| Size | 51 MB | 47 MB |
| Requires iOS | 17.0 | **15** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Remi Herbiet](https://appshunter.io/developer/1493980634) | [AMPiiN](https://appshunter.io/developer/1844190638) |

## What reviewers say

### Smart NFC

[App page](https://appshunter.io/ios/app/smart-nfc-read-and-write-tags/id6749724229)

**Features:** macOS Compatibility, Family Sharing, Vision Pro support, iPhone Duo support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NFC Pro | $19.99 | one-time |


### AMPiiN

[App page](https://appshunter.io/ios/app/ampiin/id6753648209)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AMPiiN - Peak Energy Load Balancing | $3.99 | per month |


## Frequently asked questions

### Is Smart NFC free?

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

### Is AMPiiN free?

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

### Do Smart NFC or AMPiiN have ads?

Neither Smart NFC nor AMPiiN shows ads.

### Which is updated more often, Smart NFC or AMPiiN?

Smart NFC ships an update every 2 months, and AMPiiN every 3 days. Most recently, Smart NFC was updated on November 5, 2026 and AMPiiN on November 8, 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.*