# Smart NFC Tools vs ETRNL Programmer

The clearest difference is review sentiment: ETRNL Programmer at 100% against Smart NFC Tools's 30%. ETRNL Programmer also leads on in-app purchases (none vs 1) and rating (5.0 vs 4.6). Smart NFC Tools's advantage is ratings volume (476 vs 2) and update cadence (weekly vs every 4 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Smart NFC Tools sells 1 one-off in-app purchase. ETRNL Programmer asks for nothing beyond the download.

ETRNL Programmer holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: Smart NFC Tools has 476 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 30% of Smart NFC Tools's written reviews are positive against 100% of ETRNL Programmer's.

Smart NFC Tools ships an update weekly, ETRNL Programmer every 4 weeks. The most recent releases landed on September 24, 2026 and June 9, 2026 respectively.

## The numbers

| Metric | Smart NFC Tools | ETRNL Programmer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.6 (476 ratings)](https://appshunter.io/ios/app/smart-nfc-tools-read-and-write/id1527587931/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/etrnl-programmer/id6478797077/reviews)** |
| Number of ratings | **476** | 2 |
| Positive reviews | 30.3% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 30 MB | 61 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Arthur Eduardo Skaetta Alvarez Desenvolvimento de Software LTDA.](https://appshunter.io/developer/867175889) | [Invisible Art, LLC](https://appshunter.io/developer/1439233274) |

## What reviewers say

### Smart NFC Tools

[App page](https://appshunter.io/ios/app/smart-nfc-tools-read-and-write/id1527587931)

Easily read, inspect, and modify NFC tags with this intuitive tool. Write to tags in various formats to trigger actions like opening websites or making calls. Prioritizes user privacy by operating entirely offline.

**Highlights:** Read NFC tag content, Inspect and modify NFC tags, Erase, lock, and copy tags, Write NFC tags in various formats, Trigger phone calls or open websites, 100% offline operation

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NFC Tools Premium | $1.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 💰 Reasonable price
- 🚀 Works great
- 👍 Very practical
- 👍 Excellent app

**What reviewers complain about**

- 👎 Does not work
- 👎 Waste of money
- 👎 Free version limited
- 👎 Scam and money taken
- 👎 Paid and no function

**Reported bugs**

- Doesn't work to save contact card
- App glitches
- Doesn't work to read card and fob
- Paid for unlock, but restore doesn't work after iOS update
- Paid for ability to lock tags, but feature does not work

**Requested features**

- Add social media to chips
- Ability to add multiple items to card after paying


### ETRNL Programmer

[App page](https://appshunter.io/ios/app/etrnl-programmer/id6478797077)

This application allows users to program NTAG424 DNA NFC chips. It connects with the ETRNL platform to facilitate chip configuration.

**Highlights:** Program NTAG424 DNA NFC chips, Connects with ETRNL platform, Facilitates chip configuration

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Smart NFC Tools free?

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

### Is ETRNL Programmer free?

ETRNL Programmer is free to download, with no in-app purchases.

### Which has better reviews, Smart NFC Tools or ETRNL Programmer?

ETRNL Programmer is rated higher. Smart NFC Tools averages 4.6 out of 5 from 476 ratings, while ETRNL Programmer averages 5.0 from 2 ratings.

### Do Smart NFC Tools or ETRNL Programmer have ads?

Neither Smart NFC Tools nor ETRNL Programmer shows ads.

### Which is updated more often, Smart NFC Tools or ETRNL Programmer?

Smart NFC Tools ships an update weekly, and ETRNL Programmer every 4 weeks. Most recently, Smart NFC Tools was updated on September 24, 2026 and ETRNL Programmer on June 9, 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.*