Smart NFC Tools vs ETRNL Programmer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Smart NFC Tools
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.
- 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
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Smart NFC Tools is the most accessible and easy to use NFC Reader and Writer for mobile devices! With a simple user interface and powerful tools you can interact with NDEF-Formatted NFC cards without any external hardware! - Read, Inspect and modify: Read a tag by touching the back of your device against it and Smart NFC Tools will show you a full report on the tag's content and give you options such as erase, lock and copy. It's super easy! - Write in many formats: Smart NFC Tools enables you to write NFC tags in popular formats that allow for custom interactions such as opening a website or triggering a phone call just by touching the tag with a compatible device! - Note about privacy: Smart NFC Tools works 100% offline, without any personal or content data being sent to an external server or third party server. Your privacy is our priority! Embrace the world of NFC technologies using your phone or tablet! Smart NFC Tools is now available for all iOS devices!
ETRNL Programmer
This application allows users to program NTAG424 DNA NFC chips. It connects with the ETRNL platform to facilitate chip configuration.
- Program NTAG424 DNA NFC chips
- Connects with ETRNL platform
- Facilitates chip configuration
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The ETRNL Programmer app enables users of the ETRNL platform to program their NTAG424 DNA NFC chips.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Smart NFC Tools | ETRNL Programmer |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (476 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 30.3% of reviews | 100.0% of reviews — better |
| Number of ratings | 476 — better | 2 |
| Update frequency | Weekly — better | Every 4 weeks |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 30 MB | 61 MB |
| Age rating | 4+ | 17+ |
| Developer | Arthur Eduardo Skaetta Alvarez Desenvolvimento de Software LTDA. | Invisible Art, LLC |
Customer experience
Smart NFC Tools
ETRNL Programmer
Bugs and requests
Smart NFC Tools
Reported bugs
6 issues- 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
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- App not working after 15 minutes, even after purchase
Requested features
2 requests- Add social media to chips
- Ability to add multiple items to card after paying
ETRNL Programmer
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Smart NFC Tools
- NFC Tools Premium$1.99
ETRNL Programmer
No in-app purchases
Questions
Is Smart NFC Tools free?
Is ETRNL Programmer free?
Which has better reviews, Smart NFC Tools or ETRNL Programmer?
Do Smart NFC Tools or ETRNL Programmer have ads?
Which is updated more often, Smart NFC Tools or ETRNL Programmer?
Other comparisons
