Smart NFC Tools vs Auth NFC
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!
Auth NFC
This app provides a secure way to manage your accounts using NFC technology for an extra layer of protection. It allows for easy import/export of accounts and offers options to store secrets locally or on external NFC tags and YubiKeys.
- NFC-based security
- Import/export accounts
- Store secrets on NFC tags/YubiKeys
- Two-factor authentication
- QR code backups
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Auth NFC is a simple authenticator that uses NFC for an added layer of security. • Easily import/export your accounts. • Store account secrets on your phone or off-device on NFC tags or YubiKeys. • Enable two-factor authentication requiring password + NFC tag. • Generate QR codes of your accounts for storing a photo backup. Auth NFC securely stores your secrets using industry-standard encryption and hashing algorithms. All data is stored locally on your device unless you choose to store individual secrets on NFC tags. You may export your accounts, including secrets, in plaintext or encrypted. Always store exported files securely.
Screenshots
Verdict
The clearest difference is in-app purchases: Auth NFC at none against Smart NFC Tools's 1. Auth NFC also leads on rating (5.0 vs 4.6). Smart NFC Tools's advantage is update cadence (weekly vs every 4 months) and ratings volume (478 vs 2). On price and ads 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. Auth NFC asks for nothing beyond the download.
Auth NFC 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 478 ratings behind it against 2, so its average is the more settled of the two.
Smart NFC Tools ships an update weekly, Auth NFC every 4 months. The most recent releases landed on October 14, 2026 and October 12, 2026 respectively.
| Parameter | Smart NFC Tools | Auth NFC |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (478 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | 30.3% of reviews | — |
| Number of ratings | 478 — better | 2 |
| Update frequency | Weekly — better | Every 4 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.6 — better | 17.0 |
| Further details — not scored | ||
| Size | 35 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Arthur Eduardo Skaetta Alvarez Desenvolvimento de Software LTDA. | Thomas Wixson |
Customer experience
Smart NFC Tools
Auth NFC
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
Auth NFC
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Smart NFC Tools
- NFC Tools Premium$1.99
Auth NFC
No in-app purchases
