ZKBioBT vs Smart NFC Tools
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ZKBioBT
This utility app transforms your mobile device into a digital key for unlocking doors and managing user access. You can easily add, edit, or delete users and their privileges, as well as check lock transaction history. The app also allows for flexible setting of door opening durations.
- Mobile door unlocking
- User management (add, edit, delete)
- Lock transaction check
- Flexible open-door duration setting
- Supports specific ZKTeco device models
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ZKBioBT is a creative APP for iOS platform which allows you to unlock door and manage users by mobile phone Features •Door unlocking -With ZKBioBT App, your mobile phone is your key •User management -Delete separate users or all users -Edit user information including name, ID and privileges •Lock transaction check •Flexible open-door duration setting Supported Device Models ML10B,PL10B,ML10DB,PL10DB
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!
Screenshots
Verdict
The clearest difference is rating: Smart NFC Tools at 4.6 against ZKBioBT's 2.9. Smart NFC Tools also leads on update cadence (weekly vs every 6 months) and review sentiment (30% vs 8%). ZKBioBT's advantage is in-app purchases (none vs 1) and iOS requirement (7.1 vs 15.6). 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. ZKBioBT asks for nothing beyond the download.
Smart NFC Tools holds the better App Store score, 4.6 against 2.9. That said, the two scores are not equally well evidenced: Smart NFC Tools has 480 ratings behind it against 10, so its average is the more settled of the two. Written reviews point the same way: 8% of ZKBioBT's written reviews are positive against 30% of Smart NFC Tools's.
ZKBioBT ships an update every 6 months, Smart NFC Tools weekly. The most recent releases landed on October 24, 2026 and November 3, 2026 respectively.
| Parameter | ZKBioBT | Smart NFC Tools |
|---|---|---|
| Price | Free | Free |
| Rating | 2.9 (10 ratings) | 4.6 (480 ratings) — better |
| Positive reviews | 8.3% of reviews | 30.3% of reviews — better |
| Number of ratings | 10 | 480 — better |
| Update frequency | Every 6 months | Weekly — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 7.1 — better | 15.6 |
| Further details — not scored | ||
| Size | 19 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | ZKTeco Inc. | Arthur Eduardo Skaetta Alvarez Desenvolvimento de Software LTDA. |
Customer experience
ZKBioBT
Smart NFC Tools
Bugs and requests
ZKBioBT
Not enough reviews yet to summarise bugs or 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
In-app purchases
ZKBioBT
No in-app purchases
Smart NFC Tools
- NFC Tools Premium$1.99
