NFC Tools vs KingBladeBLE
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
NFC Tools
Easily read and write data to NFC tags using a straightforward interface. Interact with tag content, view detailed information, and record standard data like contacts, URLs, and WiFi configurations.
- Read NFC tag data
- Write standard information to tags
- Store VCARDs and URLs
- Share contact details
- Save tag contents
- Configure WiFi and Bluetooth
Read full descriptionHide full description
NFC Tools can read and write your NFC tags with a simple and lightweight user interface. By passing your device near an NFC chip, you can read the data it contains and interact with the content. The "Read" section allows you to see data such as: - the maker of the tag - the type of tag (ex : Mifare Ultralight, NTAG213) - the norm of the tag (ex : NFC Forum Type 2) - the available technology (ex: NFC A) - its serial number (ex : 04:85:c8:5a:40:2b:80) - the size of the tag and of the data on it - if you can write on the tag - all the data on the tag (NDEF format) NFC Tools can record standard information on your tags which will be compatible with any NFC device. For instance, you can store a VCARD to share your contact details easily, open an URL, share a phone number or even a geolocation. The "Write" section let you record standardised data such as: - a simple text - a link to a website - an email - a contact - a phone number - a predefined text message - an address or geolocation - a WiFi or Bluetooth configuration - personalised data - and more... The write function allows you to add as much data as you wish. This way you can record large quantities of information on your tag. The app also allows you to save the contents of your chip for later access. NFC Tools has been tested with the following NFC tags: - NTAG 203, 210, 210u, 212, 213, 213TT, 215, 216, 413 DNA, 424 DNA - Ultralight, Ultralight C, Ultralight EV1 - ICODE SLI, SLI-S, SLIX, SLIX-S, SLIX-L, SLIX2, DNA - DESFire EV1, EV2, EV3 - ST25TV, ST25TA - Felica If you encounter any problem, don’t hesitate to contact us. Notes: - Compatible from iPhone 7. - Use the "compatibility" mode to read/write Mifare Classic tags.
KingBladeBLE
Create, customize, and share infinite luminous colors for your concert penlight. Adjust RGBW or RY color balances to design unique light patterns and save them to your device. Share your creations with others via QR code.
- Infinite color tuning (RGBW/RY)
- Save custom color patterns
- Share patterns via QR code
- BLE connectivity
- Compatible with specific penlight models
Read full descriptionHide full description
KingBlade is a penlight for concert made by Ruifan. This App can do the color creating, tuning, and sharing with others using QR code, and BLE. Compatible with X10 Ver.3, X10 Ver.5, one1B, one1RB. By using this application and compatible smartphone, creating infinite luminous color for your KingBlade penlight. INFINITY COLOR TUNING By adjusting the color balance of LED's Red / Green / Blue / White for K10 Ver.3/5 and Yellow with one1B and one1RB, you can create luminous color freely. The luminescent color pattern created can be saved as one BLADE, and can be installed on the penlight memory. (X10 Ver.5, one1B, and one1RB has 2 memories.) Also, BLADE patterns can be shared with other users by QR code.
Screenshots
Verdict
The clearest difference is rating: NFC Tools at 4.6 against KingBladeBLE's 1.0. NFC Tools also leads on review sentiment (50% vs 15%) and update cadence (every 3 weeks vs every 51 months). KingBladeBLE's advantage is in-app purchases (none vs 1) and iOS requirement (13.1 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. NFC Tools sells 1 one-off in-app purchase. KingBladeBLE asks for nothing beyond the download.
NFC Tools holds the better App Store score, 4.6 against 1.0. That said, the two scores are not equally well evidenced: NFC Tools has 14K ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 50% of NFC Tools's written reviews are positive against 15% of KingBladeBLE's.
NFC Tools ships an update every 3 weeks, KingBladeBLE every 51 months. The most recent releases landed on September 30, 2026 and September 20, 2026 respectively.
| Parameter | NFC Tools | KingBladeBLE |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (14K ratings) — better | 1.0 (1 ratings) |
| Positive reviews | 50.4% of reviews — better | 15.4% of reviews |
| Number of ratings | 14K — better | 1 |
| Update frequency | Every 3 weeks — better | Every 51 months |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | Free — better |
| Best chart rank | #147 — better | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.6 | 13.1 — better |
| Further details — not scored | ||
| Size | 9 MB | 9 MB |
| Age rating | 4+ | 4+ |
| Developer | wakdev | Ruifan Japan |
Customer experience
NFC Tools
KingBladeBLE
Bugs and requests
NFC Tools
Reported bugs
4 issues- Cannot unlock NFC tags after locking them
- Contacts and WiFi records not working as expected
- Inconsistent behavior when reading/writing tags
- Restore purchase feature not functioning properly
Requested features
5 requests- Add ability to bulk write NFC tags
- Improve compatibility with wpa2 enterprise WiFi settings
- Implement file explorer for loading custom tag data
- Add option to write data to Apple Wallet
- Provide emulator functionality for testing without tags
KingBladeBLE
Not enough reviews yet to summarise bugs or requests.
In-app purchases
NFC Tools
- NFC Tools - Pro Edition$3.99
KingBladeBLE
No in-app purchases
Questions
Is NFC Tools free?
Is KingBladeBLE free?
Which has better reviews, NFC Tools or KingBladeBLE?
Do NFC Tools or KingBladeBLE have ads?
Which is updated more often, NFC Tools or KingBladeBLE?
Other comparisons















