Control LED colors, measure NFC download/upload speeds, and modify chip configurations. This utility app interacts with NTAG I²C demonstration boards.
NTAG I2C Demoboard by MobileKnowledge






249+ iOS apps curated and reviewed
Out of 249+ ntag i2c demoboard apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 1.0★ (1) | No | No | May 2026 | ||
| 2 | Free | 5.0★ (1) | No | Yes | Sep 2026 | ||
| 3 | Free | 4.6★ (94) | No | Yes | Sep 2026 | ||
| 4 | Free | 4.4★ (25) | No | Yes | Sep 2026 | ||
| 5 | Free | 5.0★ (3) | No | No | Sep 2026 | ||
| 6 | Free | 1.5★ (2) | Yes | No | Sep 2026 | ||
| 7 | Free | 4.7★ (790K) | No | No | Oct 2026 | ||
| 8 | Free | — | Yes | Yes | Sep 2026 |






Control LED colors, measure NFC download/upload speeds, and modify chip configurations. This utility app interacts with NTAG I²C demonstration boards.






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