243+ iOS apps curated and reviewed
Out of 243+ color code resistor apps on iOS, 17 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 | 4.9★ (126) | No | No | Nov 2026 | |
| 2 |  | Free | 4.0★ (1) | No | No | May 2026 | |
| 3 |  | Free | 5.0★ (2) | No | No | May 2026 | |
| 4 |  | Free | 3.6★ (27) | No | No | Oct 2026 | |
| 5 |  | Free | 1.7★ (3) | No | Yes | Oct 2026 | |
| 6 |  | Free | — | Yes | No | Nov 2026 | |
| 7 |  | $3.99 | — | No | No | Nov 2026 | |
| 8 |  | Free | 5.0★ (1) | No | Yes | Nov 2026 |
Easily determine the resistance value of electronic components. Simply select the number of color bands on your resistor and input the colors one by one to instantly get the resistance and tolerance. This tool simplifies a common electronics task.
Quickly identify the value of resistors using their color bands. This utility tool simplifies electronics calculations for hobbyists and professionals alike.
Easily determine resistor values without a multimeter. Simply spin the color wheels to match your resistor. This tool simplifies the process of identifying resistance.
