242+ iOS apps curated and reviewed
Out of 242+ color code resistor apps on iOS, 16 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★ (60) | No | No | Jul 2026 |
| 2 |  | Free | 5.0★ (5) | Yes | No | May 2026 |
| 3 |  | Free | 4.0★ (1) | No | No | May 2026 |
| 4 |  | Free | 5.0★ (2) | No | No | May 2026 |
| 5 |  | Free | 3.6★ (27) | Yes | No | Jun 2026 |
| 6 |  | Free | 3.0★ (1) | No | Yes | Jun 2026 |
| 7 |  | Free | — | Yes | No | May 2026 |
| 8 |  | $4.99 was $5.99 | — | No | No | Jul 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.
This utility helps you determine the resistance value of resistors by interpreting their colored bands. It supports 3, 4, 5, and 6 band resistors, visually displaying your selections and the calculated resistance and tolerance.
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.
Easily determine the resistance value of electronic components using their color bands. This reference tool supports both 4 and 5-band resistors, making it ideal for makers, engineers, and students working with electronics projects.
Instantly identify and calculate resistor values using your iPhone camera. This tool eliminates the need for manual color band reading and charts, offering quick results for engineers, hobbyists, and students. Save your scans and organize them into projects for efficient workflow.
Instantly decode resistor color bands, calculate exact values, and convert SMD resistor markings. This app provides essential tools for electronics students, technicians, and hobbyists with a clean interface and fast processing.
This app helps electricians and construction workers quickly identify the color codes for electrical conductors in US single or three-phase systems. It's a straightforward tool designed for efficiency on the job.
Find color codes easily with this tool. Select colors from a list, adjust them to your preferences, and get numerical values for use in development. Streamline your workflow for web and app design.
