248+ iOS apps curated and reviewed
Looking for free sj resistor calculator apps? 20 of our 248+ tracked titles are free to download — no subscription, no trial. The rest are premium picks worth paying for.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 5.0★ (1) | Yes | Yes | Jul 2026 | |
| 2 |  | Free | 4.9★ (60) | No | No | Sep 2026 | |
| 3 |  | Free | 3.6★ (27) | Yes | No | Jun 2026 | |
| 4 |  | Free | — | No | No | May 2026 | |
| 5 |  | Free | — | No | No | Sep 2026 | |
| 6 |  | Free | 4.7★ (61K) | No | No | Sep 2026 | |
| 7 |  | Free | 4.9★ (409K) | Yes | No | Sep 2026 | |
| 8 |  | Free | 3.6★ (5) | Yes | No | May 2026 |
This tool simplifies resistor calculations for electronics enthusiasts, students, and professionals. It accurately decodes resistor color codes and performs series/parallel calculations for complex circuit analysis. Avoid manual errors and streamline your electronics projects.
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.
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.
