250+ iOS apps & games curated and reviewed
Every iPhone needs a few good spool winding apps and games. We benchmark 250+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | — | No | No | May 2026 | |
| 2 |  | Free | 4.9★ (126) | No | No | Nov 2026 | |
| 3 |  | Free | 3.6★ (18) | No | No | Nov 2026 | |
| 4 |  | Free | 5.0★ (4) | Yes | Yes | Nov 2026 | |
| 5 |  | Free | 4.6★ (198) | No | No | Nov 2026 | |
| 6 |  | Free | 4.6★ (28) | No | No | Oct 2026 | |
| 7 |  | Free | 4.6★ (1.5K) | No | No | Nov 2026 | |
| 8 |  | Free | 5.0★ (1) | No | No | May 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 free tool consolidates essential electrical calculations and reference guides into a single app. It offers precise tools for conduit bending, wire sizing, voltage drop, and conduit fill, designed to enhance fieldwork efficiency and accuracy for professionals. The app functions offline, ensuring constant access to critical information.
