This engineering tool calculates key electrical motor characteristics like amps, horsepower, and kVa. Input system voltage, motor efficiency, and power factor to determine electrical values for your system.






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With an average user rating of 3.8★, the electric motors category is one of the App Store's strongest. Browse all 249+ apps we track, sorted so the most loved ones surface first.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | — | No | Yes | May 2026 | ||
| 2 | $2.99 | 3.8★ (8) | No | No | Jul 2026 | ||
| 3 | Free | 4.8★ (118) | No | No | Sep 2026 | ||
| 4 | Free | 5.0★ (1) | No | No | May 2026 | ||
| 5 | Free | 4.7★ (2.5K) | No | No | Sep 2026 | ||
| 6 | Free | 5.0★ (1) | No | Yes | Sep 2026 | ||
| 7 | $2.99 | 4.0★ (8) | No | No | Aug 2026 | ||
| 8 | $5.99 | — | No | No | Aug 2026 |












This engineering tool calculates key electrical motor characteristics like amps, horsepower, and kVa. Input system voltage, motor efficiency, and power factor to determine electrical values for your system.





Learn to troubleshoot electrical circuits with a virtual voltmeter and PLC logic. This app offers 17 random electrical problems for a challenging learning experience, allowing you to practice identifying issues in motor starters and control circuits.