Quickly convert between various units of power, including watts, kilowatts, megawatts, gigawatts, milliwatts, and microwatts. Ideal for builders, electricians, and physicists needing rapid unit conversions.



247+ iOS apps curated and reviewed
Every iPhone needs a few good power converter apps. We benchmark 247+ 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 was $1.99 | 3.0★ (2) | No | Yes | Aug 2026 | ||
| 2 | Free | 5.0★ (1) | No | No | Aug 2026 | ||
| 3 | Free | — | No | No | May 2026 | ||
| 4 | $9.99 was $19.99 | 4.3★ (7) | No | No | Aug 2026 | ||
| 5 | Free | 1.0★ (3) | No | No | May 2026 | ||
| 6 | Free | 4.0★ (1) | No | No | Aug 2026 | ||
| 7 | Free | — | No | No | May 2026 | ||
| 8 | Free | 2.0★ (7) | Yes | No | May 2026 |



Quickly convert between various units of power, including watts, kilowatts, megawatts, gigawatts, milliwatts, and microwatts. Ideal for builders, electricians, and physicists needing rapid unit conversions.

Easily calculate electrical power, amperage, or voltage. This tool simplifies electrical calculations for users needing to find one value when the other two are known.




