Calculate voltage drop and wire size using both NEC and IEC standards. Supports various load types, conductor materials, and system configurations. Generates detailed reports for electricians, engineers, and contractors.





250+ iOS apps curated and reviewed
If you already know Electrical Calculator, this is the deeper bench. 250+ electrical calculator eleccalc apps for iPhone, all reviewed and ranked by user rating, recency, and download trend as of October 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | — | No | Yes | Jul 2026 | ||
| 2 | Free | — | No | Yes | Sep 2026 | ||
| 3 | Free | 4.6★ (414) | Yes | Yes | Oct 2026 | ||
| 4 | Free | 4.9★ (366) | No | Yes | Oct 2026 | ||
| 5 | Free | 5.0★ (14) | No | No | Oct 2026 | ||
| 6 | Free | — | Yes | Yes | Oct 2026 | ||
| 7 | $19.99 | 2.5★ (2) | No | No | Oct 2026 | ||
| 8 | Free | — | No | Yes | Oct 2026 |

















Calculate voltage drop and wire size using both NEC and IEC standards. Supports various load types, conductor materials, and system configurations. Generates detailed reports for electricians, engineers, and contractors.