Calculate appropriate DC wire sizes for electrical projects, preventing equipment damage and fires. Save, edit, and export wire run details for electrical plans and material purchases. Features a wizard for easy sizing for all users.






247+ iOS apps curated and reviewed
DC Wire Sizer is the household name in dc wire sizer, but it's far from the only option. We track 247+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | $2.99 | 5.0★ (23) | No | No | Aug 2026 | ||
| 2 | $4.99 | 4.5★ (226) | No | No | Sep 2026 | ||
| 3 | Free | 5.0★ (1) | No | Yes | Sep 2026 | ||
| 4 | Free | 4.6★ (1.5K) | No | No | Sep 2026 | ||
| 5 | Free | 4.7★ (69) | No | Yes | Sep 2026 | ||
| 6 | $7.99 | — | No | No | Sep 2026 | ||
| 7 | Free | 4.3★ (7) | No | No | Jun 2026 | ||
| 8 | Free | — | No | Yes | Aug 2026 |






Calculate appropriate DC wire sizes for electrical projects, preventing equipment damage and fires. Save, edit, and export wire run details for electrical plans and material purchases. Features a wizard for easy sizing for all users.






This app quickly calculates the correct DC wire gauge needed for any circuit. Simply input voltage, current, and length to determine the optimal wire size, considering voltage drop and ampacity limits. It's suitable for various DC systems up to 60 VDC.





Calculate voltage drop and size wires for electrical projects. Evaluate existing conductors or find the optimal size for your needs. Supports various electrical systems and international standards.