Calculate wire resistance based on gauge and length. It also determines the minimum wire gauge required for specific voltage drop, length, and material.
Wire Gauge Calculator by Paul Pollock

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| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 | Free | 1.0★ (1) | No | No | May 2026 | ||
| 2 | $0.99 | 5.0★ (1) | No | No | Nov 2026 | ||
| 3 | Free | 4.9★ (13) | Yes | Yes | Oct 2026 | ||
| 4 | Free | 4.2★ (6) | No | No | Oct 2026 | ||
| 5 | Free | 4.6★ (1.5K) | No | No | Oct 2026 | ||
| 6 | $1.99 | — | No | Yes | Sep 2026 | ||
| 7 | Free | 3.6★ (18) | No | No | Oct 2026 | ||
| 8 | Free | 4.5★ (772) | No | No | Nov 2026 |

Calculate wire resistance based on gauge and length. It also determines the minimum wire gauge required for specific voltage drop, length, and material.


This utility provides instant AWG conversions, NEC references, and voltage drop calculations for electricians and engineers. It offers offline functionality, metric conversions, and ampacity lookup based on standard electrical codes.






This utility app calculates the minimum wire size needed for electrical installations based on voltage, current, distance, and allowable voltage drop. It supports various units and wire materials, ensuring safe and efficient power distribution for diverse applications.