35+ iOS apps curated and reviewed
With an average user rating of 3.5★, the faultcircuitline category is one of the App Store's strongest. Browse all 35+ apps we track, sorted so the most loved ones surface first.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 3.1★ (23) | No | Yes | Aug 2026 | |
| 2 |  | Free | 4.0★ (87) | No | No | Aug 2026 | |
| 3 |  | Free | 3.6★ (11) | No | No | Jun 2026 | |
| 4 |  | Free | 3.0★ (6) | No | No | Aug 2026 | |
| 5 |  | Free | 2.9★ (7) | No | No | May 2026 | |
| 6 |  | Free | 3.0★ (4) | No | No | May 2026 | |
| 7 |  | Free | — | No | No | May 2026 | |
| 8 |  | Free | 5.0★ (1) | No | No | May 2026 |
This tool helps contractors, engineers, and electricians quickly calculate available fault current on single and three-phase electrical systems. It also assists in sizing fuses and conductors for various circuits and can generate labels for service equipment.
This app provides underground utility locating services for homeowners and contractors in Southern California. It helps prevent dangerous accidents by informing users about the location of underground lines before digging. Access tools for ticket updates, expiration dates, and emergency contacts.
This app assists service engineers in the air conditioning industry with Daikin VRV, Altherma, Split, and Sky Air equipment. It provides tools for fault finding, including fault codes, refrigerant calculations, and diagnostic checks. The application also supports outdoor unit settings and operational procedures.
