This utility app helps power line crews accurately measure line sag, tension, and temperature. It ensures power lines meet specifications, preventing overstress on poles and saving time and money for utilities.






31+ iOS apps & games curated and reviewed
From beginner-friendly picks to power-user tools, our transmission line list covers 31+ iPhone apps and games updated through July 2026. Compare ratings, prices, and screenshots in one place.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 | Free | 5.0★ (11) | No | No | Aug 2026 | |
| 2 | Free | 4.6★ (22) | No | No | Jul 2026 | |
| 3 | Free | 3.4★ (23) | No | Yes | Aug 2026 | |
| 4 | Free | 4.7★ (1.6M) | No | Yes | Aug 2026 | |
| 5 | Free | 4.6★ (17K) | No | No | Aug 2026 | |
| 6 | Free | 5.0★ (6) | No | Yes | Jul 2026 | |
| 7 | Free | 4.5★ (32K) | Yes | Yes | Aug 2026 | |
| 8 | Free | 4.4★ (2.9K) | No | Yes | Aug 2026 |






This utility app helps power line crews accurately measure line sag, tension, and temperature. It ensures power lines meet specifications, preventing overstress on poles and saving time and money for utilities.






This app assists power companies in inspecting transmission lines, poles, and substations. Users can document findings with photos and access repair information, engineering documents, and driving directions. It streamlines the inspection workflow for field personnel.






Experience the most realistic off-road simulator with intense missions, truck drifting, and various racing modes. Engage in unique multiplayer with up to 12 players, exploring massive maps with dynamic environments and realistic vehicle physics. Customize and upgrade a wide selection of off-road trucks and SUVs.


Connect with family, friends, and colleagues through group chats, direct messages, and shared media. Easily add members via phone number or email, control notifications, and express yourself with custom emojis and GIFs. Share photos and videos to relive memories later.


This application provides a unified communication experience, offering presence, instant messaging, voice, voice messaging, and video calling. It allows users to escalate calls into multi-party conferences and integrates with other collaboration tools.


This app provides a more accurate and efficient method for calculating the sagging of overhead transmission line conductors. It replaces traditional approximate parabolic equations with precise catenary expressions, saving time and improving accuracy.


Browse the web and manage files offline with this app. It features a robust file manager, supports various audio and video formats, and allows secure web surfing. Transfer files to your computer via Wi-Fi and organize your documents and media with ease.


Make affordable international calls and secure a second phone number for global communication. Enjoy local US plans, texting, and call recording features. Stay connected worldwide with clear audio and transparent pricing.


This app provides essential reference material for lineworkers, including detailed information, charts, and how-to guides on transformers, rigging, knots, and rope capacities. It features practical calculators and covers various electrical formulas and safety standards.


This app provides resources and best practices for improving worker safety in the electric line construction industry. It analyzes accident data to identify causes and develops strategies for implementing safety improvements and training.


This app provides tools for analyzing and designing microstrip circuits. It calculates key parameters like input impedance and frequency response, and includes a Smith chart tool. It also features time-domain simulation of circuits with lumped elements and educational examples.


This app provides comprehensive training for linemen and apprentices on underground distribution systems. It covers essential skills like cable isolation, transformer replacement, and troubleshooting. Interactive labs and quizzes reinforce learning for various skill levels.


This utility app offers Southwire's official recommendations for installing overhead transmission electrical conductors. It provides essential field information and includes a calculator for determining bullwheel and block diameters.








Design matching networks, analyze device parameters, and compute stability circles with this interactive tool. Supports S parameters, various components, and offers advanced engineering features for RF design. Available in dark mode and exportable to PDF.





