49+ iOS apps & games curated and reviewed
Every iPhone needs a few good super cool slide rule apps and games. We benchmark 49+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.2★ (185) | No | No | Jul 2026 |
| 2 |  | Free | 4.8★ (17K) | No | No | Jul 2026 |
| 3 |  | Free | 4.5★ (26) | No | Yes | May 2026 |
| 4 |  | $0.99 | 4.8★ (4) | No | No | Jul 2026 |
| 5 |  | Free | 5.0★ (14) | No | No | May 2026 |
| 6 |  | Free | 4.6★ (17K) | Yes | No | Jul 2026 |
| 7 |  | Free | 4.8★ (81) | No | No | Jul 2026 |
| 8 |  | Free | 4.7★ (62) | No | No | Jul 2026 |
This app offers a comprehensive suite of tools for HVAC technicians. It provides interactive guides, step-by-step repair instructions, and calculators for various HVAC calculations including superheat, subcooling, and duct sizing.
This app provides an instant mobile refrigerant charge calculator for HVACR applications. It supports various refrigerants and allows users to calculate the correct system charge based on superheat, subcooling, or airflow, along with environmental conditions.
Experience a simple yet addictive game that challenges your speed and unlocking skills. Master the art of unlocking with four distinct game modes and earn in-game currency to unlock upgrades and new levels. Enjoy slick graphics and an original soundtrack.
Learn to use a classic slide rule with this app. It offers precise calculations and an "auto-slide-rule" mode to demonstrate operations. Save and reuse slider positions for frequent calculations.
This app digitally recreates various types of slide rules, offering features not possible on physical models like color options and numeric displays. It includes a slideshow of famous slide rules and is best experienced on larger devices.
Compete in a slippery race where you start last and must finish first. Block opponents, use boosters, and master ramps to gain speed and make jumps. Outmaneuver everyone to claim victory.
This app serves as a comprehensive resource for HVAC technicians, offering a podcast, tech tip articles, and interactive calculators. It aims to enhance knowledge of HVAC theory, industry updates, and essential mathematics for both current and aspiring professionals.
Learn to troubleshoot electrical circuits with a virtual voltmeter and PLC logic. This app offers 17 random electrical problems for a challenging learning experience, allowing you to practice identifying issues in motor starters and control circuits.
This app offers accredited online trade school courses and certifications for HVAC, plumbing, electrical, and more. Learn at your own pace, on your phone, and earn valuable credentials like EPA 608 and OSHA-10 without traditional school debt.
This tool simplifies HVAC/R technician tasks by calculating pressure/temperature relationships, superheat, and subcool. It automatically adjusts for altitude and offers English/Metric units. Easily access favorite refrigerants and supplementary information.
Estimate the cooling capacity needed for your data center. This tool considers factors like space, occupants, and heat output to help you maintain optimal temperature and humidity. It provides instant results as you update inputs, serving as a guide for system selection.
This app offers on-the-go pressure and temperature conversions for refrigerants. Easily find saturated pressure based on temperature or saturated temperature based on pressure. It's a free tool for iPhone and iPad.
Prepare for your HVAC technician certification exam with a comprehensive mobile study tool. It offers a scientific study system, over 1,700 practice questions with detailed explanations, and simulated exams designed by experts. Track your progress and boost confidence for your first attempt.
This app helps HVACR technicians diagnose and resolve system issues. It guides users through common symptoms, identifies potential causes, and recommends solutions. An offline database is available for use in remote locations.
This app provides a comprehensive HVAC/R diagnostic solution by integrating with specialized hardware. It allows users to view live data, create and share service reports, and perform detailed system analysis for pressure, temperature, evacuation, and more.
This app displays live HVAC/R pressure, temperature, and vacuum readings from compatible hardware. It offers system analysis, data logging, and sharing capabilities for various applications.
This app assists HVACR technicians with field service by providing calculations for superheat, subcooling, airflow, and psychrometrics. It supports 28 refrigerants and includes instructions for use.
This app helps HVAC installers create precise ductwork transitions in the field using augmented reality. It streamlines the process of measuring, designing, and visualizing complex ductwork before cutting any materials, saving time and reducing errors.