Apps Like PowerScaleX for iPhone and iPad
Ranked alternatives
Showing 321–340 of 1,000 ranked alternatives.


FredRest
Nathan Luksik
Calculate crew rest schedules based on flight
Calculate crew rest schedules by inputting flight start and end times, transition time, and number of rest blocks. For 3 blocks, click "Calculate" to generate the schedule. For 4 blocks, specify short and long block durations before calculating.



Velocity Lab Pro
Engineered Essentials Ventures, LLC
Calculate vehicle horsepower instantly
Calculate vehicle horsepower, 1/4 and 1/8 mile trap speed, and times using phone sensors. View detailed performance data. Export results and compare against benchmarks. Set performance goals and track progress over time.








Electrical Calculator Plus
Calc Hub, LLC
Calculate voltage, current, and power
Calculate properties using Ohm's Law, current, power, voltage, resistance, and horsepower formulas for DC and AC circuits. Convert units between volts, amps, watts, and ohms. Determine power factor and RMS voltage. Estimate voltage drop in systems.







AC Calculator Lite
Melchisedec Martinez Rodriguez
Calculate BTU, convert units, compare systems, estimate
Calculate BTU/h capacity and determine recommended equipment types. Convert between BTU, kW, Kcal, and Tons. Check current price estimates and compare inverter versus conventional energy consumption. Unlock advanced features through in- purchases.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.