Apps Like SubArray for iPhone and iPad
SubArray screenshots
Ranked alternatives
Showing 241–260 of 1,000 ranked alternatives.


RPN-97 Pro
Willy Kunz
Complete HP-97 calculator simulation available.
The app simulates the HP-97 programmable calculator. Users can run thousands of programs written for the original device.



The Free Clock App
Tim Mecking
World clock, alarm, timer, stopwatch.
The app displays the time in different cities with timezone and sunrise/sunset times. It includes an alarm clock with snooze and weekday repetitions, a timer that can stop media playback, and a stopwatch that runs for up to one year.


Baglama Tuner - Bağlama
Hsing-Fu Hsueh
Tune strings with frequency settings
Tune musical instruments by selecting frequency and tuning settings. Display pitch levels for each string when played. Calibrate piano sound using an open string and . Adjust A4 frequency to 442 Hz.

HMI Draw, native HMI/SCADA development environment
SweetWilliam, S.L.
Create industrial interfaces on iOS devices.
The app allows users to create Human Machine Interfaces for monitoring and control of industrial systems. Users can lay out elements such as sliders, buttons, and gauges onto pages and connect them to PLC tags.



Tremor Analysis
Christopher Lee
Track frequency and save data
Record hand data using accelerometer input. Calculate and display frequency. Save and export results. Share data with healthcare providers for further evaluation.





Retirement Estimator
ITDT LLC
Estimate income, investments, and expenses
Allows users to input income, investments, expenses, and transfers. Users can adjust monetary values, tax rates, growth rates, and timeframes. The simulates financial scenarios and visualizes outcomes over time.

Live Spectrogram
Krueger Systems, Inc.
Visualize sound frequencies over time
Visualize sound frequencies over time with a time-frequency graph. Adjust color intensity to represent sound levels. Use for analyzing vocal tones, animal calls, and identifying household noises.



How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.