Apps Like Frequency Conversion for iPhone and iPad
Frequency Conversion screenshots
Ranked alternatives
Showing 281–300 of 1,000 ranked alternatives.


RC Circuit
Siu Yuen Ho
Electronic circuit calculations for hobbyists and engineers.
The app calculates RC charging and filter circuits. It finds component values, voltage at time t, and cutoff frequency, supporting multiple languages and data export.


TKController
Dave White
Send SMS, track location, control device
Control GPS tracker devices compatible with TK-102 and similar models. Send SMS commands to activate or deactivate tracking. Save and manage predefined settings for multiple devices. View device status and location data in real-time.




APE Optics Calculator
Stefan Popien
Calculate SFM, DFG, and OPO wavelengths
APE enables users to evaluate equations in ultrafast and nonlinear laser . It calculates Sum Frequency Generation, Difference Frequency Generation, optical parametric oscillator parameters, and coherent anti-Stokes Raman scattering values.

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.





555 Calc
HIDEKAZU JIBIKI
Calculate timer IC 555 resistors
The app calculates resistor values for circuit design using the Timer IC 555. Users input frequency, duty ratio, and C1 value, then touch calculate to see resistor values.






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Apps are ranked by functional similarity, category fit, rating confidence, and popularity.