Apps Like 4K Test Patterns for iPhone and iPad
Ranked alternatives
Showing 201–220 of 1,000 ranked alternatives.
iGradient
Ivan Perre
Find any 2D angle precisely.
The app detects the device's orientation to find any 2D angle. It measures angles in degrees, radians, or as a gradient, holding the measurement for easy reading.
Light Meter Wheel
David Quiles
Measure light with visual control.
The app provides a visual and precise method for measuring light. It displays aperture, shutter speed, and ISO on a connected exposure wheel for at-a-glance control.
dBMeter - Decibelmeter
Ramon Palacios Saez
Measure sound intensity in real time
Measures sound intensity in real time with decibel accuracy. Displays minimum, maximum, and average noise levels. Shows noise-time graphs for analysis. Allows microphone calibration for precise readings. Supports background and screen-off operation.
RadioactivityCounter
Rolf-dieter Klein
Phone becomes radioactivity counter device.
The app transforms a phone into a Geiger Müller counter for radioactivity measurement after calibration. It detects gamma and some beta radiation using the camera sensor.
HoloModels
Gugenka Inc.
Pose and interact with AR characters
Create and customize digital figures using AR. Pose characters freely and adjust their size. Design dolls for illustration and use them as tools. Add rooms, weapons, and accessories for diorama creation.
PocketRTA Ultra
Limelight Software
Portable real-time spectrum analysis tool.
The app provides real-time spectrum analysis using Fourier Transform. It offers various display modes, including octave bands and spectrograms, with multi-touch magnification and noise cancellation features.
A-EFIS Black and White
Charalampos Baltzakis
Navigate with sensor-based accuracy
Navigation provides real-time positioning using iPhone/iPad sensors. Displays maps and routes. Offers -and- interface. Uses digital filtering and stochastic models for accuracy. Only functions in airplanes.
SatFinder Pro HD Dish Pointer
Yuriy Kvasha
Find satellites, point device, view signal
PRO HD helps users locate satellites by pointing their device skyward. It displays available satellites and their parameters. Users can sort satellites by name or frequency. Search functionality allows filtering by channel, radio, or provider.
My Сompass Direction Go App
Kujtim Deda
Determine with compass readings
Determine with precise compass readings in degrees and cardinal points. Track real-time orientation as you move. View current coordinates and altitude. Calibrate compass for accuracy.
E-Tuner 4
Edelbrock Corp
Tune ECU settings via Bluetooth
Manage and live-tune ECU settings like air-fuel ratios, ignition timing, and idle speed via Bluetooth. Monitor engine and sensor data in real-time. Use the Setup Wizard to select base calibrations for Pro-Flo 4 EFI systems.
How we rank alternatives
Apps are ranked by functional similarity, category fit, rating confidence, and popularity.