Apps Like SiderealLab for iPhone and iPad
Ranked alternatives
Showing 221–240 of 1,000 ranked alternatives.


Bullet Flight L2
Runaway Technology, Inc.
Ballistic computer for field solutions.
The app provides ballistic computations for up to 3000 meters. It includes current weather conditions and weapon profiles for quick solutions.

Vehicle Clinometer
Sean Flanagan
Display roll and pitch gauges.
The app displays a clinometer, also known as a tilt meter, using the device's accelerometers. It shows Roll and Pitch gauges, with options for compass display, magnetic or GPS heading, and adjustable alert sounds.



ISS Tracker - Live Position
Lucent Enterprises Ltd.
Track the ISS and view its orbit
Monitor the International Space Station with real-time tracking on an interactive world map. View current altitude, velocity, and orbital period. Access precise latitude and longitude coordinates. Choose between standard and satellite map views.



Solar Calibrator: PV Installer
Fawzi Fakhro
Calibrate panels, size batteries, calculate wire gauges,
Helps installers and DIYers calculate panel angles, size battery banks, and determine wire gauges. It generates professional PDF quotes and includes a compass for precise alignment with True North/South.

Scientific Calculator - CalCon
STAGE CODING, Travnik
Calculate and convert units and currencies
Perform calculations, convert units and currencies, and compute percentages and proportions. Calculate areas and volumes. Drag and drop to create custom calculators. Solve complex or simple math problems.

Greenheck Toolbox
Greenheck Fan Corporation
Calculate fan laws and size ducts
Fan Law Calculator allows users to input rpm, cfm, static pressure, and horsepower. Modifying one value recalculates the others. Ductulator helps size HVAC ducts by inputting shape, dimensions, air temperature, elevation, and roughness.







Zodiac Constellations Guide
Vito Technology Inc.
Explore signs and
Explore signs with detailed 3D models of . Rotate and zoom to view star patterns. Check dates for each sign. Compare with the night sky. Learn about traits and star positions.

Compass 54 Pro
Elen Bekzadyan
Real compass with location and weather.
The app displays device orientation to magnetic fields. It provides location coordinates, course, speed, altitude, weather information, date, time, and map views.

Graphing Calculator
Sarah Ragab
Six calculators in one app.
The app offers six calculator types including graphing, handwriting, and scientific functions. It displays equations and results simultaneously, supporting equation solving and graph plotting.
How we rank alternatives
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