Apps Like Haru - Astronomers' Toolkit for iPhone and iPad
Haru - Astronomers' Toolkit screenshots
Ranked alternatives
Showing 1–20 of 1,000 ranked alternatives.



Windy.com
Windyty, SE
Forecast weather with high-resolution models
View live weather radar and satellite imagery. Track precipitation types and lightning. Access high-resolution forecasts using advanced models. Set location-based alerts. Share weather data with others.

Live Sky
Dapperfinch Inc.
Look up celestial coordinates in real time
View coordinates for celestial bodies including planets, the Moon, the Sun, stars, and deep sky objects. Check if objects are above the horizon with a green icon. Click to access detailed information.

Racing Weather
Stephan Monette
Track and calculate density altitude
View forecasts for race tracks and custom locations. Calculate Density Altitude, Grains of Water, and HP Correction Factor. Search or add race tracks manually. Track conditions for specific locations.

The Moon: Calendar Moon Phases
Vitalii Gryniuk
Track and dates
View , rise and set times, illumination, distance, and position for any location from 0001 to 2100. Track lunar days and calculate altitude and azimuth for sunrise and sunset. Switch between English and Russian.


Speedmeter mph digital display
Unicom TOV
Track speed and distance offline
GPS speedometer displays real-time speed for driving, biking, or walking. Measure trip distance offline. Track altitude for planes. Switch between mph, km/h, and knots. Use Today Widget or Apple Watch. Adjust screen color and toggle mirror .


Speedometer ٞ
Unicom TOV
Track speed, limits, and weather
Display current speed using GPS and show speed limits via online checks. Alert when exceeding speed limits. Track weather, temperature, odometer, altitude, and average/max speed.

Astro Locator
Progress Concepts Limited
Align telescope, track stars, polar align
Helps users find Polaris or Sigma Octantis for polar alignment. It displays current direction, elevation, latitude, longitude, and altitude. Users can check alignment status and adjust setup accordingly.

NOAA Weather & Tides
Pandamonium Software LLC
Track and forecasts worldwide
Get real-time updates for any location worldwide. View 7-day forecasts and current conditions. Access hyperlocal point forecasts based on altitude and location. Track patterns and historical data. Share forecasts with others.

Deluxe Moon Pro • App & Widget
Sergey Vdovenko
Track phases and lunar events
Track lunar phases, moonrise and moonset times, and eclipse predictions. View detailed maps and surface features. Adjust settings for photography with exposure and focus guides. Access astronomical data and cultural lunar calendars.

Local Weather Radar & Forecast
doapp, inc
Track and traffic in real time
View forecasts with satellite maps and Doppler . Check hourly temperatures and hurricane alerts from NOAA. Access live traffic updates and emergency transit alerts. Track current sun position and daily history.

Speedometer ⊲
Unicom TOV
Track speed, distance, and altitude
GPS tracks current speed, distance, and altitude. Displays average and maximum speed. Shows speed limits in real time. Supports mph, km/h, and knots. Measures travel time and battery level. Works offline.

Current Altitude
Hearn Apps, LLC
Companion for hiking camping climbing flying
The app uses the device's GPS to save and display locations. Users can share their location and altitude with friends.

The Sun: Sunrise sunset Times
Vitalii Gryniuk
Track , , and UV index
Track and , twilight periods, and UV index for any location. View first and last light . Monitor daylength and differences. Display sun position with azimuth, altitude, sidereal time, right ascension, declination, and distance to .

Speedmeter +
Unicom TOV
Track speed and distance offline
Track speed and distance in miles and kilometers. Monitor real-time speed and display maximum and average speeds. Check speed limits and receive warnings for speed and red light cameras. Access offline maps and view weather conditions.

Xasteria: Astronomy Weather
Dimitrios Kechagias
Track and astro events
Access real-time data and satellite imagery from multiple sources including Clear Sky Charts, Clear Outside, Meteoblue, Windy, Astrospheric, and Sat24. View water vapor images and track wind patterns.

LunaSolCal
Volker Vocking
Track sunrise, sunset, and twilight times
Calculate sunrise, sunset, moonrise, and moonset times for your location. Track solar noon, day length, and equation of time. View declination, twilight phases, and azimuth angles. Monitor seasonal dates, solstices, and equinoxes.
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