What's New

This app has been updated by Apple to display the Apple Watch app icon.

- iOS11 & iPhone X support
- Performance optimization (10% faster)
- Reduce app size

App Description

--- Video on YouTube: http://tiny.cc/starvideo ---
--- Thank you all my dear users to make big success of StarTracker, please leave a review or rating if you love this application!
--- TOP 5 Education app in 31 countries when FREE!

It's so excited to introduce you the best star gazing app on iOS! This app has a super reaction speed and high accuracy, you must try it out and see how fast it is ;)

Just hold up and point the device at the sky to see what stars, constellations and deep sky objects you are looking at in realtime. Full utilization of the build-in gyroscope, digital compass and accelerometer drive the best user experience.

Features:
• Augmented Reality Star Gazing with gyroscope! Just hold up the device.
• Sun, Moon, planets and 8000+ stars visible to the naked eyes.
• 88 Constellations & 100+ deep sky objects with magnificent graphics.
• All data is offline!
• Search and Lock the objects in Solar system, 12 Zodiac Constellations, 88 Constellations, Deep Sky Objects and Famous Stars.
• 3D compass in AR mode, indicate position of objects your searched.
• Location auto set by GPS, or set manually.
• Time Machine. Time and date can be adjusted smoothly.
• Capture a screenshot and share with your friends on Facebook, Twitter or save to Photos. (Only share to Twitter on iOS5)
• Smooth motion flow and quick response which is realized by cutting edge signal processing technique.
• Superb high quality graphic display by enabling the retina display of the device and the full screen anti-aliasing technology employment.

Usage:
• Buttom Right: Hide/Show Main Setting Menu, settings for name display, constellation, deep sky object, night mode, star amount and grid mode.
• Top Right: Search Menu (Solar system, 12 Zodiac and 88 Constellations, Deep Sky Object and Famous Stars)
• Top Left: Location Menu, choose location from a world map.
• Top bar: Time Machine Menu, adjust any time/date.
• Buttom Left: AR Compass indicator in AR track mode, pan the screen to enter un-track mode and click track button to back.

Tips:
• When search any object under un-track mode, it will be locked at the center of the screen, then user can adjust time/date to see changes of the related sky.
• When under un-track mode, just lift up the screen and point it to the sky to enter AR track mode.

iPhone Screenshots

(click to enlarge)

StarTracker - Mobile SkyMap screenshot 1 StarTracker - Mobile SkyMap screenshot 2 StarTracker - Mobile SkyMap screenshot 3 StarTracker - Mobile SkyMap screenshot 4 StarTracker - Mobile SkyMap screenshot 5

App Changes

  • November 24, 2011 Price decrease: $2.99 -> $0.99
  • November 26, 2011 Price increase: $0.99 -> $2.99
  • December 29, 2011 Price decrease: $2.99 -> $0.99
  • December 31, 2011 Price increase: $0.99 -> $2.99
  • June 03, 2012 Price decrease: $2.99 -> $0.99
  • June 06, 2012 Price increase: $0.99 -> $2.99
  • November 28, 2012 New version 1.5
  • December 01, 2012 Price decrease: $2.99 -> FREE!
  • December 03, 2012 Price increase: FREE! -> $2.99
  • May 04, 2013 Price decrease: $2.99 -> $0.99
  • May 05, 2013 Price increase: $0.99 -> $2.99
  • October 06, 2013 New version 1.6
  • September 01, 2014 Price decrease: $2.99 -> FREE!
  • September 02, 2014 Price increase: FREE! -> $2.99
  • February 15, 2015 New version 1.8.8
  • December 20, 2015 New version 1.9.0
  • January 02, 2016 Price decrease: $2.99 -> FREE!
  • January 03, 2016 Price increase: FREE! -> $2.99
  • December 15, 2016 New version 1.9.11
  • June 15, 2019 New version 1.9.17