Local Sidereal Time
Local Sidereal Time is made and published by Scott Spiller. AppBrain is an independent app data site and isn't affiliated with Scott Spiller. The app name, icon, screenshots and description belong to Scott Spiller and are shown as published on the App Store.
AppBrain's verdict
EstablishedLoved by users- Rating on App Store
- 4.72
- 1,066 ratings
- Last updated
- May 1, 2026
Users love it: 4.7 stars from 1,066 ratings.
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Releases
Updates seen on the App Store- Version
- 4.2
- Launched
- July 2017
No changelog data
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Technology
Found in the app by AppBrain- Price
- Free
- App size
- 20.0 MB
- Content rating
- Everyone
Technologies used by Local Sidereal Time
About the app and developer
About Local Sidereal Time
Local Sidereal Time is an utilities app developed by Scott Spiller.
User Ratings
Local Sidereal Time is rated 4.72 out of 5 stars. The rating is based on 1.1 thousand ratings.
App Information
Local Sidereal Time is freely available from the App Store. The app size is 20.05 MB. The latest version available is 4.2. The last update was on May 1, 2026.
Technical Requirements
The app has a content rating of Everyone. The app has been available on the App Store since July 2017.
Developer information for Scott Spiller
Address:
Store listing
By Scott Spiller, from the App Store
Description by Scott Spiller Written by the developer, not by AppBrain. Click to read.
Use Sidereal to:
View a live local sidereal clock based on your current location
Calculate local sidereal time manually from longitude, date, and time
Search for a city or address and see the result with map support
Generate the next 31 upcoming hits for your selected sidereal target
Schedule the next 30 days of on-device alerts
Export future times to CSV and export events to your calendar
Customize your target LST, alert timing, full-window notifications, night viewing, and map visibility
Sidereal starts with 13:30 LST as the default target, but you can change it in Settings to track any local sidereal time. The app includes a trial, with Pro unlocking continued access to advanced tools and planning features.