250+ iOS apps curated and reviewed
Every iPhone needs a few good local sidereal time apps. We benchmark 250+ of them on App Store rating, freshness, and pricing, then surface the standouts so you don't have to scroll the App Store yourself.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.7★ (1.1K) | No | Yes | Aug 2026 |
| 2 |  | Free | 3.8★ (10) | No | No | Jul 2026 |
| 3 |  | Free | 4.2★ (17) | No | No | May 2026 |
| 4 |  | Free | — | No | No | May 2026 |
| 5 |  | Free | 3.7★ (3) | No | No | May 2026 |
| 6 |  | Free | — | No | No | May 2026 |
| 7 |  | Free | — | No | Yes | Aug 2026 |
| 8 |  | Free | — | Yes | No | May 2026 |
This app calculates local sidereal time, a system astronomers use to locate celestial objects. It can also be used for personal development, with studies suggesting increased psychic abilities during specific sidereal times. The pro version offers advanced features like notifications and map-based calculations.
This utility app displays local sidereal time for registered locations on iOS, iPadOS, and watchOS. It can also calculate sidereal time and Julian Date for any date and time, and sync locations between devices.
This app provides essential astronomy-related time data, including Julian Date, Universal Time, and Sidereal Time calculated using your device's location. It features a night-vision friendly red display and pop-up descriptions for easy understanding.
This utility app displays time in various formats, including Julian, Sidereal, and GMT. It offers always-on display options, moon and meteor shower information, and customizable clock configurations. Widgets and a watchOS app are also supported for enhanced functionality.
Visualize global time zones with a 3D Earth and Moon. This app displays local times for over 460 cities and offers a 3D/2D map view. It supports numerous system languages and provides detailed country and region information.
Visualize day/night cycles and working hours across different cities with an interactive timeline. Receive custom notifications for sunrise and sunset. Manually adjust work hours for precise scheduling.
Displays the current time and sky color for cities worldwide. Track sunrise, sunset, and twilight times, along with sun position and city coordinates. Offers detailed sky color changes over time.