86+ iOS apps curated and reviewed
The best sidereal time apps on iPhone average 4.3★ across 86+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.
| # | 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 |  | $2.99 | — | No | No | Aug 2026 |
| 5 |  | Free | 4.5★ (30) | No | Yes | Jul 2026 |
| 6 |  | Free | 5.0★ (1) | No | Yes | Aug 2026 |
| 7 |  | Free | 3.7★ (3) | No | No | May 2026 |
| 8 |  | Free | 2.9★ (9) | No | No | Aug 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.
Explore humanity's oldest calendar, based on the heliacal rising of Sirius. This app syncs with your phone, allows event scheduling, and educates on Divinities and Holy Days. Reconnect with ancient culture through astronomical accuracy.
This metronome app is designed for musicians to improve their daily practice. It offers essential tools like BPM adjustment, time signature settings, and clear visual feedback to help users maintain focus and rhythm. Enjoy uninterrupted practice with background audio support.
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.
This app provides detailed astrological charts, predictions, and compatibility reports. It supports various Indian astrological systems and offers insights into planetary influences and doshas. Users can also access an online shop for astrological items.
This utility app displays the current time based on your geographical longitude. It calculates local mean time and true solar time, accounting for the Equation of Time and daylight saving. It also shows the difference between your real time and standard clock time.
Explore your birth chart and gain insights into your life and future through detailed horoscopes. Understand planetary influences, check compatibility, and discover astrological events with this comprehensive astrology app.
This app offers comprehensive Indian/Vedic astrology charting with high-precision calculations. It provides tools for transit charts, chart management, and detailed astrological data like divisional charts, dashas, and panchang. Perform chart readings on the go with extensive customization options.
Convert between standard calendar dates and Julian dates. Supports 5-digit and full Julian date formats, including time. Also allows conversion from Julian dates back to calendar dates.
Explore astrological insights with personalized horoscopes, synastry charts, and planetary transit information. Understand relationship dynamics, future events, and gain guidance through tarot readings. Offers a free core experience with optional subscriptions for advanced features.
This app allows users to simulate time running backward on command, creating the illusion of reversing time. It can be used as a standalone magic trick or integrated with various existing magic routines.
This app provides a detailed Hindu calendar and Vedic astrology information. It includes daily Panchang details, festival listings, and astrological calculations like Kundali generation and horoscope matching.
This app displays an analog clock showing variable Jewish hours based on your location, adjusting automatically as you move. It helps users live by these times for daily Jewish life, including Shabbat and special events. Optional purchases unlock advanced configuration and continuous display features.
This app provides accurate Vedic timings for Hora and Choghadiya, helping users plan their day according to auspicious periods. It offers multi-language support and a user-friendly interface for astrology enthusiasts and daily planners.