Telescopius

Contains ads
4.4
85 reviews
Content rating
Everyone
10K+
Downloads
Content rating
Everyone
Users Interact
Learn more
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About this app

Telescopius helps you plan your visual astronomy or astrophotography sessions with a most varied set of tools - everything for free:

- Find targets for your big or small telescope, binoculars or just naked eye astronomy
- Save your frequent locations and set a custom horizon (trees, buildings, etc.)
- Check the weather for the upcoming days, including seeing
- Create custom target lists - one for home, one for your remote location, or your next vacation site, or one per month
- Use the Telescope Simulator to simulate your astrophotography or visual framing, with the most diverse settings
- Browse the huge astrophotography gallery, built by one of the finest and biggest global astrophotography community
- Create your own unlimited astrophotography profile for free

- Advanced filters that let you find very specific targets for your setup and needs - e.g. find spiral galaxies bigger than 2 arcmin, staying above 40 degrees for at least 4 hours, and at least 60 degrees away from the Moon - for that perfect amount of subs
- comets

Astronomy Planning Made Easy, 100% free.
Updated on
Feb 27, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
This app may share these data types with third parties
Personal info, Photos and videos and 3 others
This app may collect these data types
Location, Personal info and 5 others
Data is encrypted in transit
You can request that data be deleted

Ratings and reviews

4.3
75 reviews
Prasad Dharmadhikari
June 13, 2026
It is not working last few days on my tab. When I access on PC it works well.
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Telescopius
June 13, 2026
Sorry about that! I wish you would've used the contact form on the website from the PC so I could help you, instead of leaving a 1-star review, because I can write up to 350 chars here. Please go to https://telescopius.com/contact to describe your issue, and I'll be glad to help you!
Paul R
May 2, 2024
It's not really an app. It's just the website running in its own chrome instance. The UI is not optimized for mobile use. Still slightly more convenient than using the full website I guess.
2 people found this review helpful
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Telescopius
May 2, 2024
You are absolutely correct, Telescopius is a Progressive Web Application. There are still some rough edges in the mobile experience, but as you said the app is more convenient than the browser. If you could share what is it that you found difficult to use it would be really helpful. Thank you for your feedback, and clear skies :)
Duncan Evenden
April 25, 2026
Marvellous, thanks for making this, it's so useful and informative.
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What’s new

Fixed app now showing in standalone mode