Magna Calc vs Hubble
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Magna Calc
Calculate telescope magnification easily. Supports various eyepiece focal lengths and Barlow lens options from 1x to 5x. Essential tool for amateur and professional astronomers.
- Telescope focal length input
- Eyepiece focal length input
- Barlow lens option (1x-5x)
- Magnification calculation
- Supports millimeters
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Astronomers often need to calculate the magnification derived from their telescope focal length and eyepiece. MagnaCalc provides an easy way to calculate this value for both amateur and professional astronomers. Additionally, Magna Calc provides a 2x to 5x Barlow lens option. Whether you're an amateur or professional astronomer, you'll find Magna Calc helpful in your everyday passion for astronomy. Magna Calc Features... - Telescope Focal Length (in Millimeters) - Eyepiece Focal Length (in Millimeters) - Barlow Lens Option (1x, thru 5x) - Magnification Calculation
Hubble
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With the "Hubble: Deep Space PRO" application, our aim is to provide you with the information obtained from current researches about 'the Universe' in a compact way. Here you will find many fascinating images, some of which you will want to examine in detail and some you will want to read in detail. You will have a nice user experience and obtain detailed information while navigating through the beautiful photos taken by Hubble Space Telescope. FEATURES • In the "Browse" section, you will be able to quickly browse through hundreds of photos (550+) and also read detailed information about them. • In the "SlideShow" section, you will be able to browse through hundreds of impressive photos in full screen size and feel as if you were in the orbit at that moment. If you wish, you will be able to get detailed information about these impressive sights by tapping the Info button. • In the "Gallery" section, you will be able to see all the photos impressively, show what you want in full screen and when you want to examine them in detail, you can zoom in with the help of your fingers. • For those who do not want to be contented with just beautiful photos, there are many videos (220+) in the "Videos" section. • You will get detailed information about "Deep Space Objects", • You will also find three-dimensional models in the "3D" section.
Screenshots
Verdict
The clearest difference is update cadence: Hubble at every 9 months against Magna Calc's every 37 months. Hubble also leads on device support (3 vs 1) and iOS requirement (15.6 vs 18.0). On price, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Magna Calc costs $0.99 and Hubble $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Magna Calc ships an update every 37 months, Hubble every 9 months. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.
| Parameter | Magna Calc | Hubble |
|---|---|---|
| Price | $0.99 | $0.99 |
| Rating | 3.0 (2 ratings) — better | — |
| Positive reviews | 25.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 37 months | Every 9 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 18.0 | 15.6 — better |
| Further details — not scored | ||
| Size | 1 MB | 1.7 GB |
| Age rating | 4+ | 9+ |
| Developer | Greg Paskal | Alparslan Topbas |
In-app purchases
Magna Calc
No in-app purchases
Hubble
No in-app purchases









