# Mars Info vs Isosceles Triangle PRO

The clearest difference is rating: Isosceles Triangle PRO at 5.0 against Mars Info's 4.3. Isosceles Triangle PRO also leads on price ($2.99 vs $6.99) and update cadence (monthly vs every 2 months). Mars Info's advantage is ratings volume (159 vs 2). On ads, in-app purchases and device support there is nothing between them.

Mars Info costs $6.99 and Isosceles Triangle PRO $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Isosceles Triangle PRO holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Mars Info has 159 ratings behind it against 2, so its average is the more settled of the two.

Mars Info ships an update every 2 months, Isosceles Triangle PRO monthly. Both last shipped on October 21, 2026.

## The numbers

| Metric | Mars Info | Isosceles Triangle PRO |
| --- | --- | --- |
| Price | $6.99 | **$2.99** |
| Rating | [4.3 (159 ratings)](https://appshunter.io/ios/app/mars-info/id1088383309/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/isosceles-triangle-pro/id1568944096/reviews)** |
| Number of ratings | **159** | 2 |
| Positive reviews | 41.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | **Free** | Paid |
| Size | 212 MB | 180 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | **iPhone, iPad, Mac, Apple TV** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Viktor Goltvyanytsya](https://appshunter.io/developer/556365139) | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) |

## What reviewers say

### Mars Info

[App page](https://appshunter.io/ios/app/mars-info/id1088383309)

Explore the Red Planet with an interactive 3D globe. Discover and learn about key Martian locations like volcanoes, craters, and mountains. View detailed information including size and coordinates for each point of interest.

**Highlights:** Interactive 3D globe with gesture controls, Pinpoint 80+ interesting Martian locations, Detailed information on locations, Zoom, rotate, and tilt controls, List of selectable locations

**Features:** Vision Pro support

**In-app purchases:** none


### Isosceles Triangle PRO

[App page](https://appshunter.io/ios/app/isosceles-triangle-pro/id1568944096)

Calculate all properties of an isosceles triangle, whether acute or obtuse. Input known values to see formulas and results. Supports decimals, fractions, and step-by-step solutions with history saving and sharing.

**Highlights:** Calculate all isosceles triangle quantities, Display formulas for calculations, Supports acute and obtuse triangles, Handles decimals and fractions, Step-by-step solution display, History function for saved calculations, Adjustable decimal places

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Mars Info free?

Mars Info costs $6.99, with no in-app purchases.

### Is Isosceles Triangle PRO free?

Isosceles Triangle PRO costs $2.99, with no in-app purchases.

### Which has better reviews, Mars Info or Isosceles Triangle PRO?

Isosceles Triangle PRO is rated higher. Mars Info averages 4.3 out of 5 from 159 ratings, while Isosceles Triangle PRO averages 5.0 from 2 ratings.

### Do Mars Info or Isosceles Triangle PRO have ads?

Neither Mars Info nor Isosceles Triangle PRO shows ads.

### Which is updated more often, Mars Info or Isosceles Triangle PRO?

Mars Info ships an update every 2 months, and Isosceles Triangle PRO monthly. Most recently, Mars Info was updated on October 21, 2026 and Isosceles Triangle PRO on October 21, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*