# Geometry!! vs Isosceles Triangle

The clearest difference is ads: Isosceles Triangle at none against Geometry!!'s shown. Isosceles Triangle also leads on update cadence (every 3 weeks vs every 7 months) and iOS requirement (15.0 vs 26.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Geometry!! sells 2 in-app purchases, starting at $0.99 per year and Isosceles Triangle sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Geometry!! ships an update every 7 months, Isosceles Triangle every 3 weeks. The most recent releases landed on August 3, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Geometry!! | Isosceles Triangle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (56 ratings)](https://appshunter.io/ios/app/geometry/id914997126/reviews)** | — |
| Number of ratings | **56** | — |
| Positive reviews | 66.7% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 7 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 57 MB | 180 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [Zbigniew Osada](https://appshunter.io/developer/911447642) | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) |

## What reviewers say

### Geometry!!

[App page](https://appshunter.io/ios/app/geometry/id914997126)

Learn geometry with interactive 2D and 3D visualizations. This app offers automatic calculations for area, perimeter, and volume, along with trigonometric values. It's designed for students, teachers, and math enthusiasts to make learning math engaging and accessible.

**Highlights:** Interactive 3D visualizations, 2D and 3D shape details, Automatic area, perimeter, volume calculations, Trigonometric values, Modern, optimized interface

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Yearly | $0.99 | per year |
| Lifetime | $1.99 | one-time |


### Isosceles Triangle

[App page](https://appshunter.io/ios/app/isosceles-triangle/id1568944138)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| +30 User Tokens | $0.29 | one-time |
| +1 Convenience Token / 6h, max. +2 | $0.59 | one-time |
| +150 User Tokens | $0.99 | one-time |
| +2 Convenience Tokens / 6h, max. +4 | $0.99 | one-time |
| +300 User Tokens | $1.49 | one-time |
| +4 Convenience Tokens / 6h, max. +8 | $1.59 | one-time |
| Remove Ads | $2.99 | one-time |
| Lifetime Access | $2.99 | one-time |


## Frequently asked questions

### Is Geometry!! free?

Geometry!! is free to download, with in-app purchases available.

### Is Isosceles Triangle free?

Isosceles Triangle is free to download, with in-app purchases available.

### Do Geometry!! or Isosceles Triangle have ads?

Geometry!! shows ads; Isosceles Triangle does not.

### Which is updated more often, Geometry!! or Isosceles Triangle?

Geometry!! ships an update every 7 months, and Isosceles Triangle every 3 weeks. Most recently, Geometry!! was updated on August 3, 2026 and Isosceles Triangle on September 24, 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.*