# Triangle & Angle calculator vs Isosceles Triangle

The clearest difference is update cadence: Isosceles Triangle at every 3 weeks against Triangle & Angle calculator's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Triangle & Angle calculator sells 2 one-off in-app purchases and Isosceles Triangle sells 8 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Triangle & Angle calculator ships an update every 3 months, Isosceles Triangle every 3 weeks. The most recent releases landed on September 18, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Triangle & Angle calculator | Isosceles Triangle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.0 (209 ratings)](https://appshunter.io/ios/app/triangle-and-angle-calculator/id1278963382/reviews)** | — |
| Number of ratings | **209** | — |
| Positive reviews | 4.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 7 MB | 180 MB |
| Requires iOS | 15.0 | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Maxime Haeyaert](https://appshunter.io/developer/1274130669) | [Glindemann, Sennoun, Langer GbR](https://appshunter.io/developer/1024972809) |

## What reviewers say

### Triangle & Angle calculator

[App page](https://appshunter.io/ios/app/triangle-and-angle-calculator/id1278963382)

Easily solve geometry exercises and verify your calculations with this tool. It simplifies complex problems with a single click, making math more accessible.

**Highlights:** Solve geometry exercises, Check calculations, Simple click interface, Angle calculations, Formula solver

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Deleting advertisements | $0.99 | one-time |
| Detail Calculations and formul | $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 Triangle & Angle calculator free?

Triangle & Angle calculator 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 Triangle & Angle calculator or Isosceles Triangle have ads?

Neither Triangle & Angle calculator nor Isosceles Triangle shows ads.

### Which is updated more often, Triangle & Angle calculator or Isosceles Triangle?

Triangle & Angle calculator ships an update every 3 months, and Isosceles Triangle every 3 weeks. Most recently, Triangle & Angle calculator was updated on September 18, 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.*