# Trigonometric Calculation vs Geometry Calc+Shapes

The clearest difference is in-app purchases: Trigonometric Calculation at none against Geometry Calc+Shapes's 1. Trigonometric Calculation also leads on update cadence (every 6 weeks vs every 7 months) and iOS requirement (15.5 vs 18.4). Geometry Calc+Shapes's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Geometry Calc+Shapes sells 1 in-app purchase, starting at $7.99 per month. Trigonometric Calculation asks for nothing beyond the download.

Trigonometric Calculation ships an update every 6 weeks, Geometry Calc+Shapes every 7 months. The most recent releases landed on October 13, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Trigonometric Calculation | Geometry Calc+Shapes |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 6 weeks** | Every 7 months |
| Size | 5 MB | 5 MB |
| Requires iOS | **15.5** | 18.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | +4 |
| Developer | [Risako Asai](https://appshunter.io/developer/1671273580) | [Jun Yamabe](https://appshunter.io/developer/1732682049) |

## What reviewers say

### Trigonometric Calculation

[App page](https://appshunter.io/ios/app/trigonometric-calculation/id1636196284)

**Features:** macOS Compatibility

**In-app purchases:** none


### Geometry Calc+Shapes

[App page](https://appshunter.io/ios/app/geometry-calc-plus-shapes/id6754565543)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $7.99 | per month |


## Frequently asked questions

### Is Trigonometric Calculation free?

Trigonometric Calculation is free to download, with no in-app purchases.

### Is Geometry Calc+Shapes free?

Geometry Calc+Shapes is free to download, with in-app purchases available.

### Do Trigonometric Calculation or Geometry Calc+Shapes have ads?

Trigonometric Calculation shows ads; Geometry Calc+Shapes does not.

### Which is updated more often, Trigonometric Calculation or Geometry Calc+Shapes?

Trigonometric Calculation ships an update every 6 weeks, and Geometry Calc+Shapes every 7 months. Most recently, Trigonometric Calculation was updated on October 13, 2026 and Geometry Calc+Shapes on October 12, 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.*