# Trigonometry calc vs Biolingo Plantangle

The clearest difference is in-app purchases: Biolingo Plantangle at none against Trigonometry calc's 1. Biolingo Plantangle also leads on ads (none vs shown) and iOS requirement (13.0 vs 15.6). On price and device support there is nothing between them.

Both are free to download. Trigonometry calc sells 1 one-off in-app purchase. Biolingo Plantangle asks for nothing beyond the download.

## The numbers

| Metric | Trigonometry calc | Biolingo Plantangle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/trigonometry-calc/id1306864057/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 months | — |
| Monetization | Free with in-app purchases | — |
| Size | 10 MB | 22 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Bo Kalvslund](https://appshunter.io/developer/572272193) | [Galaxyadvisors AG](https://appshunter.io/developer/1455218466) |

## What reviewers say

### Trigonometry calc

[App page](https://appshunter.io/ios/app/trigonometry-calc/id1306864057)

Calculate side lengths and angles in right-angled triangles using Pythagorean theorem and trigonometry functions. Learn basic trigonometry concepts. An optional premium version removes ads and unlocks a general triangle calculator.

**Highlights:** Calculate side lengths, Calculate angles, Pythagorean Theorem, Trigonometry functions, Learn simple trigonometry, General triangle calculator (premium)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $0.99 | one-time |


### Biolingo Plantangle

[App page](https://appshunter.io/ios/app/biolingo-plantangle/id6757673783)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Trigonometry calc free?

Trigonometry calc is free to download, with in-app purchases available.

### Is Biolingo Plantangle free?

Biolingo Plantangle is free to download, with no in-app purchases.

### Do Trigonometry calc or Biolingo Plantangle have ads?

Trigonometry calc shows ads; Biolingo Plantangle does not.

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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.*