# Maths Formulas Lite vs Trigonometry calc

The clearest difference is review sentiment: Maths Formulas Lite at 85% against Trigonometry calc's 0%. Maths Formulas Lite also leads on rating (4.6 vs 3.0) and in-app purchases (none vs 1). On price, update cadence, device support and iOS requirement there is nothing between them.

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

Maths Formulas Lite holds the better App Store score, 4.6 against 3.0. That said, the two scores are not equally well evidenced: Maths Formulas Lite has 100 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 85% of Maths Formulas Lite's written reviews are positive against 0% of Trigonometry calc's.

Maths Formulas Lite ships an update every 2 months, Trigonometry calc every 3 months. The most recent releases landed on September 22, 2026 and September 6, 2026 respectively.

## The numbers

| Metric | Maths Formulas Lite | Trigonometry calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (100 ratings)](https://appshunter.io/ios/app/maths-formulas-lite/id645431389/reviews)** | [3.0 (2 ratings)](https://appshunter.io/ios/app/trigonometry-calc/id1306864057/reviews) |
| Number of ratings | **100** | 2 |
| Positive reviews | **85.0% of reviews** | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 56 MB | 10 MB |
| Requires iOS | **15.1** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NSC CO. PTY LTD](https://appshunter.io/developer/579522076) | [Bo Kalvslund](https://appshunter.io/developer/572272193) |

## What reviewers say

### Maths Formulas Lite

[App page](https://appshunter.io/ios/app/maths-formulas-lite/id645431389)

Access a comprehensive collection of basic and advanced mathematical formulas across various subjects like algebra, geometry, and calculus. This app offers tools for calculations, unit conversions, and allows users to save favorite formulas and add custom notes. It supports a wide range of languages and is suitable for students and professionals.

**Highlights:** Extensive formula library, Geometry shape calculators, Equation root finder, Unit conversion tools, Favorite formulas folder, Search function, Multi-language support

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

**In-app purchases:** none


### 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 |


## Frequently asked questions

### Is Maths Formulas Lite free?

Maths Formulas Lite is free to download, with no in-app purchases.

### Is Trigonometry calc free?

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

### Which has better reviews, Maths Formulas Lite or Trigonometry calc?

Maths Formulas Lite is rated higher. Maths Formulas Lite averages 4.6 out of 5 from 100 ratings, while Trigonometry calc averages 3.0 from 2 ratings.

### Do Maths Formulas Lite or Trigonometry calc have ads?

Trigonometry calc shows ads; Maths Formulas Lite does not.

### Which is updated more often, Maths Formulas Lite or Trigonometry calc?

Maths Formulas Lite ships an update every 2 months, and Trigonometry calc every 3 months. Most recently, Maths Formulas Lite was updated on September 22, 2026 and Trigonometry calc on September 6, 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.*