# Maths Formulas Lite vs StudyKiln

The clearest difference is in-app purchases: Maths Formulas Lite at none against StudyKiln's 3. Maths Formulas Lite also leads on iOS requirement (15.1 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. StudyKiln sells 3 in-app purchases, starting at $5.99 per month. Maths Formulas Lite asks for nothing beyond the download.

Maths Formulas Lite ships an update every 2 months, StudyKiln every 3 months. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Maths Formulas Lite | StudyKiln |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (100 ratings)](https://appshunter.io/ios/app/maths-formulas-lite/id645431389/reviews)** | — |
| Number of ratings | **100** | — |
| Positive reviews | 85.6% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free | — |
| Size | 56 MB | 53 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [NSC CO. PTY LTD](https://appshunter.io/developer/579522076) | [Rob Rightmyer](https://appshunter.io/developer/285332279) |

## 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


### StudyKiln

[App page](https://appshunter.io/ios/app/studykiln-recall-cards/id6790540375)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| N05-StudyKiln Monthly | $5.99 | per month |
| N05-StudyKiln Yearly | $29.99 | per year |
| N05-StudyKiln Lifetime | $59.99 | one-time |


## Frequently asked questions

### Is Maths Formulas Lite free?

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

### Is StudyKiln free?

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

### Do Maths Formulas Lite or StudyKiln have ads?

Neither Maths Formulas Lite nor StudyKiln shows ads.

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

Maths Formulas Lite ships an update every 2 months, and StudyKiln every 3 months. Most recently, Maths Formulas Lite was updated on November 6, 2026 and StudyKiln on October 31, 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.*