# Trigonometry for Beginners vs SOH CAH TOA

The clearest difference is price: Trigonometry for Beginners at Free against SOH CAH TOA's $0.99. SOH CAH TOA's advantage is in-app purchases (none vs 1) and ads (none vs shown). On update cadence, device support and iOS requirement there is nothing between them.

Trigonometry for Beginners is free to download; SOH CAH TOA costs $0.99 up front. Trigonometry for Beginners sells 1 one-off in-app purchase. SOH CAH TOA asks for nothing beyond the download.

Trigonometry for Beginners ships an update every 5 months, SOH CAH TOA every 3 months. The most recent releases landed on November 4, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Trigonometry for Beginners | SOH CAH TOA |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | **[4.6 (35 ratings)](https://appshunter.io/ios/app/trigonometry-for-beginners/id6741252065/reviews)** | — |
| Number of ratings | **35** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 3 months** |
| Monetization | Free with in-app purchases | — |
| Size | 12 MB | 8 MB |
| Requires iOS | **17.6** | 18.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Aswian Editri Sutriandi](https://appshunter.io/developer/1791663083) | [Laurence Stone](https://appshunter.io/developer/1702094763) |

## What reviewers say

### Trigonometry for Beginners

[App page](https://appshunter.io/ios/app/trigonometry-for-beginners/id6741252065)

Master trigonometry with interactive lessons and exercises designed for beginners. This app offers step-by-step explanations, fun challenges, and instant feedback to build your confidence from basic angles to word problems.

**Highlights:** Tailored for beginners, Interactive step-by-step lessons, Fun and challenging exercises, Instant feedback on answers, Progressive difficulty levels, Covers angles, right triangles, ratios, and word problems

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |


### SOH CAH TOA

[App page](https://appshunter.io/ios/app/soh-cah-toa/id6742157017)

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

**In-app purchases:** none


## Frequently asked questions

### Is Trigonometry for Beginners free?

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

### Is SOH CAH TOA free?

SOH CAH TOA costs $0.99, with no in-app purchases.

### Do Trigonometry for Beginners or SOH CAH TOA have ads?

Trigonometry for Beginners shows ads; SOH CAH TOA does not.

### Which is updated more often, Trigonometry for Beginners or SOH CAH TOA?

Trigonometry for Beginners ships an update every 5 months, and SOH CAH TOA every 3 months. Most recently, Trigonometry for Beginners was updated on November 4, 2026 and SOH CAH TOA on October 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*