# Visual Trig Func vs Animal math training

The clearest difference is in-app purchases: Animal math training at none against Visual Trig Func's 1. Animal math training also leads on update cadence (fortnightly vs every 5 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Visual Trig Func sells 1 one-off in-app purchase. Animal math training asks for nothing beyond the download.

Visual Trig Func ships an update every 5 months, Animal math training fortnightly. The most recent releases landed on June 1, 2026 and May 15, 2026 respectively.

## The numbers

| Metric | Visual Trig Func | Animal math training |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (2 ratings)](https://appshunter.io/ios/app/visual-trig-func/id645214237/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 61.1% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | Every 5 months | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 4 MB | 266 MB |
| Requires iOS | **14.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [yukihiro fujita](https://appshunter.io/developer/537078708) | [Shoichi Imamura](https://appshunter.io/developer/603378476) |

## What reviewers say

### Visual Trig Func

[App page](https://appshunter.io/ios/app/visual-trig-func/id645214237)

This app visually demonstrates trigonometric functions, making them easier to understand and calculate. It offers interactive tools for exploring values, viewing wave graphs, and accessing lists of trigonometric ratios. Ideal for students and educators seeking a clearer grasp of trigonometry.

**Highlights:** Visual trigonometric functions, Interactive radius and angle manipulation, Comprehensive lists of trig ratios, Wave graph visualizations, Adjustable values via text fields, Tap-to-check degree and value functionality

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Add Calculation 360!   (You can calc trig functions for over 90 degrees.) | $0.99 | one-time |


### Animal math training

[App page](https://appshunter.io/ios/app/animal-math-training/id6739468187)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Visual Trig Func free?

Visual Trig Func is free to download, with in-app purchases available.

### Is Animal math training free?

Animal math training is free to download, with no in-app purchases.

### Do Visual Trig Func or Animal math training have ads?

Both Visual Trig Func and Animal math training show ads.

### Which is updated more often, Visual Trig Func or Animal math training?

Visual Trig Func ships an update every 5 months, and Animal math training fortnightly. Most recently, Visual Trig Func was updated on June 1, 2026 and Animal math training on May 15, 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.*