# Trigonometric vs Visual Trig Func

The clearest difference is in-app purchases: Trigonometric at none against Visual Trig Func's 1. Trigonometric also leads on ads (none vs shown) and iOS requirement (8.1 vs 14.0). On price, update cadence and device support there is nothing between them.

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

Trigonometric ships an update every 4 months, Visual Trig Func every 5 months. The most recent releases landed on September 18, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Trigonometric | Visual Trig Func |
| --- | --- | --- |
| 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 | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 4 months** | Every 5 months |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 4 MB |
| Requires iOS | **8.1** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [hirenkumar patel](https://appshunter.io/developer/393288416) | [F-NET Apps](https://appshunter.io/developer/537078708) |

## What reviewers say

### Trigonometric

[App page](https://appshunter.io/ios/app/trigonometric/id536651720)

**Features:** macOS Compatibility

**In-app purchases:** none


### 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, Vision Pro support

**In-app purchases (1)**

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


## Frequently asked questions

### Is Trigonometric free?

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

### Is Visual Trig Func free?

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

### Do Trigonometric or Visual Trig Func have ads?

Visual Trig Func shows ads; Trigonometric does not.

### Which is updated more often, Trigonometric or Visual Trig Func?

Trigonometric ships an update every 4 months, and Visual Trig Func every 5 months. Most recently, Trigonometric was updated on September 18, 2026 and Visual Trig Func on October 4, 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.*