# Visual Trig Func vs Ezy Trigonometry

The clearest difference is rating: Ezy Trigonometry at 2.5 against Visual Trig Func's 1.0. Ezy Trigonometry also leads on in-app purchases (none vs 1) and ads (none vs shown). Visual Trig Func's advantage is review sentiment (61% vs 22%). 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. Ezy Trigonometry asks for nothing beyond the download.

Ezy Trigonometry holds the better App Store score, 2.5 against 1.0. That said, the two scores are not equally well evidenced: Ezy Trigonometry has 44 ratings behind it against 2, so its average is the more settled of the two. Written reviews complicate that: 61% of Visual Trig Func's written reviews are positive against 22% of Ezy Trigonometry's, so the app with the better star average is not the one people write more warmly about.

Visual Trig Func ships an update every 5 months, Ezy Trigonometry every 3 months. The most recent releases landed on June 1, 2026 and June 10, 2026 respectively.

## The numbers

| Metric | Visual Trig Func | Ezy Trigonometry |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (2 ratings)](https://appshunter.io/ios/app/visual-trig-func/id645214237/reviews) | **[2.5 (44 ratings)](https://appshunter.io/ios/app/ezy-trigonometry/id654848143/reviews)** |
| Number of ratings | 2 | **44** |
| Positive reviews | **61.1% of reviews** | 21.6% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 3 months** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 4 MB | 5 MB |
| Requires iOS | 14.0 | **7.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [yukihiro fujita](https://appshunter.io/developer/537078708) | [KGiants](https://appshunter.io/developer/558271022) |

## 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 |


### Ezy Trigonometry

[App page](https://appshunter.io/ios/app/ezy-trigonometry/id654848143)

This app serves as a comprehensive trigonometry learning tool for students. It features an interactive unit circle, a table of exact trigonometric ratios, and a handbook of formulas to aid understanding.

**Highlights:** Interactive unit circle, Exact trigonometric ratios table, Handbook of trigonometric formulas, Flexible settings (radians/degrees), Angle snapping, iPhone/iPad support

**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 Ezy Trigonometry free?

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

### Which has better reviews, Visual Trig Func or Ezy Trigonometry?

Ezy Trigonometry is rated higher. Visual Trig Func averages 1.0 out of 5 from 2 ratings, while Ezy Trigonometry averages 2.5 from 44 ratings.

### Do Visual Trig Func or Ezy Trigonometry have ads?

Visual Trig Func shows ads; Ezy Trigonometry does not.

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

Visual Trig Func ships an update every 5 months, and Ezy Trigonometry every 3 months. Most recently, Visual Trig Func was updated on June 1, 2026 and Ezy Trigonometry on June 10, 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.*