# Unit Converter vs Beautiful Trigonometry

The clearest difference is ads: Beautiful Trigonometry at none against Unit Converter's shown. On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Unit Converter sells 2 in-app purchases, starting at $1.99 per year and Beautiful Trigonometry sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Unit Converter ships an update every 6 months, Beautiful Trigonometry every 4 months. The most recent releases landed on November 2, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Unit Converter | Beautiful Trigonometry |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (10 ratings)](https://appshunter.io/ios/app/unit-converter-measurements/id1084218646/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 6 months | **Every 4 months** |
| Monetization | Free with in-app purchases | — |
| Size | 8 MB | 14 MB |
| Requires iOS | 18.0 | **17.6** |
| Devices | **iPhone, iPad, Apple TV** | iPhone, iPad |
| Age rating | 9+ | 4+ |
| Developer | [Zbigniew Osada](https://appshunter.io/developer/911447642) | [Tomasz Rygula](https://appshunter.io/developer/879228654) |

## What reviewers say

### Unit Converter

[App page](https://appshunter.io/ios/app/unit-converter-measurements/id1084218646)

This tool helps you quickly and accurately convert between various measurement units for length, temperature, data, and more. Its user-friendly interface makes complex conversions simple for engineers, students, and daily use.

**Highlights:** Converts length, temperature, and data transmission rates, Supports pressure, time, frequency, and energy units, Includes density, inductance, and magnetic induction, Handles mass, power, volume, and area, Calculates speed and temperature, User-friendly interface

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Annual Premium | $1.99 | per year |
| Full Version | $5.99 | one-time |


### Beautiful Trigonometry

[App page](https://appshunter.io/ios/app/beautiful-trigonometry/id6746460113)

**Features:** macOS Compatibility, Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Trigonometry Access | $3.99 | one-time |


## Frequently asked questions

### Is Unit Converter free?

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

### Is Beautiful Trigonometry free?

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

### Do Unit Converter or Beautiful Trigonometry have ads?

Unit Converter shows ads; Beautiful Trigonometry does not.

### Which is updated more often, Unit Converter or Beautiful Trigonometry?

Unit Converter ships an update every 6 months, and Beautiful Trigonometry every 4 months. Most recently, Unit Converter was updated on November 2, 2026 and Beautiful Trigonometry on November 5, 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.*