# Unit Converter $ vs Beautiful Trigonometry

The clearest difference is ads: Beautiful Trigonometry at none against Unit Converter $'s shown. Beautiful Trigonometry also leads on iOS requirement (17.6 vs 26.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Unit Converter $ sells 1 one-off in-app purchase 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 3 months. The most recent releases landed on October 9, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Unit Converter $ | Beautiful Trigonometry |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.9 (10 ratings)](https://appshunter.io/ios/app/unit-converter/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 3 months** |
| Monetization | Free with in-app purchases | — |
| Size | 9 MB | 8 MB |
| Requires iOS | 26.0 | **17.6** |
| Devices | iPhone, iPad | 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/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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $1.99 | 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 | $1.99 | 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 3 months. Most recently, Unit Converter $ was updated on October 9, 2026 and Beautiful Trigonometry on September 18, 2026.

---

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