# Unit Converter Calculator Pro vs Unit Convert

The clearest difference is ads: Unit Convert at none against Unit Converter Calculator Pro's shown. Unit Convert also leads on monetization model (free vs free with in-app purchases) and review sentiment (100% vs 76%). Unit Converter Calculator Pro's advantage is ratings volume (992 vs 15) and update cadence (monthly vs every 3 months). On price, rating, in-app purchases and device support there is nothing between them.

Both are free to download. Unit Converter Calculator Pro sells 4 one-off in-app purchases and Unit Convert sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for Unit Converter Calculator Pro against 4.6 for Unit Convert. That said, the two scores are not equally well evidenced: Unit Converter Calculator Pro has 992 ratings behind it against 15, so its average is the more settled of the two. Written reviews are what separate them: 76% of Unit Converter Calculator Pro's written reviews are positive against 100% of Unit Convert's.

Unit Converter Calculator Pro ships an update monthly, Unit Convert every 3 months. The most recent releases landed on October 22, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Unit Converter Calculator Pro | Unit Convert |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (992 ratings)](https://appshunter.io/ios/app/unit-converter-calculator-pro/id1343845631/reviews)** | [4.6 (15 ratings)](https://appshunter.io/ios/app/unit-convert/id1590954132/reviews) |
| Number of ratings | **992** | 15 |
| Positive reviews | 76.2% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 3 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 37 MB | 3 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPad, iPod, Apple Watch | iPhone, iPad, iPod, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Rome Rock LLC](https://appshunter.io/developer/1190244007) | [River Right Ltd](https://appshunter.io/developer/1515869956) |

## What reviewers say

### Unit Converter Calculator Pro

[App page](https://appshunter.io/ios/app/unit-converter-calculator-pro/id1343845631)

Easily convert between metric and imperial units for a wide range of measurements including area, speed, temperature, and weight. Supports scientific prefixes and offers a history of your conversions. No internet connection required.

**Highlights:** Metric to Imperial unit conversion, Imperial to Metric unit conversion, Area, speed, temperature, volume, weight conversions, Scientific prefixes support, Conversion history, Offline functionality

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads & Unlock Themes | $2.99 | one-time |
| Remove Ads & Unlock Themes 1 | $4.99 | one-time |
| Remove Ads & Unlock Themes 2 | $6.99 | one-time |
| Remove Ads & Unlock Themes 3 | $9.99 | one-time |

**What reviewers like**

- 🚀 Easy & accurate
- 🚀 Excellent Tool
- 👍 Goog for social
- 👍 Excelente para mi trabajo
- 👍 Sencillez

**What reviewers complain about**

- 👎 Hard to use interface
- 👎 Lacks pressure units
- 👎 No reverse button
- 👎 Metric to imperial format not user-friendly

**Reported bugs**

- 🐛 Changing to something else

**Requested features**

- 💡 Favorite conversations
- 💡 Color-coded sections
- 💡 Money conversion


### Unit Convert

[App page](https://appshunter.io/ios/app/unit-convert/id1590954132)

This utility app offers seamless unit conversions without ads or accounts. It supports offline use, custom units, and precise fractional inch conversions, making it a powerful tool for everyday and professional needs.

**Highlights:** Ad-free and account-free operation, 100% offline functionality, Custom unit creation, Fractional inch conversion with selectable precision, Feet-inches to metric conversion, Integrated calculator for fractions, Live exchange rates (cached offline)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Exchange Rates | $0.99 | one-time |


## Frequently asked questions

### Is Unit Converter Calculator Pro free?

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

### Is Unit Convert free?

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

### Which has better reviews, Unit Converter Calculator Pro or Unit Convert?

Unit Converter Calculator Pro is rated higher. Unit Converter Calculator Pro averages 4.7 out of 5 from 992 ratings, while Unit Convert averages 4.6 from 15 ratings.

### Do Unit Converter Calculator Pro or Unit Convert have ads?

Unit Converter Calculator Pro shows ads; Unit Convert does not.

### Which is updated more often, Unit Converter Calculator Pro or Unit Convert?

Unit Converter Calculator Pro ships an update monthly, and Unit Convert every 3 months. Most recently, Unit Converter Calculator Pro was updated on October 22, 2026 and Unit Convert on October 24, 2026.

---

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