# Evolution Track vs Fast Convert Unit and Measure

The clearest difference is in-app purchases: Evolution Track at none against Fast Convert Unit and Measure's 9. Evolution Track also leads on ads (none vs shown). Fast Convert Unit and Measure's advantage is update cadence (weekly vs every 4 months) and iOS requirement (13.0 vs 15.0). On price and device support there is nothing between them.

Both are free to download. Fast Convert Unit and Measure sells 6 one-off in-app purchases. Evolution Track asks for nothing beyond the download.

Evolution Track ships an update every 4 months, Fast Convert Unit and Measure weekly. The most recent releases landed on September 30, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Evolution Track | Fast Convert Unit and Measure |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.4 (25 ratings)](https://appshunter.io/ios/app/fast-convert-unit-and-measure/id1487858270/reviews)** |
| Number of ratings | — | **25** |
| Positive reviews | — | 87.5% of reviews |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 4 months | **Weekly** |
| Monetization | — | Free with in-app purchases |
| Size | 120 MB | 176 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Evolution Track SA de CV](https://appshunter.io/developer/1542124537) | [Bruno Bongiovanni](https://appshunter.io/developer/911582662) |

## What reviewers say

### Evolution Track

[App page](https://appshunter.io/ios/app/evolution-track/id1139784829)

**Features:** macOS Compatibility

**In-app purchases:** none


### Fast Convert Unit and Measure

[App page](https://appshunter.io/ios/app/fast-convert-unit-and-measure/id1487858270)

Easily convert between various units and metrics with a streamlined interface. Quickly access frequently used conversions through automatic shortcuts. Supports over 130 units across 20 categories, with options to customize decimals and reorganize metrics.

**Highlights:** Automatic shortcut creation for frequent units, Customizable number of decimals, Reorganize metric shortcuts, Over 130 units in 20 categories, Streamlined and simple interface, Fast conversion tables for cooking, shoes, and more

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Tip 10% | $0.99 | one-time |
| Tip 15% | $1.99 | one-time |
| Unlock app | $1.99 | one-time |
| Tip 20% | $2.99 | one-time |
| Tip 20% | $3.99 | one-time |
| Tip 25% | $4.99 | one-time |


## Frequently asked questions

### Is Evolution Track free?

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

### Is Fast Convert Unit and Measure free?

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

### Do Evolution Track or Fast Convert Unit and Measure have ads?

Fast Convert Unit and Measure shows ads; Evolution Track does not.

### Which is updated more often, Evolution Track or Fast Convert Unit and Measure?

Evolution Track ships an update every 4 months, and Fast Convert Unit and Measure weekly. Most recently, Evolution Track was updated on September 30, 2026 and Fast Convert Unit and Measure on October 6, 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.*