# Gear Lab vs Mix Ratio

The clearest difference is ads: Gear Lab at none against Mix Ratio's shown. Gear Lab also leads on iOS requirement (8.0 vs 12). Mix Ratio's advantage is update cadence (weekly vs every 13 months). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Gear Lab ships an update every 13 months, Mix Ratio weekly. The most recent releases landed on September 10, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | Gear Lab | Mix Ratio |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.5 (2 ratings)](https://appshunter.io/ios/app/gear-lab/id1013375198/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 13 months | **Weekly** |
| Monetization | Free | — |
| Size | 14 MB | 31 MB |
| Requires iOS | **8.0** | 12 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SpiralArm Consulting Limited](https://appshunter.io/developer/836987822) | [82Blue Ltd](https://appshunter.io/developer/1375321097) |

## What reviewers say

### Gear Lab

[App page](https://appshunter.io/ios/app/gear-lab/id1013375198)

This utility app provides calculators for setting up, producing, and checking worm, helical, and spur gears. It can be used for individual calculations or as a complete process flow from start to finish.

**Highlights:** Worm gear calculations, Helical gear calculations, Spur gear calculations, Individual calculator use, Complete process flow, Base tangent data output

**In-app purchases:** none


### Mix Ratio

[App page](https://appshunter.io/ios/app/mix-ratio/id6746357632)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Gear Lab free?

Gear Lab is free to download, with no in-app purchases.

### Is Mix Ratio free?

Mix Ratio is free to download, with no in-app purchases.

### Do Gear Lab or Mix Ratio have ads?

Mix Ratio shows ads; Gear Lab does not.

### Which is updated more often, Gear Lab or Mix Ratio?

Gear Lab ships an update every 13 months, and Mix Ratio weekly. Most recently, Gear Lab was updated on September 10, 2026 and Mix Ratio on September 17, 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.*