# + Unide vs Just Fuel

The clearest difference is update cadence: + Unide at every 3 weeks against Just Fuel's every 3 months. + Unide also leads on device support. Just Fuel's advantage is iOS requirement (15.6 vs 17.6). On price and in-app purchases there is nothing between them.

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

+ Unide ships an update every 3 weeks, Just Fuel every 3 months. The most recent releases landed on October 5, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | + Unide | Just Fuel |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | — |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Size | 26 MB | 57 MB |
| Requires iOS | 17.6 | **15.6** |
| Devices | **iPhone, iPad** | — |
| Age rating | 17+ | 17+ |
| Developer | [Dinamic Area Software S.L](https://appshunter.io/developer/542653302) | [Alvic Servicomput](https://appshunter.io/developer/1068554175) |

## What reviewers say

### + Unide

[App page](https://appshunter.io/ios/app/plus-unide/id1628085652)

**Features:** macOS Compatibility

**In-app purchases:** none


### Just Fuel

[App page](https://appshunter.io/ios/app/just-fuel/id6755193299)

**In-app purchases:** none


## Frequently asked questions

### Is + Unide free?

+ Unide is free to download, with no in-app purchases.

### Is Just Fuel free?

Just Fuel is free to download, with no in-app purchases.

### Which is updated more often, + Unide or Just Fuel?

+ Unide ships an update every 3 weeks, and Just Fuel every 3 months. Most recently, + Unide was updated on October 5, 2026 and Just Fuel on October 2, 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.*