# letgo jump vs Unit 404!

The clearest difference is in-app purchases: Unit 404! at none against letgo jump's 5. letgo jump's advantage is update cadence (every 4 months vs every 14 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. letgo jump sells 5 one-off in-app purchases. Unit 404! asks for nothing beyond the download.

letgo jump ships an update every 4 months, Unit 404! every 14 months. The most recent releases landed on June 1, 2026 and May 17, 2026 respectively.

## The numbers

| Metric | letgo jump | Unit 404! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.5 (4 ratings)](https://appshunter.io/ios/app/letgo-jump/id1438337901/reviews)** | — |
| Number of ratings | **4** | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 4 months** | Every 14 months |
| Monetization | Free with in-app purchases | — |
| Size | 139 MB | 603 MB |
| Requires iOS | 12.0 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [宇锥 刘](https://appshunter.io/developer/1230034930) | [MOBASO](https://appshunter.io/developer/1457825223) |

## What reviewers say

### letgo jump

[App page](https://appshunter.io/ios/app/letgo-jump/id1438337901)

Navigate a planet with lower gravity, leaping over environmental hazards like cracks, lava, and waves. Your mission is to find and connect Noah's Arks to establish a network and save the planet's civilization from super disasters.

**Highlights:** Low gravity gameplay, Environmental hazard navigation, Noah's Ark collection, Network building, Planet saving mission

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 150 Diamonds | $0.99 | one-time |
| 500 Diamonds | $1.99 | one-time |
| 1000 Diamonds | $3.99 | one-time |
| 2000 Diamonds | $6.99 | one-time |
| 4000 Diamonds | $9.99 | one-time |


### Unit 404!

[App page](https://appshunter.io/ios/app/unit-404/id1623406138)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is letgo jump free?

letgo jump is free to download, with in-app purchases available.

### Is Unit 404! free?

Unit 404! is free to download, with no in-app purchases.

### Do letgo jump or Unit 404! have ads?

Both letgo jump and Unit 404! show ads.

### Which is updated more often, letgo jump or Unit 404!?

letgo jump ships an update every 4 months, and Unit 404! every 14 months. Most recently, letgo jump was updated on June 1, 2026 and Unit 404! on May 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.*