# Reef Defender vs Jump'em All

The clearest difference is in-app purchases: Reef Defender at none against Jump'em All's 1. Jump'em All's advantage is update cadence (every 6 months vs every 54 months) and device support (3 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. Jump'em All sells 1 one-off in-app purchase. Reef Defender asks for nothing beyond the download.

Reef Defender ships an update every 54 months, Jump'em All every 6 months. The most recent releases landed on October 24, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | Reef Defender | Jump'em All |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/reef-defender/id657761952/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 54 months | **Every 6 months** |
| Monetization | Free | — |
| Size | 16 MB | 7 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [State of Hawaii](https://appshunter.io/developer/1473057158) | [Marco Locatelli](https://appshunter.io/developer/380883258) |

## What reviewers say

### Reef Defender

[App page](https://appshunter.io/ios/app/reef-defender/id657761952)

Explore the connection between land and sea through an engaging game inspired by ancient Hawaiian stewardship practices. Play as a shark and learn how actions on land impact the ocean ecosystem.

**Highlights:** Learn land-sea connection, Ancient Hawaiian stewardship concepts, Play as a shark, Educational gameplay, Ocean ecosystem focus

**Features:** macOS Compatibility

**In-app purchases:** none


### Jump'em All

[App page](https://appshunter.io/ios/app/jumpem-all/id939199769)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| new Levels Pack1 | $0.99 | one-time |


## Frequently asked questions

### Is Reef Defender free?

Reef Defender is free to download, with no in-app purchases.

### Is Jump'em All free?

Jump'em All is free to download, with in-app purchases available.

### Do Reef Defender or Jump'em All have ads?

Neither Reef Defender nor Jump'em All shows ads.

### Which is updated more often, Reef Defender or Jump'em All?

Reef Defender ships an update every 54 months, and Jump'em All every 6 months. Most recently, Reef Defender was updated on October 24, 2026 and Jump'em All on October 26, 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.*