# Reef Defender vs Whale training

The clearest difference is review sentiment: Reef Defender at 100% against Whale training's 60%. Reef Defender also leads on rating (5.0 vs 4.5) and ads (none vs shown). Whale training's advantage is update cadence (every 6 weeks vs every 54 months) and device support (3 vs 1). On price, ratings volume 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.

Reef Defender holds the better App Store score, 5.0 against 4.5. Both are backed by a comparable volume of ratings — 5 and 2 respectively. Written reviews point the same way: 100% of Reef Defender's written reviews are positive against 60% of Whale training's.

Reef Defender ships an update every 54 months, Whale training every 6 weeks. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Reef Defender | Whale training |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (5 ratings)](https://appshunter.io/ios/app/reef-defender/id657761952/reviews)** | [4.5 (2 ratings)](https://appshunter.io/ios/app/whale-training/id1549936471/reviews) |
| Number of ratings | **5** | 2 |
| Positive reviews | **100.0% of reviews** | 60.0% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 54 months | **Every 6 weeks** |
| Monetization | **Free** | Ad-supported |
| Size | 16 MB | 178 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [State of Hawaii](https://appshunter.io/developer/1473057158) | [M kajimura](https://appshunter.io/developer/1138663828) |

## 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


### Whale training

[App page](https://appshunter.io/ios/app/whale-training/id1549936471)

Care for a virtual pet whale, feeding it fish and cleaning its tank. Enjoy a peaceful viewing mode, take photos, and track your whale's growth. Perfect for those who love marine life or miss aquarium visits.

**Highlights:** Virtual whale care, Feeding mechanics, Viewing mode, Photography, Pet growth tracking, SNS sharing

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Reef Defender free?

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

### Is Whale training free?

Whale training is free to download, with no in-app purchases.

### Which has better reviews, Reef Defender or Whale training?

Reef Defender is rated higher. Reef Defender averages 5.0 out of 5 from 5 ratings, while Whale training averages 4.5 from 2 ratings.

### Do Reef Defender or Whale training have ads?

Whale training shows ads; Reef Defender does not.

### Which is updated more often, Reef Defender or Whale training?

Reef Defender ships an update every 54 months, and Whale training every 6 weeks. Most recently, Reef Defender was updated on November 6, 2026 and Whale training on November 3, 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.*