# NASA NeMO vs Hello, Yoshi!

The clearest difference is update cadence: NASA NeMO at every 8 days against Hello, Yoshi!'s every 5 months. NASA NeMO also leads on ratings volume (599 vs 82) and iOS requirement (11.0 vs 15.0). On price, rating, review sentiment and ads there is nothing between them.

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

On the App Store both sit at effectively the same score — 4.9 for NASA NeMO against 4.8 for Hello, Yoshi!. That said, the two scores are not equally well evidenced: NASA NeMO has 599 ratings behind it against 82, so its average is the more settled of the two. Written reviews are what separate them: 89% of NASA NeMO's written reviews are positive against 97% of Hello, Yoshi!'s.

NASA NeMO ships an update every 8 days, Hello, Yoshi! every 5 months. The most recent releases landed on October 15, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | NASA NeMO | Hello, Yoshi! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (599 ratings)](https://appshunter.io/ios/app/nasa-nemo-net/id1506604930/reviews)** | [4.8 (82 ratings)](https://appshunter.io/ios/app/hello-yoshi/id6752240613/reviews) |
| Number of ratings | **599** | 82 |
| Positive reviews | 89.1% of reviews | **96.8% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 5 months |
| Monetization | Free | Free |
| Size | 590 MB | 135 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NASA](https://appshunter.io/developer/355542146) | [Nintendo Co., Ltd.](https://appshunter.io/developer/1062496488) |

## What reviewers say

### NASA NeMO

[App page](https://appshunter.io/ios/app/nasa-nemo-net/id1506604930)

Contribute to ocean conservation by classifying coral reefs through interactive 3D painting. Explore vibrant underwater environments, learn about marine life, and see your contributions directly support NASA's research.

**Highlights:** 3D coral painting, Explore underwater worlds, Learn about oceans, Augmented reality (AR) mode, Contribute to NASA research

**In-app purchases:** none

**What reviewers like**

- 👍 Fun and relaxing gameplay
- 🌍 Helps save the coral reefs
- 🎓 Educational and informative
- 🤖 Contributes to AI training
- 🎨 Enjoyable coloring experience

**What reviewers complain about**

- 🐛 Occasional crashes and bugs
- 🤔 Unclear instructions or tutorial
- 🖱️ Difficult controls without a mouse
- 🕰️ Slow data loading and processing

**Reported bugs**

- Unable to close 2D mode menu
- Freezing or crashing during gameplay
- Inconsistent data loading and connectivity

**Requested features**

- More detailed coral identification guides
- Ability to skip tutorial or intro
- Customizable UI and controls
- Progress tracking and achievements


### Hello, Yoshi!

[App page](https://appshunter.io/ios/app/hello-yoshi/id6752240613)

Engage with Yoshi's expressive face through interactive play, making silly faces and triggering various reactions. Discover hidden items and characters, and enjoy a built-in screen time management feature.

**Highlights:** Interactive face manipulation, Trigger various expressions, Add items and enemies, Peekaboo mini-game, Built-in screen time breaks, Offline play

**In-app purchases:** none


## Frequently asked questions

### Is NASA NeMO free?

NASA NeMO is free to download, with no in-app purchases.

### Is Hello, Yoshi! free?

Hello, Yoshi! is free to download, with no in-app purchases.

### Which has better reviews, NASA NeMO or Hello, Yoshi!?

NASA NeMO is rated higher. NASA NeMO averages 4.9 out of 5 from 599 ratings, while Hello, Yoshi! averages 4.8 from 82 ratings.

### Do NASA NeMO or Hello, Yoshi! have ads?

Neither NASA NeMO nor Hello, Yoshi! shows ads.

### Which is updated more often, NASA NeMO or Hello, Yoshi!?

NASA NeMO ships an update every 8 days, and Hello, Yoshi! every 5 months. Most recently, NASA NeMO was updated on October 15, 2026 and Hello, Yoshi! on October 20, 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.*