# Seashine vs Robot Defender

The clearest difference is iOS requirement: Robot Defender at 9.0 against Seashine's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Seashine sells 6 one-off in-app purchases and Robot Defender sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Seashine ships an update monthly, Robot Defender every 3 weeks. The most recent releases landed on October 17, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Seashine | Robot Defender |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (4.7K ratings)](https://appshunter.io/ios/app/seashine/id897544254/reviews)** | — |
| Number of ratings | **4.7K** | — |
| Positive reviews | 93.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 217 MB | 28 MB |
| Requires iOS | 15.6 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 9+ |
| Developer | [Patrick Ellis](https://appshunter.io/developer/1045860257) | [Aimer Shine Co. Ltd](https://appshunter.io/developer/1032169915) |

## What reviewers say

### Seashine

[App page](https://appshunter.io/ios/app/seashine/id897544254)

Explore a mysterious, dangerous underworld as a fragile jellyfish. Absorb light to survive longer and evade bizarre creatures lurking in the darkness. Experience an endless, unique survival quest with intuitive touch controls and a dynamic soundtrack.

**Highlights:** Endless underworld exploration, Unique, unlimited gameplay, Intuitive touch controls, Dynamic reactive soundtrack, Survival against bizarre creatures

**Features:** macOS Compatibility

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 40 Stars | $0.49 | one-time |
| 100 Stars | $0.99 | one-time |
| 200 Stars | $1.89 | one-time |
| 400 Stars | $2.99 | one-time |
| Star Doubler | $3.99 | one-time |
| 800 Stars | $4.99 | one-time |

**What reviewers like**

- 🌟 Beautiful graphics and atmosphere
- 🎶 Calming and immersive soundtrack
- 🕹️ Unique and challenging gameplay
- 🔍 Interesting creature discoveries
- 📚 Detailed creature encyclopedia

**What reviewers complain about**

- 🕹️ Difficult controls
- ⏱️ Light meter drains too quickly
- 🐲 Aggressive enemy encounters
- 🔁 Repetitive gameplay after discovery
- 💰 Expensive in-app purchases

**Reported bugs**

- Occasional crashes or freezes
- Disappearing collectibles or progress loss
- Inconsistent enemy spawn patterns

**Requested features**

- Peaceful exploration mode without enemies
- More diverse environments and creatures
- Ability to play as other sea creatures
- Multiplayer or co-op gameplay
- Improved tutorial and onboarding


### Robot Defender

[App page](https://appshunter.io/ios/app/robot-defender/id1293129144)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All weapon and special sets. | $0.99 | one-time |


## Frequently asked questions

### Is Seashine free?

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

### Is Robot Defender free?

Robot Defender is free to download, with in-app purchases available.

### Do Seashine or Robot Defender have ads?

Neither Seashine nor Robot Defender shows ads.

### Which is updated more often, Seashine or Robot Defender?

Seashine ships an update monthly, and Robot Defender every 3 weeks. Most recently, Seashine was updated on October 17, 2026 and Robot Defender on October 1, 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.*