# Kepler Attack vs Star Duster

The clearest difference is rating: Star Duster at 5.0 against Kepler Attack's 4.5. Kepler Attack's advantage is ratings volume (942 vs 2) and chart position (#39 vs #191). On update cadence, ads, in-app purchases and monetization model there is nothing between them.

Kepler Attack costs $1.99 and Star Duster $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Star Duster holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Kepler Attack has 942 ratings behind it against 2, so its average is the more settled of the two.

Kepler Attack ships an update every 6 weeks, Star Duster every 3 weeks. The most recent releases landed on September 20, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | Kepler Attack | Star Duster |
| --- | --- | --- |
| Price | **$1.99** | $2.99 |
| Rating | [4.5 (942 ratings)](https://appshunter.io/ios/app/kepler-attack-watch-game/id1441234645/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/star-duster/id1539341529/reviews)** |
| Number of ratings | **942** | 2 |
| Positive reviews | 81.4% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 weeks** |
| Monetization | Paid | Paid |
| Best chart rank | **#39** | #191 |
| Size | 31 MB | 31 MB |
| Requires iOS | **12.1** | 14.0 |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Red Sprite Studios](https://appshunter.io/developer/493770851) | [Beardybird AB](https://appshunter.io/developer/1164888655) |

## What reviewers say

### Kepler Attack

[App page](https://appshunter.io/ios/app/kepler-attack-watch-game/id1441234645)

**Currently charting:** #39 Top Paid · Casual, #87 Top Paid · Action (US App Store)

Engage in a retro arcade space shooter experience on your iPhone and Apple Watch. Destroy waves of alien invaders with power-ups and intuitive controls. Enjoy fast-paced gameplay perfect for short bursts of fun.

**Highlights:** Space shooter gameplay, Alien invasion waves, Power-ups (Shield, Triple Shot, etc.), Apple Watch Crown controls, iPhone swipe controls, Retro arcade graphics, Short burst gameplay

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 😁 Great for apple watches
- 🎮 An actual video game
- 🎶 What's the music called?
- 📱 I love the fact that you can play this game on an Apple Watch
- ⏱️ Old School Arcade Immediacy and Brevity

**What reviewers complain about**

- 🙄 Not worth paying for
- 💰 Ain't worth the money really
- 🙄 Fun but basic
- 😒 Stupid forced reviews
- 🐛 Won't install

**Reported bugs**

- Game doesn't play complete rip off
- Just says on the watch version that it has to be installed on my iPhone for it to work. It's installed on my iPhone. Doesn't work.
- This seems like a good game but I don't see it on my watch.
- I have the first version watch Apple one, and it does not work on the watch,And has offered me a refund, I appreciate it.
- It won't download on my watch

**Requested features**

- Add a golden starship IF
- Please add upgrades so we can have bettr ships


### Star Duster

[App page](https://appshunter.io/ios/app/star-duster/id1539341529)

**Currently charting:** #191 Top Paid · Casual (US App Store)

Experience a retro-inspired arcade challenge that harks back to the 80s. Control your character through unique gameplay mechanics, including physical head movements via push-ups, and enjoy an immersive soundscape. Compete for high scores across two distinct game modes.

**Highlights:** Two distinct game modes, High score lists, Head control via push-ups (iOS), Retro 80s aesthetic, Immersive soundscape

**Features:** Apple Watch app, iMessage stickers, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Kepler Attack free?

Kepler Attack costs $1.99, with no in-app purchases.

### Is Star Duster free?

Star Duster costs $2.99, with no in-app purchases.

### Which has better reviews, Kepler Attack or Star Duster?

Star Duster is rated higher. Kepler Attack averages 4.5 out of 5 from 942 ratings, while Star Duster averages 5.0 from 2 ratings.

### Do Kepler Attack or Star Duster have ads?

Neither Kepler Attack nor Star Duster shows ads.

### Which is updated more often, Kepler Attack or Star Duster?

Kepler Attack ships an update every 6 weeks, and Star Duster every 3 weeks. Most recently, Kepler Attack was updated on September 20, 2026 and Star Duster on September 21, 2026.

### Which is more popular, Kepler Attack or Star Duster?

Kepler Attack currently peaks at #39 in the App Store charts, and Star Duster at #191. Chart position reflects recent download velocity rather than total install base.

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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.*