# Celtreos vs Robo Attack for Watch

The clearest difference is price: Robo Attack for Watch at $1.99 against Celtreos's $4.99. Robo Attack for Watch also leads on ratings volume (5 vs 1). Celtreos's advantage is iOS requirement (15.6 vs 18.0). On rating, review sentiment, update cadence and ads there is nothing between them.

Celtreos costs $4.99 and Robo Attack for Watch $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for Celtreos against 5.0 for Robo Attack for Watch. That said, the two scores are not equally well evidenced: Robo Attack for Watch has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

Celtreos ships an update monthly, Robo Attack for Watch daily. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Celtreos | Robo Attack for Watch |
| --- | --- | --- |
| Price | $4.99 | **$1.99** |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/celtreos/id1328130449/reviews) | [5.0 (5 ratings)](https://appshunter.io/ios/app/robo-attack-for-watch/id6746085350/reviews) |
| Number of ratings | 1 | **5** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Daily** |
| Monetization | Paid | Paid |
| Size | 135 MB | 25 MB |
| Requires iOS | **15.6** | 18.0 |
| Devices | **iPhone, iPad, iPod, Apple TV** | iPhone, iPad, Apple Watch |
| Age rating | 9+ | 4+ |
| Developer | [Kevin Grant](https://appshunter.io/developer/1328130448) | [Red Sprite Studios](https://appshunter.io/developer/493770851) |

## What reviewers say

### Celtreos

[App page](https://appshunter.io/ios/app/celtreos/id1328130449)

Experience a classic space shooter with modern features. Engage in challenging levels with randomized elements, a vast arsenal of weapons, and customizable ships. Enjoy a rich soundtrack or play your own music.

**Highlights:** One or two-player modes, 30 unique songs with custom music support, Over 12 randomized stages, Extensive weapon and ship customization, In-game power-ups and power-downs, Adjustable game settings (lives, graphics, speed)

**Features:** Game Controller support

**In-app purchases:** none


### Robo Attack for Watch

[App page](https://appshunter.io/ios/app/robo-attack-for-watch/id6746085350)

Engage in a fast-paced retro arcade shooter experience on your Apple Watch and iPhone. Blast through waves of rogue robots using classic pixel graphics and power-ups. Enjoy smooth performance and intuitive controls designed for quick bursts of gameplay.

**Highlights:** Retro arcade-style pixel graphics, Fast-paced enemy waves, Power-ups (Shield, Triple Shot, Rapid Fire, Time Freeze), Crown-based Watch controls, Short-burst gameplay, Offline play

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

**In-app purchases:** none


## Frequently asked questions

### Is Celtreos free?

Celtreos costs $4.99, with no in-app purchases.

### Is Robo Attack for Watch free?

Robo Attack for Watch costs $1.99, with no in-app purchases.

### Which has better reviews, Celtreos or Robo Attack for Watch?

Celtreos and Robo Attack for Watch are both rated 5.0 out of 5 on the App Store, from 1 and 5 ratings respectively.

### Do Celtreos or Robo Attack for Watch have ads?

Neither Celtreos nor Robo Attack for Watch shows ads.

### Which is updated more often, Celtreos or Robo Attack for Watch?

Celtreos ships an update monthly, and Robo Attack for Watch daily. Most recently, Celtreos was updated on October 25, 2026 and Robo Attack for Watch on October 24, 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.*