Celtreos vs Robo Attack for Watch
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Celtreos
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.
- 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)
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One-player game, OR two players if you have a game controller. “Celtreos” is like the space shooters of decades past: tiny ship, big weapons, waves of foes, power-ups and obstacles. Music, Sound and Voice • 30 different songs (45 minutes of music!) • You can even play your own music and auto-next-song for key game events Stages • Over 12 stages: a city, space station, ocean and more • Horizontal scrolling but more than one “screen” of vertical space • Start from any stage you want! • Each stage ends with a challenging boss • Wall layouts and spawn patterns are partially randomized Weapon Arrays, Special Moves, Power-Ups and More • Choose from a huge arsenal of weapons and special abilities • 10 different ships to choose from • Customize ship properties, such as gun mount locations • In-game power-ups with weapons, defenses and temporary powers (like Rapid Fire) • Power-down orbs with temporary inconveniences (like Weapon Freeze) Additional Configuration Options • Set number of lives, and number of times that special abilities can be used • Set graphics quality to one of three levels, and default ship speed
Robo Attack for Watch
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.
- 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
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Blast waves of rogue robots in this fast-paced retro arcade shooter for Apple Watch and iPhone! Inspired by classics like Robotron and Berzerk, Robo Attack delivers thrilling gameplay in bite-sized bursts — right on your wrist or phone. Features • Retro arcade-style pixel graphics • Fast-paced enemy waves • Power-ups: Shield, Triple Shot, Rapid Fire & Time Freeze • Smooth 60fps performance on Apple Watch • Crown-based Watch controls + iPhone swipes • Retro sound effects, music & voiceovers • Short-burst gameplay perfect for mobile • Play anywhere, anytime — no internet needed • No ads and no IAP! Relive the glory days of the arcade — now on your wrist. Thanks for playing Johnno & Pete
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Celtreos | Robo Attack for Watch |
|---|---|---|
| Price | $4.99 | $1.99 — better |
| Rating | 5.0 (1 ratings) | 5.0 (5 ratings) |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| Number of ratings | 1 | 5 — better |
| Update frequency | Monthly | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | Paid |
| Devices | iPhone, iPad, iPod, Apple TV — better | iPhone, iPad, Apple Watch |
| Requires iOS | 15.6 — better | 18.0 |
| Further details — not scored | ||
| Size | 135 MB | 25 MB |
| Age rating | 9+ | 4+ |
| Developer | Kevin Grant | Red Sprite Studios |
Customer experience
Celtreos
Robo Attack for Watch
In-app purchases
Celtreos
No in-app purchases
Robo Attack for Watch
No in-app purchases
Questions
Is Celtreos free?
Is Robo Attack for Watch free?
Which has better reviews, Celtreos or Robo Attack for Watch?
Do Celtreos or Robo Attack for Watch have ads?
Which is updated more often, Celtreos or Robo Attack for Watch?
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