Sci vs XGalaga
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Sci
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Avoid obstacles, dodge deadly traps and do not let hostile monsters stop you from reaching your ship that will carry you into different parts of the universe! In this game your reflexes and timing are critical. Make sure you jump and shoot at the right time otherwise you might not be able to continue. - jump your way to the other side of level - avoid deadly traps - get through hostile monsters and devices - shoot your enemies to achieve better score - reach your ship to travel to different planet
XGalaga
Experience classic arcade space-shooter action with fast gameplay and responsive controls. Test your reflexes against intense enemy waves in a clean retro style, optimized for all Apple devices. Enjoy instant pick-up-and-play fun with quick sessions.
- Classic arcade space shooter gameplay
- Options for sound, auto-fire, lives, and controller
- Record high scores and view scoreboard
- Optimized for Apple Watch, iPhone, iPad, Apple TV, and Mac
- Smooth 60 FPS performance
- Quick sessions for short bursts of play
- Retro visuals
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XGalaga brings classic arcade space-shooter action to Apple devices with fast gameplay, responsive controls, and a clean retro style. Inspired by timeless arcade shooters, XGalaga delivers intense waves of enemies, smooth performance, and instant pick-up-and-play fun. Jump straight into the action and test your reflexes as you dodge incoming fire and clear the screen. Features • Classic arcade space shooter gameplay. • Options Menu , Change Sound , Auto Fire , Lives , Controller or Bonuses. • Record high scores , Scoreboard. • Optimised for Apple Watch, iPhone, iPad, Apple TV, and Mac • Smooth performance and responsive controls 60 FPS. • Quick sessions — perfect for short bursts of play. • Clean retro visuals inspired by old-school arcade games. • No accounts, no logins — just launch and play. Whether you’re playing on your wrist, your phone, or the big screen, XGalaga delivers pure arcade fun with a modern Apple-platform polish.
Screenshots
Verdict
The clearest difference is price: Sci at Free against XGalaga's $1.99. Sci also leads on iOS requirement (11.0 vs 16.0). XGalaga's advantage is update cadence (every 5 days vs every 58 months). On ads, in-app purchases and device support 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
Sci is free to download; XGalaga costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Sci ships an update every 58 months, XGalaga every 5 days. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.
| Parameter | Sci | XGalaga |
|---|---|---|
| Price | Free — better | $1.99 |
| Rating | — | 1.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Every 58 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Paid |
| Devices | iPhone, iPad, iPod, Apple TV | iPhone, iPad, Mac, Apple TV, Apple Watch — better |
| Requires iOS | 11.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 41 MB | 14 MB |
| Age rating | 12+ | 4+ |
| Developer | Marek Skreko | Michael Wickens |
In-app purchases
Sci
No in-app purchases
XGalaga
No in-app purchases









