Derby.io vs Castle Smash!
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Derby.io
Engage in chaotic demolition derby action where the goal is to survive as long as possible. Dodge, smash, and destroy opponents in a competitive arena to become the ultimate champion.
- Survival gameplay
- Player destruction
- Competitive arena
- Dodge and smash mechanics
- Multiplayer action
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Survive for as long as you can in the bowl! Dodge, smash, crash and destroy the other players! Become the best at Derby.io
Castle Smash!
Engage in a physics-based demolition game where you can tear down hundreds of castles. Experience massive destruction with realistic physics and frantic gameplay. Try this free-to-play experience with over 80 unique castles to destroy.
- Massive destruction physics
- Hundreds of castles to smash
- Frantic demolition gameplay
- Over 80 unique levels
- Free-to-play
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Wreck mayhem and chaos, tear down hundreds of castles & watch it all fall down! Massive destruction game with superb physics and frantic demolition. Over 80 different castles to smash down. Try it out now for free!
Screenshots
Verdict
The clearest difference is review sentiment: Castle Smash! at 100% against Derby.io's 0%. Castle Smash! also leads on rating (5.0 vs 2.8) and update cadence (daily vs monthly). Derby.io's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price 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
Both are free to download. Castle Smash! sells 1 one-off in-app purchase. Derby.io asks for nothing beyond the download.
Castle Smash! holds the better App Store score, 5.0 against 2.8. That said, the two scores are not equally well evidenced: Derby.io has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of Derby.io's written reviews are positive against 100% of Castle Smash!'s.
Derby.io ships an update monthly, Castle Smash! daily. The most recent releases landed on October 8, 2026 and October 24, 2026 respectively.
| Parameter | Derby.io | Castle Smash! |
|---|---|---|
| Price | Free | Free |
| Rating | 2.8 (5 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 0.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 5 — better | 1 |
| Update frequency | Monthly | Daily — better |
| Ads | No — better | Yes |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 8.0 — better | 15.2 |
| Further details — not scored | ||
| Size | 108 MB | 1.7 GB |
| Age rating | 12+ | 17+ |
| Developer | Entity3 Limited | Funrox Games LTD |
Customer experience
Derby.io
Castle Smash!
In-app purchases
Derby.io
No in-app purchases
Castle Smash!
- NO ADS$2.99
