Comparison

Cluster Rush vs Stack Em! Cosmic Blocks

Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.

Head to head
About

Cluster Rush

Features
Read full description

Cluster Rush is a fast, satisfying puzzle game where smart placement and timing create big chain reactions. Place colorful block shapes on the grid, complete lines and clusters, and keep your run alive as the board gets tighter. Every move matters: one good placement can open space, trigger combos, and push your score higher. Features: - Quick, pick-up-and-play puzzle sessions - Smooth controls and clean, readable board design - Score-chasing gameplay with high replay value - Combo-focused strategy that rewards planning - Polished visuals and responsive performance Cluster Rush is designed for players who enjoy simple rules with deep mastery. Start in seconds, improve every run, and challenge yourself to beat your best score.

About

Stack Em! Cosmic Blocks

A relaxing block puzzle game designed for short play sessions. Drag and drop pieces to complete rows and columns, clear space, and aim for high scores. Enjoy satisfying visual and audio feedback with multiple themes.

Highlights
  • Ad-free gameplay
  • Fast offline play
  • No account required
  • Smooth drag-and-drop controls
  • Satisfying clears and combos
  • Multiple unlockable themes
Read full description

Stack Em! is a clean, satisfying block puzzle built for quick sessions. Drag pieces onto the board, complete rows and columns, clear space, and chase a higher score. Features: • Ad Free! Just Play • Fast offline gameplay • No account required • Smooth drag-and-drop block placement • Satisfying clears, combos, sound, and haptics • Multiple visual themes to unlock and enjoy Play at your own pace, restart instantly, and keep improving your best run.

Screenshots

Cluster Rush4 screens
Stack Em! Cosmic Blocks4 screens

Verdict

The call

The clearest difference is ads: Stack Em! Cosmic Blocks at none against Cluster Rush's shown. Cluster Rush's advantage is update cadence (daily vs every 3 days) and iOS requirement (15.1 vs 17.0). On price, 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Cluster Rush ships an update daily, Stack Em! Cosmic Blocks every 3 days. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

Scorecard3 real differences · 6 level
Cluster Rush versus Stack Em! Cosmic Blocks: the parameters behind the verdict, then further details
ParameterCluster RushStack Em! Cosmic Blocks
PriceFreeFree
Rating—5.0 (2 ratings) — better
Number of ratings—2 — better
Update frequencyDaily — betterEvery 3 days
AdsYesNo — better
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPod — betteriPhone
Requires iOS15.1 — better17.0
Further details — not scored
Size43 MB31 MB
Age rating4+4+
DevelopernetbitifyJMM Technologies

In-app purchases

None

Cluster Rush

No in-app purchases

None

Stack Em! Cosmic Blocks

No in-app purchases

Questions

Is Cluster Rush free?
Cluster Rush is free to download, with no in-app purchases.
Is Stack Em! Cosmic Blocks free?
Stack Em! Cosmic Blocks is free to download, with no in-app purchases.
Do Cluster Rush or Stack Em! Cosmic Blocks have ads?
Cluster Rush shows ads; Stack Em! Cosmic Blocks does not.
Which is updated more often, Cluster Rush or Stack Em! Cosmic Blocks?
Cluster Rush ships an update daily, and Stack Em! Cosmic Blocks every 3 days. Most recently, Cluster Rush was updated on October 28, 2026 and Stack Em! Cosmic Blocks on October 24, 2026.

Other comparisons