Comparison

Stack and Merge vs Block Flow

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

Head to head
About

Stack and Merge

Features
Read full description

Reach number 15! -Combine the same numbers until it's 15. -Merge all possible numbers to make room for new blocks. Make the right moves time is ticking.

About

Block Flow

This is a block puzzle game where you drag and drop pieces onto a 10x10 grid. Fill rows or columns to clear them and score points, using power-ups to overcome challenges. Compete on leaderboards and maintain daily streaks for rewards.

Highlights
  • Drag and drop block placement
  • Fill rows and columns to clear
  • Bonus points for multiple line clears
  • Power-ups for assistance
  • Daily streaks and rewards
  • Leaderboard rankings
Features
Read full description

**Drop. Clear. Score.** BlockFlow is the block puzzle game that's easy to pick up and impossible to put down. Drag blocks onto a 10×10 grid, fill complete rows or columns to clear them, and rack up points, all while keeping cool under pressure. **How to Play** • Drag blocks from the tray and drop them anywhere on the grid • A color-coded preview shows whether a placement is valid before you commit • Fill a complete row or column to clear it and earn points • Clear multiple lines at once for bonus points • Build combos by clearing lines back to back • Plan ahead — once no block can be placed, it's game over **Power-Ups to Save the Day** Stuck? Power-ups have you covered: • Block Breaker: Clear all connected blocks of the same color in one tap • Undo: Revert your last move and try a different approach • Re-roll: Swap your current blocks for an entirely new set **Daily Streaks & Rewards** Play every day to build your streak and earn free power-ups. A 7-day reward cycle keeps things exciting, with bigger rewards toward the end. Miss a day? Earn a Streak Freeze by watching a short ad to keep your streak alive. **Rankings** Compete against the leaderboard and climb the ranks. Your position updates in real time as you beat your own high score. **What's Inside** • Smooth block placement with real-time valid/invalid preview • Retro-inspired chiptune music and crisp 8-bit sound effects • Interactive step-by-step tutorial for new players • Optional daily reminder notifications to keep your streak going • Haptic feedback for a satisfying, tactile experience • Fully playable without ads — watch a short ad only to earn bonus rewards

Screenshots

Stack and Merge4 screens
Block Flow4 screens

Verdict

The call

The clearest difference is iOS requirement: Stack and Merge at 11.0 against Block Flow's 26.2. On price, update cadence, ads and in-app purchases 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

Stack and Merge ships an update every 2 days, Block Flow every 3 days. The most recent releases landed on November 3, 2026 and October 31, 2026 respectively.

Scorecard1 real difference · 9 level
Stack and Merge versus Block Flow: the parameters behind the verdict, then further details
ParameterStack and MergeBlock Flow
PriceFreeFree
Rating—5.0 (1 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—1 — better
Update frequencyEvery 2 days — betterEvery 3 days
AdsYesYes
In-app purchasesNoNo
Monetization—Ad-supported
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS11.0 — better26.2
Further details — not scored
Size70 MB15 MB
Age rating4+4+
DeveloperBerat OguzWILLIAM SCOTT BRYDEN

In-app purchases

None

Stack and Merge

No in-app purchases

None

Block Flow

No in-app purchases

Questions

Is Stack and Merge free?
Stack and Merge is free to download, with no in-app purchases.
Is Block Flow free?
Block Flow is free to download, with no in-app purchases.
Do Stack and Merge or Block Flow have ads?
Both Stack and Merge and Block Flow show ads.
Which is updated more often, Stack and Merge or Block Flow?
Stack and Merge ships an update every 2 days, and Block Flow every 3 days. Most recently, Stack and Merge was updated on November 3, 2026 and Block Flow on October 31, 2026.

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