Sky Stack vs FlagBlocks
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Sky Stack
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Stack blocks, build sky-high towers, and test your timing in this addictive one-tap stacking game! HOW TO PLAY Tap to place each falling block perfectly on the tower. The higher you stack, the faster it gets. One wrong move and it's game over! FEATURES - One-tap gameplay — easy to learn, hard to master - Multiple game modes: Classic, Time Attack, Zen, and Precision - AI-powered similar photo detection finds duplicates others miss - Compete on global, weekly, and friends leaderboards via Game Center - Unlock block skins, backgrounds, and cosmetic styles - Daily challenges with bonus rewards - Season Pass with exclusive unlocks - Story mode with companion character Nimbus - Streak system — play daily to build your streak - Widgets to track your stats and daily challenges PLAY YOUR WAY - Classic: Stack as high as you can - Time Attack: Race against the clock - Zen: Relax with no pressure - Precision: Every placement counts Free to play with optional in-app purchases. Remove ads with a single purchase.
FlagBlocks
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Learn Flags While You Play FlagBlocks is a fun and addictive puzzle game where you recreate world flags using colored blocks. Train your memory, improve your visual skills, and discover countries in an interactive way. How it works Look at the flag, memorize it… and rebuild it! Place each block in the correct position Choose the right colors Complete the flag before time runs out (in challenge modes) Game Modes Relax Mode Play at your own pace No time limit No pressure Perfect for learning Challenge Mode Test your memory and speed Limited time Limited lives Visual effects for extra difficulty Expert Mode For advanced players Higher difficulty Fewer hints Maximum focus required Features Dozens of world flags to complete Simple and addictive block-based gameplay Boost your memory and concentration Level up and earn experience (XP) Unlock new challenges and flags Clean and relaxing design Play anytime, even offline Why you’ll love FlagBlocks Whether you want to relax or challenge your brain, FlagBlocks offers the perfect balance between fun and learning. Discover the world… one flag at a time.
Screenshots
Verdict
The clearest difference is in-app purchases: FlagBlocks at none against Sky Stack's 10. On price, ads, device support and iOS requirement 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. Sky Stack sells 10 one-off in-app purchases. FlagBlocks asks for nothing beyond the download.
| Parameter | Sky Stack | FlagBlocks |
|---|---|---|
| Price | Free | Free |
| Update frequency | — | Every 2 days |
| Ads | Yes | Yes |
| In-app purchases | Yes | No — better |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 16.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 18 MB | 36 MB |
| Age rating | 4+ | 4+ |
| Developer | Gigabyte LLC | Raul Sanchez Reyes |
In-app purchases
Sky Stack
- 500 coins$1.99
- Style Pack Celestial$1.99
- Starter Bundle$2.99
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- Piggy Bank$2.99
- Remove Ads$3.99
- 1400 coins$4.99
- Season Pass$5.99
- 3500 Coins$9.99
- 8000 Coins$19.99
- 25000 Coins$49.99
FlagBlocks
No in-app purchases









