Donut Stack Sort vs Penguins Flow
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Donut Stack Sort
A minimalistic puzzle game where players merge hexagonal number blocks to create higher numbers. This addictive game challenges your brain, improving memory, concentration, and reflexes.
- Hexagon number block merging
- Mind-sharpening gameplay
- Improves memory and concentration
- Addictive puzzle experience
- Minimalistic design
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Minimalistic and elegantly designed hexa puzzle game which lets you think out of the box and sharpen your mind. Donut Hexa Sort is one of those addictive number merge games that’ll keep you entertained for hours. The goal is to drag and merge the same hexagon number blocks so they merge into higher numbers. You get to enjoy this amazing new hexagon number puzzle game while improving your memory, concentration levels and reflexes at the same time. Once you start playing it, you will absolutely get addicted to this hexagon puzzle game.
Penguins Flow
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Penguin Flow is a fun and relaxing pixel art puzzle game where adorable penguins help you clear colorful pixel boards! How to Play Tap penguins to send them onto a looping track. They'll automatically shoot bullets to clear matching colored pixels on the board. Clear every pixel to complete the level! Pixel Art Puzzles Each level features a unique pixel art picture. Watch beautiful artwork come to life as you strategically deploy your penguins to clear every colored tile. Easy to Learn, Fun to Master Start with simple boards and gradually face trickier challenges. Manage your track space wisely — it fills up fast! Use the stay area to rotate penguins and plan your moves. Surprise Mechanics Hidden Penguins: Some penguins are masked — tap to reveal their true color! Linked Penguins: Connected penguins move together onto the track. Think before you tap! Flow Pass Unlock the seasonal Flow Pass to earn exclusive rewards including coins, power-ups, energy boosts, treasure chests, and a shiny golden avatar frame! Powerful Props Track Expand: Add more slots to your track Place Penguin: Choose exactly where to place a penguin Shuffle: Randomly rearrange penguins for new possibilities Clear All: Wipe the board in one shot! Balloon Rise Events Join limited-time events! Win levels to rise through checkpoints and earn bonus rewards before time runs out. Features: Hundreds of pixel art levels to solve Cute penguin characters with smooth animations Relaxing music and satisfying sound effects Seasonal Flow Pass with free and premium reward tracks Limited-time Balloon Rise events with milestone prizes In-game shop with coin packs and bundles Customizable profile with unlockable avatars Download Penguin Flow now and start your pixel-clearing adventure!
Screenshots
Verdict
The clearest difference is ads: Donut Stack Sort at none against Penguins Flow's shown. Donut Stack Sort also leads on iOS requirement (13.0 vs 15.0). 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
Both are free to download. Donut Stack Sort sells 19 one-off in-app purchases and Penguins Flow sells 10 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
| Parameter | Donut Stack Sort | Penguins Flow |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (167 ratings) — better | — |
| Positive reviews | 25.9% of reviews | — |
| Number of ratings | 167 — better | — |
| Update frequency | Every 3 weeks | — |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 429 MB | 103 MB |
| Age rating | 4+ | 4+ |
| Developer | Tran Tien Thanh | OTTERPAW STUDIO PTE. LTD. |
Bugs and requests
Donut Stack Sort
Reported bugs
9 issues- Ads freeze the game
- Ads don't close
- Ads appear mid-game and block screen
- Purchased ad-free experience still has ads
- In-app purchases not credited (e.g., coins)
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- Levels don't change after reaching a certain point
- Game freezes and requires restart
- Transparent ad layer blocks gameplay
- Levels are locked early on
Requested features
6 requests- More levels needed
- Update the game with new content
- Fix the ad issue
- Improve ad removal value
- Change or remove the white donut (hard to see)
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- Add more lives/attempts
Penguins Flow
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Donut Stack Sort
- Coin 1$0.99
- Premium Skin 2$0.99
- Premium Skin 1$0.99
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- Remove ads$1.99
- Super Spin$3.99
- Ticket 1$3.99
- Coin 2$4.99
- No ads bundle$4.99
- Mini Bundle$4.99
- Piggy bank$4.99
- Safe Pack$4.99
- Ticket 2$7.99
- Coin 3$9.99
- One Plus One$9.99
- Large Bundle$9.99
- Ultimate Donut Pass$9.99
- All bundle$19.99
- Coin 4$29.99
- Coin 5$49.99
Penguins Flow
- Coin Pack 1$1.99
- Coin Pack 2$5.99
- No Ads$7.99
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- Game Bundle 1$7.99
- Flow Pass Premium$9.99
- Coin Pack 3$10.99
- No Ads Bundle$12.99
- Game Bundle 2$16.99
- Coin Pack 4$24.99
- Game Bundle 3$27.99
Questions
Is Donut Stack Sort free?
Is Penguins Flow free?
Do Donut Stack Sort or Penguins Flow have ads?
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