Comparison

Solitaire Stack Sort vs Quack Sort

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

Head to head
About

Solitaire Stack Sort

A relaxing card puzzle game that blends strategic sorting with satisfying merge mechanics. Organize, stack, and merge matching cards to create higher-value cards and train your brain.

Highlights
  • Unique Solitaire Puzzle Gameplay
  • Satisfying Card-Merging Mechanics
  • Brain-Training Puzzle Fun
  • Smooth Visuals and Animations
  • Simple Controls, Deep Strategy
  • Powerful Boosters
Features
Read full description

Solitaire Stack Sort is a relaxing yet challenging solitaire card puzzle game that combines strategic sorting with satisfying merge card gameplay. Organize, stack, and merge matching cards to create higher-value cards. How to Play: - Sort and Match Cards: Move cards between stacks and group cards with the same number together. - Merge to Level Up: Combine matching cards to create a higher-value card. - Plan Every Move: Manage your space carefully and think ahead to build bigger card combinations. - Use Powerful Boosters: Get help when the board gets crowded and keep your progress going. Features: - Unique Solitaire Puzzle Gameplay – A fresh take on classic solitaire with satisfying card-merging mechanics. - Fun Casual Experience – Easy to learn, relaxing to play, and perfect for quick sessions anytime. - Brain-Training Puzzle Fun – Improve your logic, focus, and planning skills with every move. - Smooth Visuals and Animations – Enjoy clean graphics and rewarding merge effects. - Simple Controls, Deep Strategy – Accessible for casual players while offering plenty of challenges for puzzle lovers. Solitaire Stack Sort delivers the perfect blend of strategy and satisfaction. Sort the cards, clear the board, and discover how far you can go in this fun solitaire card puzzle adventure!

About

Quack Sort

Engage in a unique color-sorting puzzle where you tap groups of rubber ducks to send them onto a looping track. Match ducks by color and plan your moves carefully to avoid filling the path. Clear all ducks to complete clever levels with surprising obstacles and rewarding challenges.

Highlights
  • Color-sorting rubber duck puzzles
  • Looping track mechanic
  • Tap to send ducks
  • Match and sort by color
  • Manage limited space
  • Clever levels with obstacles
  • Helpful boosters
Features
Read full description

Ready to get your ducks in a row? Quack Sort: Loop Puzzle gives color-sorting puzzles a fresh spin. Tap groups of colorful rubber ducks and send them onto a looping track. Match ducks by color, choose the right order, and keep the path moving without running out of space. The rules are easy to learn, but every move matters. Release the wrong ducks too early and the loop may quickly fill up. Find the smart sequence, clear the obstacles, and watch every color slide perfectly into place. HOW TO PLAY • Tap to send ducks onto the loop • Match and sort ducks by color • Manage limited space and plan the order • Sort every duck to complete the level WHY YOU’LL LOVE IT • A fresh loop-and-sort puzzle mechanic • Bright rubber-duck visuals and smooth movement • Clever levels with new obstacles and surprises • Helpful boosters for tricky situations • Limited-time events and rewarding challenges • Relaxing gameplay with a satisfying sense of flow Sort the ducks, clear the way, and keep the good times flowing!

Screenshots

Solitaire Stack Sort4 screens
Quack Sort4 screens

Verdict

The call

Solitaire Stack Sort and Quack Sort both sit at 4.8 stars, but that hides the real split: 69% of Quack Sort's written reviews are positive against 54% of Solitaire Stack Sort's. Quack Sort also leads on chart position (#118 vs unranked). Solitaire Stack Sort's advantage is iOS requirement (13.0 vs 15.0). On price, rating, ratings volume and update cadence 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. Solitaire Stack Sort sells 19 one-off in-app purchases and Quack Sort sells 17 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for Solitaire Stack Sort against 4.8 for Quack Sort. Both are backed by a comparable volume of ratings — 3K and 1.6K respectively. Written reviews are what separate them: 54% of Solitaire Stack Sort's written reviews are positive against 69% of Quack Sort's.

UpkeepUpdate frequency

Solitaire Stack Sort ships an update every 5 days, Quack Sort every 4 days. Both last shipped on October 12, 2026.

Scorecard3 real differences · 8 level
Solitaire Stack Sort versus Quack Sort: the parameters behind the verdict, then further details
ParameterSolitaire Stack SortQuack Sort
PriceFreeFree
Rating4.8 (3K ratings)4.8 (1.6K ratings)
Positive reviews54.3% of reviews68.8% of reviews — better
Number of ratings3K — better1.6K
Update frequencyEvery 5 daysEvery 4 days — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
Best chart rank—#118 — better
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS13.0 — better15.0
Further details — not scored
Size371 MB399 MB
Age rating12+4+
DeveloperHM Games LLC FZLE TECH CO.,LIMITED

Customer experience

Solitaire Stack Sort

All ratings2,959 ratings
Positive97.5%
Neutral1.3%
Negative1.3%
Written reviews35 reviews
Positive54.3%
Neutral17.1%
Negative28.6%

Quack Sort

All ratings1,617 ratings
Positive98.0%
Neutral0.9%
Negative1.2%
Written reviews16 reviews
Positive68.8%
Neutral18.8%
Negative12.5%

In-app purchases

19 purchases

Solitaire Stack Sort

One-time19
  • High Card Pack$0.99
  • Event Sale 1$0.99
  • Limited Offer 1$0.99
Show 16 more
  • Gold 1$1.99
  • Beginner Bundle 1$1.99
  • Beginner Bundle 2$4.99
  • Lose Offer 1$4.99
  • Limited Offer 2$4.99
  • Remove ads$6.99
  • Gold 2$7.99
  • Elite pack2 variants$9.99
  • Limited Offer 3$9.99
  • Beginner Bundle 3$9.99
  • Beginner Bundle All$12.99
  • Gold 3$14.99
  • Mega pack$19.99
  • Gold 4$29.99
  • Gold 5$54.99
  • Gold 6$99.99
17 purchases

Quack Sort

One-time17
  • Mini Coin Pack$1.99
  • Small Offer$1.99
  • Starter Bundle$1.99
Show 14 more
  • Revive Offer1$1.99
  • Medium Offer$4.99
  • Quack Bundle$4.99
  • Revive Offer2$4.99
  • Small Coin Pack$7.99
  • Ducky Pass$9.99
  • Large Bundle$9.99
  • Ad-Free Bundle$11.99
  • Super Bundle$19.99
  • Big Coin Pack$29.99
  • Mega Bundle$39.99
  • Super Coin Pack$59.99
  • Mega Coin Pack$99.99
  • Epic Bundle$99.99

Questions

Is Solitaire Stack Sort free?
Solitaire Stack Sort is free to download, with in-app purchases available.
Is Quack Sort free?
Quack Sort is free to download, with in-app purchases available.
Which has better reviews, Solitaire Stack Sort or Quack Sort?
Solitaire Stack Sort and Quack Sort are both rated 4.8 out of 5 on the App Store, from 3K and 1.6K ratings respectively.
Do Solitaire Stack Sort or Quack Sort have ads?
Both Solitaire Stack Sort and Quack Sort show ads.
Which is updated more often, Solitaire Stack Sort or Quack Sort?
Solitaire Stack Sort ships an update every 5 days, and Quack Sort every 4 days. Most recently, Solitaire Stack Sort was updated on October 12, 2026 and Quack Sort on October 12, 2026.

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