# Quack Sort vs Nut Stack

The clearest difference is update cadence: Quack Sort at every 4 days against Nut Stack's every 11 days. Quack Sort also leads on review sentiment (69% vs 59%). Nut Stack's advantage is iOS requirement (13.0 vs 15.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Quack Sort sells 17 one-off in-app purchases and Nut Stack sells 21 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for Quack Sort against 4.7 for Nut Stack. Both are backed by a comparable volume of ratings — 1.6K and 1.2K respectively. Written reviews are what separate them: 69% of Quack Sort's written reviews are positive against 59% of Nut Stack's.

Quack Sort ships an update every 4 days, Nut Stack every 11 days. The most recent releases landed on October 12, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Quack Sort | Nut Stack |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (1.6K ratings)](https://appshunter.io/ios/app/quack-sort-loop-puzzle/id6791110153/reviews)** | [4.7 (1.2K ratings)](https://appshunter.io/ios/app/nut-stack-sort-puzzle/id6791946629/reviews) |
| Number of ratings | **1.6K** | 1.2K |
| Positive reviews | **68.8% of reviews** | 59.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 4 days** | Every 11 days |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Best chart rank | **#119** | #140 |
| Size | 399 MB | 410 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 12+ |
| Developer | [LE TECH CO.,LIMITED](https://appshunter.io/developer/1742170855) | [Nova Games Technology Limited](https://appshunter.io/developer/6788663516) |

## What reviewers say

### Quack Sort

[App page](https://appshunter.io/ios/app/quack-sort-loop-puzzle/id6791110153)

**Currently charting:** #119 Top Grossing · Puzzle, #130 Top Grossing · Casual, #156 Top Free · Puzzle, #168 Top Free · Casual (US App Store)

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:** macOS Compatibility, Vision Pro support

**In-app purchases (17)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mini Coin Pack | $1.99 | one-time |
| Small Offer | $1.99 | one-time |
| Starter Bundle | $1.99 | one-time |
| Revive Offer1 | $1.99 | one-time |
| Medium Offer | $4.99 | one-time |
| Quack Bundle | $4.99 | one-time |
| Revive Offer2 | $4.99 | one-time |
| Small Coin Pack | $7.99 | one-time |
| Ducky Pass | $9.99 | one-time |
| Large Bundle | $9.99 | one-time |
| Ad-Free Bundle | $11.99 | one-time |
| Super Bundle | $19.99 | one-time |
| Big Coin Pack | $29.99 | one-time |
| Mega Bundle | $39.99 | one-time |
| Super Coin Pack | $59.99 | one-time |
| Mega Coin Pack | $99.99 | one-time |
| Epic Bundle | $99.99 | one-time |


### Nut Stack

[App page](https://appshunter.io/ios/app/nut-stack-sort-puzzle/id6791946629)

**Currently charting:** #140 Top Free · Puzzle, #151 Top Free · Casual (US App Store)

A relaxing puzzle game where you sort colorful nuts onto screws. Arrange nuts by color to create neat stacks. Enjoy a calm, satisfying experience with no timers or pressure.

**Highlights:** Sort, stack, and solve nut puzzles, Tactile sorting mechanics, Play at your own pace, no timers, Progressively challenging levels, Satisfying visual and auditory feedback

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (21)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Starter Pack | $1.99 | one-time |
| Gold 1 | $1.99 | one-time |
| Piggy Bank1 | $1.99 | one-time |
| Gold 2 | $4.99 | one-time |
| Piggy Bank2 | $4.99 | one-time |
| Infinite Treasure_1 | $4.99 | one-time |
| Limited Pack | $5.99 | one-time |
| Remove ADS | $5.99 | one-time |
| Big Bundle | $6.99 | one-time |
| Infinite Treasure_2 | $7.99 | one-time |
| Gold 3 | $9.99 | one-time |
| Piggy Bank3 | $9.99 | one-time |
| Infinite Treasure_3 | $10.99 | one-time |
| Great Bundle | $12.99 | one-time |
| Infinite Treasure_4 | $15.99 | one-time |
| Gold 4 | $19.99 | one-time |
| Piggy Bank4 | $19.99 | one-time |
| Ultra Bundle | $24.99 | one-time |
| Piggy Bank5 | $39.99 | one-time |
| Piggy Bank6 | $79.99 | one-time |
| Piggy Bank7 | $99.99 | one-time |


## Frequently asked questions

### Is Quack Sort free?

Quack Sort is free to download, with in-app purchases available.

### Is Nut Stack free?

Nut Stack is free to download, with in-app purchases available.

### Which has better reviews, Quack Sort or Nut Stack?

Quack Sort is rated higher. Quack Sort averages 4.8 out of 5 from 1.6K ratings, while Nut Stack averages 4.7 from 1.2K ratings.

### Do Quack Sort or Nut Stack have ads?

Both Quack Sort and Nut Stack show ads.

### Which is updated more often, Quack Sort or Nut Stack?

Quack Sort ships an update every 4 days, and Nut Stack every 11 days. Most recently, Quack Sort was updated on October 12, 2026 and Nut Stack on October 14, 2026.

### Which is more popular, Quack Sort or Nut Stack?

Quack Sort currently peaks at #119 in the App Store charts, and Nut Stack at #140. Chart position reflects recent download velocity rather than total install base.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*