# Gradient Sort vs Stack 'em Up! Connect Puzzle

The clearest difference is rating: Stack 'em Up! Connect Puzzle at 4.7 against Gradient Sort's 4.5. Stack 'em Up! Connect Puzzle also leads on review sentiment (51% vs 42%). On price, ratings volume, update cadence and ads there is nothing between them.

Both are free to download. Gradient Sort sells 11 one-off in-app purchases and Stack 'em Up! Connect Puzzle sells 12 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Stack 'em Up! Connect Puzzle holds the better App Store score, 4.7 against 4.5. Both are backed by a comparable volume of ratings — 4.6K and 3.4K respectively. Written reviews point the same way: 42% of Gradient Sort's written reviews are positive against 51% of Stack 'em Up! Connect Puzzle's.

Gradient Sort ships an update weekly, Stack 'em Up! Connect Puzzle every 11 days. The most recent releases landed on October 12, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Gradient Sort | Stack 'em Up! Connect Puzzle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (4.6K ratings)](https://appshunter.io/ios/app/gradient-sort/id1644068469/reviews) | **[4.7 (3.4K ratings)](https://appshunter.io/ios/app/stack-em-up-connect-puzzle/id6463730317/reviews)** |
| Number of ratings | **4.6K** | 3.4K |
| Positive reviews | 41.5% of reviews | **50.8% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 11 days |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 350 MB | 450 MB |
| Requires iOS | 15.2 | **14.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Popcore GmbH](https://appshunter.io/developer/1375461777) | [Voodoo](https://appshunter.io/developer/714804730) |

## What reviewers say

### Gradient Sort

[App page](https://appshunter.io/ios/app/gradient-sort/id1644068469)

Engage in a visually pleasing color sorting puzzle game. Arrange shades of colors in the correct order to achieve perfect color harmony and a relaxing, meditative experience. This game offers a unique take on coloring and shade sorting mechanics.

**Highlights:** Color sorting puzzle mechanic, Visually pleasing gradients, Relaxing gameplay, Achieve color harmony, Meditative experience

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

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bunch of cash | $0.99 | one-time |
| Pack for Hint Booster | $1.99 | one-time |
| Skip Tickets | $1.99 | one-time |
| Remove Ads | $2.99 | one-time |
| 30 Days of Cash | $3.99 | one-time |
| Permanent Worker | $3.99 | one-time |
| Stack of Cash | $3.99 | one-time |
| Pile of Cash | $8.99 | one-time |
| Bag of Cash | $17.99 | one-time |
| Regular pack of Hint Booster | $19.99 | one-time |
| Big pack for Hint Booster | $59.99 | one-time |

**What reviewers like**

- 🎨 Relaxing color sorting
- 👍 Enjoyable gameplay
- 💡 Unique puzzle concept

**What reviewers complain about**

- 🐛 Frequent glitches and bugs
- 📺 Excessive ads
- 🔍 Small puzzle pieces difficult to interact with

**Reported bugs**

- Puzzle screen becomes zoomed in and unresponsive
- Hints not working as expected
- Puzzle pieces not registering correctly

**Requested features**

- Zoom in/out functionality
- Option to remove ads
- Ability to save progress and resume levels


### Stack 'em Up! Connect Puzzle

[App page](https://appshunter.io/ios/app/stack-em-up-connect-puzzle/id6463730317)

A casual puzzle game where players connect same-colored stacks to combine them. The goal is to create the longest chains and form stacks of 10 or more to achieve objectives before running out of moves.

**Highlights:** Connect same-colored stacks, Combine stacks, Create long chains, Form stacks of 10+, Achieve objectives, Limited moves

**Features:** macOS Compatibility

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Happy Deal | $0.99 | one-time |
| Small Coins | $1.99 | one-time |
| Stellar Deal | $3.99 | one-time |
| Medium Coins | $7.99 | one-time |
| No Ads | $7.99 | one-time |
| No Ads Bundle | $9.99 | one-time |
| Pro Bundle | $11.99 | one-time |
| Large Coins | $14.99 | one-time |
| Expert Bundle | $15.99 | one-time |
| Legendary Bundle | $24.99 | one-time |
| Coin Sack | $29.99 | one-time |
| Coin Chest | $49.99 | one-time |

**What reviewers like**

- 🚀 Fun and addictive
- 👍 Relaxing and stress-relieving
- 💡 Challenges brain activity
- 👍 Engaging and interactive

**What reviewers complain about**

- 🐛 Freezing/crashing issues
- 🔋 Battery draining
- 🔒 Paid 'no ads' feature not working
- 🐛 Glitches with ads and multiplier

**Reported bugs**

- Game freezing at certain levels
- Ads causing app to crash or freeze
- Paid 'no ads' feature not working

**Requested features**

- More level variety and progression
- Customization options for tiles
- Improved reward system and coin earning


## Frequently asked questions

### Is Gradient Sort free?

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

### Is Stack 'em Up! Connect Puzzle free?

Stack 'em Up! Connect Puzzle is free to download, with in-app purchases available.

### Which has better reviews, Gradient Sort or Stack 'em Up! Connect Puzzle?

Stack 'em Up! Connect Puzzle is rated higher. Gradient Sort averages 4.5 out of 5 from 4.6K ratings, while Stack 'em Up! Connect Puzzle averages 4.7 from 3.4K ratings.

### Do Gradient Sort or Stack 'em Up! Connect Puzzle have ads?

Both Gradient Sort and Stack 'em Up! Connect Puzzle show ads.

### Which is updated more often, Gradient Sort or Stack 'em Up! Connect Puzzle?

Gradient Sort ships an update weekly, and Stack 'em Up! Connect Puzzle every 11 days. Most recently, Gradient Sort was updated on October 12, 2026 and Stack 'em Up! Connect Puzzle on October 8, 2026.

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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.*