# Donut Stack Sort vs Royal Hexa Puzzle

The clearest difference is ads: Donut Stack Sort at none against Royal Hexa Puzzle's shown. Royal Hexa Puzzle's advantage is rating (4.9 vs 4.5) and ratings volume (3.4K vs 167). On price, review sentiment, update cadence and in-app purchases there is nothing between them.

Both are free to download. Donut Stack Sort sells 19 one-off in-app purchases and Royal Hexa Puzzle sells 23 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Royal Hexa Puzzle holds the better App Store score, 4.9 against 4.5. That said, the two scores are not equally well evidenced: Royal Hexa Puzzle has 3.4K ratings behind it against 167, so its average is the more settled of the two. Written reviews point the same way: 26% of Donut Stack Sort's written reviews are positive against 29% of Royal Hexa Puzzle's.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on June 10, 2026 and September 26, 2026 respectively.

## The numbers

| Metric | Donut Stack Sort | Royal Hexa Puzzle |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (167 ratings)](https://appshunter.io/ios/app/donut-stack-sort/id6476919327/reviews) | **[4.9 (3.4K ratings)](https://appshunter.io/ios/app/royal-hexa-puzzle/id6480590877/reviews)** |
| Number of ratings | 167 | **3.4K** |
| Positive reviews | 25.9% of reviews | **29.2% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 429 MB | 282 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tran Tien Thanh](https://appshunter.io/developer/1713107024) | [PIXON PTE. LTD.](https://appshunter.io/developer/1623992860) |

## What reviewers say

### Donut Stack Sort

[App page](https://appshunter.io/ios/app/donut-stack-sort/id6476919327)

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.

**Highlights:** Hexagon number block merging, Mind-sharpening gameplay, Improves memory and concentration, Addictive puzzle experience, Minimalistic design

**Features:** macOS Compatibility

**In-app purchases (19)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coin 1 | $0.99 | one-time |
| Premium Skin 2 | $0.99 | one-time |
| Premium Skin 1 | $0.99 | one-time |
| Remove ads | $1.99 | one-time |
| Super Spin | $3.99 | one-time |
| Ticket 1 | $3.99 | one-time |
| Coin 2 | $4.99 | one-time |
| No ads bundle | $4.99 | one-time |
| Mini Bundle | $4.99 | one-time |
| Piggy bank | $4.99 | one-time |
| Safe Pack | $4.99 | one-time |
| Ticket 2 | $7.99 | one-time |
| Coin 3 | $9.99 | one-time |
| One Plus One | $9.99 | one-time |
| Large Bundle | $9.99 | one-time |
| Ultimate Donut Pass | $9.99 | one-time |
| All bundle | $19.99 | one-time |
| Coin 4 | $29.99 | one-time |
| Coin 5 | $49.99 | one-time |


### Royal Hexa Puzzle

[App page](https://appshunter.io/ios/app/royal-hexa-puzzle/id6480590877)

Engage in a strategic color-sorting puzzle game with satisfying ASMR sounds and vibrant graphics. Conquer numerous levels of increasing difficulty, offering a blend of excitement and stress relief. Enjoy this brain teaser anytime, anywhere, with or without Wi-Fi.

**Highlights:** 3D hexa puzzle gameplay, Strategic color matching, Satisfying ASMR sounds, Hundreds of levels, Customizable sorting, Captivating visuals

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

**In-app purchases (23)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Today Gift Pack | $0.99 | one-time |
| Treasure Pack 1 | $0.99 | one-time |
| Lives 30 minutes | $1.99 | one-time |
| 150 coins | $1.99 | one-time |
| Piggy Bank | $1.99 | one-time |
| Treasure Pack 2 | $3.99 | one-time |
| 700 coins | $3.99 | one-time |
| Remove Ads | $4.99 | one-time |
| Treasure Pack 3 | $5.99 | one-time |
| Reindeer's Treasure | $5.99 | one-time |
| Special Offer | $5.99 | one-time |
| Starter Pack | $5.99 | one-time |
| Black Friday | $7.99 | one-time |
| 1800 coins | $7.99 | one-time |
| Gold Pass | $7.99 | one-time |
| 1+1 Pack | $9.99 | one-time |
| Master Offer II | $9.99 | one-time |
| Master Offer | $9.99 | one-time |
| Premium Pass | $9.99 | one-time |
| 30 hammers | $12.99 | one-time |
| 4000 coins | $12.99 | one-time |
| 7000 coins | $19.99 | one-time |
| 15,000 coins | $21.99 | one-time |

**What reviewers like**

- 🚀 Fun game
- 👍 Enjoyable gameplay
- 💡 Challenging puzzles

**What reviewers complain about**

- 🐛 Glitches and bugs
- 💸 Excessive ads and monetization
- 🤔 Inconsistent mechanics

**Reported bugs**

- Daily rewards not refreshing
- Paid ad-free version still showing ads
- Levels becoming unplayable due to lack of space

**Requested features**

- Restore free daily rewards
- Improve ad experience or offer ad-free option
- Fix daily reward glitch


## Frequently asked questions

### Is Donut Stack Sort free?

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

### Is Royal Hexa Puzzle free?

Royal Hexa Puzzle is free to download, with in-app purchases available.

### Which has better reviews, Donut Stack Sort or Royal Hexa Puzzle?

Royal Hexa Puzzle is rated higher. Donut Stack Sort averages 4.5 out of 5 from 167 ratings, while Royal Hexa Puzzle averages 4.9 from 3.4K ratings.

### Do Donut Stack Sort or Royal Hexa Puzzle have ads?

Royal Hexa Puzzle shows ads; Donut Stack Sort does not.

### Which is updated more often, Donut Stack Sort or Royal Hexa Puzzle?

Donut Stack Sort ships an update every 3 weeks, and Royal Hexa Puzzle every 3 weeks. Most recently, Donut Stack Sort was updated on June 10, 2026 and Royal Hexa Puzzle on September 26, 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.*