# sumZ+ vs Merge Bubbles 2K

The clearest difference is rating: Merge Bubbles 2K at 4.7 against sumZ+'s 4.1. Merge Bubbles 2K also leads on in-app purchases (none vs 7). sumZ+'s advantage is update cadence (every 10 days vs every 3 months) and iOS requirement (9.0 vs 12.0). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. sumZ+ sells 7 one-off in-app purchases. Merge Bubbles 2K asks for nothing beyond the download.

Merge Bubbles 2K holds the better App Store score, 4.7 against 4.1. Both are backed by a comparable volume of ratings — 839 and 344 respectively. Written reviews complicate that: 53% of sumZ+'s written reviews are positive against 50% of Merge Bubbles 2K's, so the app with the better star average is not the one people write more warmly about.

sumZ+ ships an update every 10 days, Merge Bubbles 2K every 3 months. The most recent releases landed on October 15, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | sumZ+ | Merge Bubbles 2K |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.1 (839 ratings)](https://appshunter.io/ios/app/sumz-plus/id1257973903/reviews) | **[4.7 (344 ratings)](https://appshunter.io/ios/app/merge-bubbles-2k/id1445729626/reviews)** |
| Number of ratings | **839** | 344 |
| Positive reviews | **53.1% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 10 days** | Every 3 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 47 MB | 55 MB |
| Requires iOS | **9.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jeffrey Stone](https://appshunter.io/developer/1257973902) | [ANDREY NOVIKOV](https://appshunter.io/developer/418898717) |

## What reviewers say

### sumZ+

[App page](https://appshunter.io/ios/app/sumz-plus/id1257973903)

Connect matching numbers in any direction to create their sum and achieve a higher score. This free puzzle game offers a relaxing yet addictive experience where longer chains lead to greater longevity. Play again and again to master the challenge.

**Highlights:** Connect like numbers, Create sums, Score-based gameplay, Addictive puzzle mechanics, Relaxing gameplay

**Features:** macOS Compatibility

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Buy 50 Crowns | $0.99 | one-time |
| Buy 125 Crowns | $1.99 | one-time |
| Unlock Ad Removal | $3.99 | one-time |
| Buy 350 crowns | $4.99 | one-time |
| Buy 850 crowns | $9.99 | one-time |
| Buy 2000 crowns | $19.99 | one-time |
| Buy 6200 crowns | $49.99 | one-time |

**What reviewers like**

- 🚀 Great game
- 👍 Challenging and fun
- 💡 Helps relax and de-stress
- 👍 Addictive and engaging
- 🚀 Genius concept

**What reviewers complain about**

- 🐛 Game ends prematurely
- 🐛 Ads too frequent and disruptive
- 🐛 Vibration cannot be turned off
- 🐛 Crashes and technical issues
- 💰 Crowns/purchases required to progress

**Reported bugs**

- Game not recognizing end of game
- Ads still showing after purchase
- Losing progress and high scores

**Requested features**

- Top scores/leaderboard
- Option to play own music
- Ability to undo accidental moves
- More game modes and variations


### Merge Bubbles 2K

[App page](https://appshunter.io/ios/app/merge-bubbles-2k/id1445729626)

Engage in a challenging puzzle game where you shoot numbered bubbles. Merge identical numbers to create higher values, aiming to reach 2048 and beyond. Test your skills and see how high you can score in this addictive experience.

**Highlights:** Shoot and merge numbered bubbles, Achieve 2048 tiles, Score higher numbers, Challenging gameplay, Addictive puzzle experience

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is sumZ+ free?

sumZ+ is free to download, with in-app purchases available.

### Is Merge Bubbles 2K free?

Merge Bubbles 2K is free to download, with no in-app purchases.

### Which has better reviews, sumZ+ or Merge Bubbles 2K?

Merge Bubbles 2K is rated higher. sumZ+ averages 4.1 out of 5 from 839 ratings, while Merge Bubbles 2K averages 4.7 from 344 ratings.

### Do sumZ+ or Merge Bubbles 2K have ads?

Both sumZ+ and Merge Bubbles 2K show ads.

### Which is updated more often, sumZ+ or Merge Bubbles 2K?

sumZ+ ships an update every 10 days, and Merge Bubbles 2K every 3 months. Most recently, sumZ+ was updated on October 15, 2026 and Merge Bubbles 2K on October 20, 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.*