# BRAIN 99 vs Sticky Bubbles!

BRAIN 99 and Sticky Bubbles! both sit at 5.0 stars, but that hides the real split: 100% of Sticky Bubbles!'s written reviews are positive against 60% of BRAIN 99's. Sticky Bubbles! also leads on in-app purchases (none vs 12). BRAIN 99's advantage is update cadence (every 8 days vs every 3 weeks). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. BRAIN 99 sells 12 one-off in-app purchases. Sticky Bubbles! asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for BRAIN 99 against 5.0 for Sticky Bubbles!. Both are backed by a comparable volume of ratings — 2 and 4 respectively. Written reviews are what separate them: 60% of BRAIN 99's written reviews are positive against 100% of Sticky Bubbles!'s.

BRAIN 99 ships an update every 8 days, Sticky Bubbles! every 3 weeks. The most recent releases landed on October 4, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | BRAIN 99 | Sticky Bubbles! |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/brain-99-quick-brain-battle/id6456751981/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/sticky-bubbles/id6736732262/reviews) |
| Number of ratings | 2 | **4** |
| Positive reviews | 60.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Every 8 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 311 MB | 131 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [XOGAMES Inc](https://appshunter.io/developer/1133102824) | [GAMETATOR YAZILIM DANISMANLIK TICARET VE SANAYI ANONIM SIRKETI](https://appshunter.io/developer/1537447753) |

## What reviewers say

### BRAIN 99

[App page](https://appshunter.io/ios/app/brain-99-quick-brain-battle/id6456751981)

Engage in real-time brain battles with friends and family. This game offers over 20 challenges to activate different parts of your brain, improving memory, observation, and calculation skills. Compete for rewards and titles to boost your IQ.

**Highlights:** Real-time multiplayer brain battles, Over 20 brain-activating challenges, Improves memory, observation, analysis, focus, calculation, Competitive rankings and rewards, Intuitive gameplay for all ages, Unlock new challenges and titles

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Coins x1100 | $1.99 | one-time |
| Starter Pack Lv.1 | $1.99 | one-time |
| Coins x2500 | $3.99 | one-time |
| Starter Pack Lv.2 | $3.99 | one-time |
| No Ads | $5.99 | one-time |
| Starter Pack Lv.3 | $5.99 | one-time |
| Starter Pack | $5.99 | one-time |
| Coins x7500 | $7.99 | one-time |
| Starter Pack All | $7.99 | one-time |
| Coins x14900 | $14.99 | one-time |
| Coins x27000 | $17.99 | one-time |
| Coins x50000 | $22.99 | one-time |


### Sticky Bubbles!

[App page](https://appshunter.io/ios/app/sticky-bubbles/id6736732262)

Tap to pop clusters of same-colored bubbles connected by sticky bonds. Strategically plan your moves to collect target numbers of bubbles and overcome increasing challenges like frozen bubbles and obstacles.

**Highlights:** Tap to burst same-colored bubble clusters, Strategic puzzle-solving, Increasing level challenges, Hundreds of levels, Colorful visuals and animations, Suitable for all ages

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BRAIN 99 free?

BRAIN 99 is free to download, with in-app purchases available.

### Is Sticky Bubbles! free?

Sticky Bubbles! is free to download, with no in-app purchases.

### Which has better reviews, BRAIN 99 or Sticky Bubbles!?

BRAIN 99 and Sticky Bubbles! are both rated 5.0 out of 5 on the App Store, from 2 and 4 ratings respectively.

### Do BRAIN 99 or Sticky Bubbles! have ads?

Both BRAIN 99 and Sticky Bubbles! show ads.

### Which is updated more often, BRAIN 99 or Sticky Bubbles!?

BRAIN 99 ships an update every 8 days, and Sticky Bubbles! every 3 weeks. Most recently, BRAIN 99 was updated on October 4, 2026 and Sticky Bubbles! on September 15, 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.*