# Brian vs Slime Labs 3

The clearest difference is rating: Slime Labs 3 at 4.3 against Brian's 3.8. Slime Labs 3 also leads on in-app purchases (none vs 5) and review sentiment (60% vs 44%). Brian's advantage is ads (none vs shown) and update cadence (every 3 months vs every 14 months). On price, ratings volume and device support there is nothing between them.

Both are free to download. Brian sells 5 one-off in-app purchases. Slime Labs 3 asks for nothing beyond the download.

Slime Labs 3 holds the better App Store score, 4.3 against 3.8. Both are backed by a comparable volume of ratings — 64 and 37 respectively. Written reviews point the same way: 44% of Brian's written reviews are positive against 60% of Slime Labs 3's.

Brian ships an update every 3 months, Slime Labs 3 every 14 months. The most recent releases landed on October 9, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Brian | Slime Labs 3 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.8 (64 ratings)](https://appshunter.io/ios/app/brian-pet-evolution/id1105720370/reviews) | **[4.3 (37 ratings)](https://appshunter.io/ios/app/slime-labs-3/id6446032772/reviews)** |
| Number of ratings | **64** | 37 |
| Positive reviews | 44.4% of reviews | **60.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | **Every 3 months** | Every 14 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Size | 79 MB | 34 MB |
| Requires iOS | **7.0** | 12.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 9+ | 4+ |
| Developer | [SweatyChair Pty. Ltd.](https://appshunter.io/developer/781132111) | [Gionathan Pesaresi](https://appshunter.io/developer/774933633) |

## What reviewers say

### Brian

[App page](https://appshunter.io/ios/app/brian-pet-evolution/id1105720370)

Care for a sensitive, blob-like creature that can mutate into various forms through DNA injection. Navigate deadly obstacles and manage its well-being to prevent it from exploding into happiness. Purchase new creatures if your current one perishes.

**Highlights:** Physics-based gameplay, Pet evolution and mutation, Tamagotchi-style care, Side-scrolling obstacle navigation, DNA injection for mutations, Black humor elements

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Bag of Poop | $0.99 | one-time |
| Tons of Poop | $3.99 | one-time |
| Unlimited Pack | $3.99 | one-time |
| Special Pack | $3.99 | one-time |
| Truck of Poops | $14.99 | one-time |


### Slime Labs 3

[App page](https://appshunter.io/ios/app/slime-labs-3/id6446032772)

Navigate a frozen lab filled with slippery ice and dangerous traps as a shape-shifting blob of ooze. Master physics-based platforming challenges, collect data disks, and uncover secrets in this retro-inspired adventure.

**Highlights:** Super fun slime physics, Addicting gameplay, New game mechanics, Catchy retro tunes, Secrets and multiple endings, Frozen lab exploration

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

**In-app purchases:** none


## Frequently asked questions

### Is Brian free?

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

### Is Slime Labs 3 free?

Slime Labs 3 is free to download, with no in-app purchases.

### Which has better reviews, Brian or Slime Labs 3?

Slime Labs 3 is rated higher. Brian averages 3.8 out of 5 from 64 ratings, while Slime Labs 3 averages 4.3 from 37 ratings.

### Do Brian or Slime Labs 3 have ads?

Slime Labs 3 shows ads; Brian does not.

### Which is updated more often, Brian or Slime Labs 3?

Brian ships an update every 3 months, and Slime Labs 3 every 14 months. Most recently, Brian was updated on October 9, 2026 and Slime Labs 3 on October 13, 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.*