# Soul.io vs Slime 3D

The clearest difference is update cadence: Slime 3D at daily against Soul.io's every 4 months. Slime 3D also leads on iOS requirement (11.0 vs 15.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Soul.io ships an update every 4 months, Slime 3D daily. The most recent releases landed on October 29, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Soul.io | Slime 3D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (8K ratings)](https://appshunter.io/ios/app/soulio/id1459398714/reviews)** | — |
| Number of ratings | **8K** | — |
| Positive reviews | 53.2% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 4 months | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 180 MB | 147 MB |
| Requires iOS | 15.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Jointsoft](https://appshunter.io/developer/1000238154) | [Dan Lespect](https://appshunter.io/developer/1329748823) |

## What reviewers say

### Soul.io

[App page](https://appshunter.io/ios/app/soulio/id1459398714)

Engage in a thrilling multiplayer battle royale where you eat smaller monsters to grow while avoiding larger ones and ghosts. Compete against others to become the biggest on the survival arena and claim the top spot on the leaderboard.

**Highlights:** Eat smaller monsters to grow, Avoid bigger monsters and ghosts, Multiplayer battle royale mode, Leaderboard competition, Four distinct game modes, Classic, Team, Tag, and Battle Royale modes

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Addictive gameplay
- 👍 Customizable options
- 💎 Unique game mechanics
- 🎨 Appealing visuals

**What reviewers complain about**

- 🔍 Difficulty seeing small souls
- 🕰️ Frequent ads
- 🔇 Lack of ad-free option
- 🤖 Presence of bots
- 🧱 Frustrating physics/collision

**Reported bugs**

- Inconsistent behavior of bombs
- Scores not saving properly
- Freezing/crashing during gameplay
- Compatibility issues on older devices

**Requested features**

- Add glow effect to small souls
- Implement ad-free purchase option
- Improve bot detection and removal
- Enhance physics and collision system
- Introduce team-based game modes


### Slime 3D

[App page](https://appshunter.io/ios/app/slime-3d/id6452947627)

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

**In-app purchases:** none


## Frequently asked questions

### Is Soul.io free?

Soul.io is free to download, with no in-app purchases.

### Is Slime 3D free?

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

### Do Soul.io or Slime 3D have ads?

Both Soul.io and Slime 3D show ads.

### Which is updated more often, Soul.io or Slime 3D?

Soul.io ships an update every 4 months, and Slime 3D daily. Most recently, Soul.io was updated on October 29, 2026 and Slime 3D on October 27, 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.*