# Bleentoro vs Simon's Bacteria

The clearest difference is in-app purchases: Bleentoro at none against Simon's Bacteria's 3. Bleentoro also leads on iOS requirement (8.0 vs 17.6). Simon's Bacteria's advantage is update cadence (every 11 days vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. Simon's Bacteria sells 3 one-off in-app purchases. Bleentoro asks for nothing beyond the download.

Bleentoro ships an update every 3 months, Simon's Bacteria every 11 days. The most recent releases landed on October 20, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Bleentoro | Simon's Bacteria |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (79 ratings)](https://appshunter.io/ios/app/bleentoro/id1516651107/reviews)** | — |
| Number of ratings | **79** | — |
| Positive reviews | 87.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 11 days** |
| Monetization | Free | — |
| Size | 49 MB | 15 MB |
| Requires iOS | **8.0** | 17.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Mac |
| Age rating | 4+ | 4+ |
| Developer | [Ivan Yakovliev](https://appshunter.io/developer/1415296140) | [Andrei Kondratev](https://appshunter.io/developer/6786983517) |

## What reviewers say

### Bleentoro

[App page](https://appshunter.io/ios/app/bleentoro/id1516651107)

Engage in a straightforward logic puzzle game focused on building simple factories. Enjoy a clean interface and smooth animations without any advertisements or in-app purchases.

**Highlights:** Simple logic puzzles, Factory building gameplay, Campaign mode, Sandbox mode, Easy to learn, Simple UI, Smooth animations

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

**In-app purchases:** none

**What reviewers like**

- ✨ Addictive and challenging gameplay
- 🆓 Completely free to play
- 🚫 No ads or intrusive microtransactions
- 🧠 Makes you think and satisfies analytical side
- 👍 Creator is straightforward and honest

**What reviewers complain about**

- 📈 Slight learning curve
- 🐛 Visual glitches
- 🤔 Tutorial can be confusing/slow
- 🔄 Controls can be awkward
- 🎨 Art style could be improved

**Reported bugs**

- Visual glitches when switching apps
- Game crashes when entering passcode with Screen Time enabled on iOS
- Cannot rotate buildings with two fingers, causing them to get stuck
- Materials stop moving for no reason
- Difficulty rotating objects, they move randomly

**Requested features**

- Add 'OR' operator
- Allow custom recipes in sandbox
- Improve art style, especially conveyors and recipes
- Make pollution mechanic more impactful
- Add compatibility for iPad


### Simon's Bacteria

[App page](https://appshunter.io/ios/app/simons-bacteria/id6786983515)

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Medium Tip | $2.99 | one-time |
| Large Tip | $4.99 | one-time |


## Frequently asked questions

### Is Bleentoro free?

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

### Is Simon's Bacteria free?

Simon's Bacteria is free to download, with in-app purchases available.

### Do Bleentoro or Simon's Bacteria have ads?

Neither Bleentoro nor Simon's Bacteria shows ads.

### Which is updated more often, Bleentoro or Simon's Bacteria?

Bleentoro ships an update every 3 months, and Simon's Bacteria every 11 days. Most recently, Bleentoro was updated on October 20, 2026 and Simon's Bacteria on September 29, 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.*