# Microscopic Puzzle vs Simon's Bacteria

The clearest difference is in-app purchases: Microscopic Puzzle at none against Simon's Bacteria's 4. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Simon's Bacteria sells 4 one-off in-app purchases. Microscopic Puzzle asks for nothing beyond the download.

Microscopic Puzzle ships an update every 2 weeks, Simon's Bacteria every 3 weeks. The most recent releases landed on November 8, 2026 and November 10, 2026 respectively.

## The numbers

| Metric | Microscopic Puzzle | Simon's Bacteria |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Size | 4 MB | 15 MB |
| Requires iOS | **16.6** | 17.6 |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Daniel Albu](https://appshunter.io/developer/1797350328) | [Andrei Kondratev](https://appshunter.io/developer/6786983517) |

## What reviewers say

### Microscopic Puzzle

[App page](https://appshunter.io/ios/app/microscopic-puzzle/id6742197605)

**Features:** macOS Compatibility

**In-app purchases:** none


### Simon's Bacteria

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

**Features:** Vision Pro support, iPhone Duo support

**In-app purchases (4)**

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


## Frequently asked questions

### Is Microscopic Puzzle free?

Microscopic Puzzle 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 Microscopic Puzzle or Simon's Bacteria have ads?

Neither Microscopic Puzzle nor Simon's Bacteria shows ads.

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

Microscopic Puzzle ships an update every 2 weeks, and Simon's Bacteria every 3 weeks. Most recently, Microscopic Puzzle was updated on November 8, 2026 and Simon's Bacteria on November 10, 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.*