# Bacteria vs Simon's Bacteria

Bacteria and Simon's Bacteria are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Bacteria sells 1 one-off in-app purchase and Simon's Bacteria sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Bacteria ships an update every 3 weeks, Simon's Bacteria every 11 days. The most recent releases landed on October 9, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | Bacteria | Simon's Bacteria |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 11 days** |
| Size | 19 MB | 15 MB |
| Requires iOS | 18.4 | **17.6** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [SAN JUNIPERO](https://appshunter.io/developer/1773330083) | [Andrei Kondratev](https://appshunter.io/developer/6786983517) |

## What reviewers say

### Bacteria

[App page](https://appshunter.io/ios/app/bacteria-strategy-game/id6746348928)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mode Premium | $1.99 | one-time |


### 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 Bacteria free?

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

### Is Simon's Bacteria free?

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

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

Neither Bacteria nor Simon's Bacteria shows ads.

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

Bacteria ships an update every 3 weeks, and Simon's Bacteria every 11 days. Most recently, Bacteria was updated on October 9, 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.*