# AnesPlan vs Vent Sim

The clearest difference is in-app purchases: AnesPlan at none against Vent Sim's 1. AnesPlan also leads on update cadence (every 2 days vs every 5 days). Vent Sim's advantage is iOS requirement (15.4 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Vent Sim sells 1 one-off in-app purchase. AnesPlan asks for nothing beyond the download.

AnesPlan ships an update every 2 days, Vent Sim every 5 days. Both last shipped on November 13, 2026.

## The numbers

| Metric | AnesPlan | Vent Sim |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 5 days |
| Size | 22 MB | 14 MB |
| Requires iOS | 17.6 | **15.4** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [RYOTA UEMATSU](https://appshunter.io/developer/1829255016) | [Code Blue Co.,Ltd.](https://appshunter.io/developer/1888422110) |

## What reviewers say

### AnesPlan

[App page](https://appshunter.io/ios/app/anesplan-anesthesia-planner/id6760400252)

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

**In-app purchases:** none


### Vent Sim

[App page](https://appshunter.io/ios/app/vent-sim-ventilator-simulator/id6814319523)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Version | $19.99 | one-time |


## Frequently asked questions

### Is AnesPlan free?

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

### Is Vent Sim free?

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

### Do AnesPlan or Vent Sim have ads?

Neither AnesPlan nor Vent Sim shows ads.

### Which is updated more often, AnesPlan or Vent Sim?

AnesPlan ships an update every 2 days, and Vent Sim every 5 days. Most recently, AnesPlan was updated on November 13, 2026 and Vent Sim on November 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.*