# Class Notes Pro vs SystemsTradingSimulator

The clearest difference is update cadence: Class Notes Pro at fortnightly against SystemsTradingSimulator's every 5 weeks. Class Notes Pro also leads on iOS requirement (17.0 vs 26.5). 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.

Class Notes Pro ships an update fortnightly, SystemsTradingSimulator every 5 weeks. The most recent releases landed on November 9, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Class Notes Pro | SystemsTradingSimulator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Size | 23 MB | 3 MB |
| Requires iOS | **17.0** | 26.5 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [salah Mohamed](https://appshunter.io/developer/1084376369) | [JOSEPH JEFFERDS SINCLAIR](https://appshunter.io/developer/1895542716) |

## What reviewers say

### Class Notes Pro

[App page](https://appshunter.io/ios/app/class-notes-pro/id6754757402)

**Features:** macOS Compatibility

**In-app purchases:** none


### SystemsTradingSimulator

[App page](https://appshunter.io/ios/app/systemstradingsimulator/id6764126224)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Class Notes Pro free?

Class Notes Pro is free to download, with no in-app purchases.

### Is SystemsTradingSimulator free?

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

### Do Class Notes Pro or SystemsTradingSimulator have ads?

Neither Class Notes Pro nor SystemsTradingSimulator shows ads.

### Which is updated more often, Class Notes Pro or SystemsTradingSimulator?

Class Notes Pro ships an update fortnightly, and SystemsTradingSimulator every 5 weeks. Most recently, Class Notes Pro was updated on November 9, 2026 and SystemsTradingSimulator on November 5, 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.*