# SystemsTradingSimulator vs Vokari

The clearest difference is update cadence: Vokari at every 4 days against SystemsTradingSimulator's every 5 weeks. Vokari also leads on iOS requirement (18.1 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.

SystemsTradingSimulator ships an update every 5 weeks, Vokari every 4 days. The most recent releases landed on October 25, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | SystemsTradingSimulator | Vokari |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 4 days** |
| Size | 3 MB | 1 MB |
| Requires iOS | 26.5 | **18.1** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [JOSEPH JEFFERDS SINCLAIR](https://appshunter.io/developer/1895542716) | [Maximilian Krug](https://appshunter.io/developer/1807956527) |

## What reviewers say

### SystemsTradingSimulator

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

**Features:** macOS Compatibility

**In-app purchases:** none


### Vokari

[App page](https://appshunter.io/ios/app/vokari-flashcards-and-learn/id6782705977)

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

**In-app purchases:** none


## Frequently asked questions

### Is SystemsTradingSimulator free?

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

### Is Vokari free?

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

### Do SystemsTradingSimulator or Vokari have ads?

Neither SystemsTradingSimulator nor Vokari shows ads.

### Which is updated more often, SystemsTradingSimulator or Vokari?

SystemsTradingSimulator ships an update every 5 weeks, and Vokari every 4 days. Most recently, SystemsTradingSimulator was updated on October 25, 2026 and Vokari on October 31, 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.*