# TradeZen vs Trader Backtesting

The clearest difference is in-app purchases: TradeZen at none against Trader Backtesting's 2. TradeZen also leads on ads (none vs shown). Trader Backtesting's advantage is update cadence (every 2 days vs weekly). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Trader Backtesting sells 2 in-app purchases, starting at $8.99 per month. TradeZen asks for nothing beyond the download.

TradeZen ships an update weekly, Trader Backtesting every 2 days. Both last shipped on October 28, 2026.

## The numbers

| Metric | TradeZen | Trader Backtesting |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Weekly | **Every 2 days** |
| Size | 9 MB | 101 MB |
| Requires iOS | 17.0 | **16.1** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [TRADEZEN LABS LLC](https://appshunter.io/developer/1889971593) | [TraderBacktesting OU](https://appshunter.io/developer/1896050767) |

## What reviewers say

### TradeZen

[App page](https://appshunter.io/ios/app/tradezen/id6761498067)

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

**In-app purchases:** none


### Trader Backtesting

[App page](https://appshunter.io/ios/app/trader-backtesting/id6765725763)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Trader Backtesting Premium Monthly | $8.99 | per month |
| Trader Backtesting Premium Yearly | $49.99 | per year |


## Frequently asked questions

### Is TradeZen free?

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

### Is Trader Backtesting free?

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

### Do TradeZen or Trader Backtesting have ads?

Trader Backtesting shows ads; TradeZen does not.

### Which is updated more often, TradeZen or Trader Backtesting?

TradeZen ships an update weekly, and Trader Backtesting every 2 days. Most recently, TradeZen was updated on October 28, 2026 and Trader Backtesting on October 28, 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.*