# ai vs Trader Backtesting

The clearest difference is in-app purchases: ai at none against Trader Backtesting's 2. ai also leads on ads (none vs shown). Trader Backtesting's advantage is update cadence (every 2 days vs fortnightly). 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. ai asks for nothing beyond the download.

ai ships an update fortnightly, Trader Backtesting every 2 days. Both last shipped on November 5, 2026.

## The numbers

| Metric | ai | Trader Backtesting |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Fortnightly | **Every 2 days** |
| Size | 24 MB | 104 MB |
| Requires iOS | **15.0** | 16.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 12+ |
| Developer | [smartstyles trading llc](https://appshunter.io/developer/1874689480) | [TraderBacktesting OU](https://appshunter.io/developer/1896050767) |

## What reviewers say

### ai

[App page](https://appshunter.io/ios/app/ai-tradingbiz/id6758736359)

**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 ai free?

ai 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 ai or Trader Backtesting have ads?

Trader Backtesting shows ads; ai does not.

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

ai ships an update fortnightly, and Trader Backtesting every 2 days. Most recently, ai was updated on November 5, 2026 and Trader Backtesting 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.*