# ChartLens AI vs Backtest Trading

The clearest difference is price: ChartLens AI at Free against Backtest Trading's $10.00. Backtest Trading's advantage is device support (4 vs 2) and iOS requirement (17.0 vs 26.2). On ads and in-app purchases there is nothing between them.

ChartLens AI is free to download; Backtest Trading costs $10.00 up front. ChartLens AI sells 2 in-app purchases, starting at $29.99 per month and Backtest Trading sells 4 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.

## The numbers

| Metric | ChartLens AI | Backtest Trading |
| --- | --- | --- |
| Price | **Free** | $10.00 |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | — | Every 3 days |
| Size | 43 MB | 31 MB |
| Requires iOS | 26.2 | **17.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Aiden Azraya](https://appshunter.io/developer/1863980415) | [Dat Thanh Nguyen](https://appshunter.io/developer/1481241176) |

## What reviewers say

### ChartLens AI

[App page](https://appshunter.io/ios/app/chartlens-ai-trade-analyzer/id6760035524)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $29.99 | per month |
| Annual Premium | $119.99 | per year |


### Backtest Trading

[App page](https://appshunter.io/ios/app/backtest-trading/id6783314365)

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StopTrading Pro | $9.99 | per month |
| StopTrading Power | $29.99 | per month |
| StopTrading Pro Annual | $79.99 | per year |
| StopTrading Power Annual | $239.99 | per year |


## Frequently asked questions

### Is ChartLens AI free?

ChartLens AI is free to download, with in-app purchases available.

### Is Backtest Trading free?

Backtest Trading costs $10.00, and also offers in-app purchases.

### Do ChartLens AI or Backtest Trading have ads?

Neither ChartLens AI nor Backtest Trading shows ads.

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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.*