# OTG vs TradeDee

The clearest difference is in-app purchases: OTG at none against TradeDee's 2. TradeDee's advantage is device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. TradeDee sells 2 in-app purchases, starting at $3.99 per month. OTG asks for nothing beyond the download.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 19, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | OTG | TradeDee |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Size | 62 MB | 78 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [OTG Group Ltd.](https://appshunter.io/developer/6785404265) | [Jenthum Worakun](https://appshunter.io/developer/1893608477) |

## What reviewers say

### OTG

[App page](https://appshunter.io/ios/app/otg/id6785412429)

**In-app purchases:** none


### TradeDee

[App page](https://appshunter.io/ios/app/tradedee/id6806763773)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| TradeDee Pro รายเดือน | $3.99 | per month |
| TradeDee Pro รายปี | $39.99 | per year |


## Frequently asked questions

### Is OTG free?

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

### Is TradeDee free?

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

### Do OTG or TradeDee have ads?

Neither OTG nor TradeDee shows ads.

### Which is updated more often, OTG or TradeDee?

OTG ships an update weekly, and TradeDee weekly. Most recently, OTG was updated on October 19, 2026 and TradeDee on October 8, 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.*