# Tresmark vs CDO Trader

Tresmark and CDO Trader are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Tresmark ships an update monthly, CDO Trader every 3 weeks. The most recent releases landed on October 2, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Tresmark | CDO Trader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Size | 29 MB | 56 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [TRESMARK PRIVATE LIMITED](https://appshunter.io/developer/1887484144) | [CDO Markets Limited](https://appshunter.io/developer/1668097368) |

## What reviewers say

### Tresmark

[App page](https://appshunter.io/ios/app/tresmark/id1462635081)

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

**In-app purchases:** none


### CDO Trader

[App page](https://appshunter.io/ios/app/cdo-trader/id1668097366)

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

**In-app purchases:** none


## Frequently asked questions

### Is Tresmark free?

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

### Is CDO Trader free?

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

### Do Tresmark or CDO Trader have ads?

Neither Tresmark nor CDO Trader shows ads.

### Which is updated more often, Tresmark or CDO Trader?

Tresmark ships an update monthly, and CDO Trader every 3 weeks. Most recently, Tresmark was updated on October 2, 2026 and CDO Trader on October 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.*