# OTC Direct vs Duplo

The clearest difference is update cadence: Duplo at daily against OTC Direct's every 12 months. OTC Direct's advantage is iOS requirement (8.0 vs 16.0). On price, ads, in-app purchases and device support there is nothing between them.

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

OTC Direct ships an update every 12 months, Duplo daily. The most recent releases landed on October 11, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | OTC Direct | Duplo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 12 months | **Daily** |
| Size | 67 MB | 33 MB |
| Requires iOS | **8.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Falcon Markets Limited](https://appshunter.io/developer/1449616502) | [Duplo Limited](https://appshunter.io/developer/6772213765) |

## What reviewers say

### OTC Direct

[App page](https://appshunter.io/ios/app/otc-direct/id1510773189)

**In-app purchases:** none


### Duplo

[App page](https://appshunter.io/ios/app/duplo/id6772213433)

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

**In-app purchases:** none


## Frequently asked questions

### Is OTC Direct free?

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

### Is Duplo free?

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

### Do OTC Direct or Duplo have ads?

Neither OTC Direct nor Duplo shows ads.

### Which is updated more often, OTC Direct or Duplo?

OTC Direct ships an update every 12 months, and Duplo daily. Most recently, OTC Direct was updated on October 11, 2026 and Duplo on October 10, 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.*