# GDL Plus vs Duplo

The clearest difference is update cadence: Duplo at daily against GDL Plus's every 9 days. 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.

GDL Plus ships an update every 9 days, Duplo daily. The most recent releases landed on September 27, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | GDL Plus | Duplo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 days | **Daily** |
| Size | 35 MB | 33 MB |
| Requires iOS | **15.1** | 16.0 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [Growth and Development Limited](https://appshunter.io/developer/1680144511) | [Duplo Limited](https://appshunter.io/developer/6772213765) |

## What reviewers say

### GDL Plus

[App page](https://appshunter.io/ios/app/gdl-plus/id6447128737)

**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 GDL Plus free?

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

### Is Duplo free?

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

### Do GDL Plus or Duplo have ads?

Neither GDL Plus nor Duplo shows ads.

### Which is updated more often, GDL Plus or Duplo?

GDL Plus ships an update every 9 days, and Duplo daily. Most recently, GDL Plus was updated on September 27, 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.*