# Duo vs Cupet

The clearest difference is update cadence: Cupet at weekly against Duo's every 2 months. Duo's advantage is iOS requirement (13.0 vs 15.0). 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.

Duo ships an update every 2 months, Cupet weekly. The most recent releases landed on October 7, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | Duo | Cupet |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Size | 45 MB | 31 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [IOCODE FOR DATA ANALYSIS](https://appshunter.io/developer/1618205901) | [semantik code](https://appshunter.io/developer/1896678948) |

## What reviewers say

### Duo

[App page](https://appshunter.io/ios/app/duo-pet/id1613073562)

**Features:** macOS Compatibility

**In-app purchases:** none


### Cupet

[App page](https://appshunter.io/ios/app/cupet/id6770061649)

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

**In-app purchases:** none


## Frequently asked questions

### Is Duo free?

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

### Is Cupet free?

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

### Do Duo or Cupet have ads?

Neither Duo nor Cupet shows ads.

### Which is updated more often, Duo or Cupet?

Duo ships an update every 2 months, and Cupet weekly. Most recently, Duo was updated on October 7, 2026 and Cupet on October 4, 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.*