# Duoza vs Klusto

The clearest difference is in-app purchases: Duoza at none against Klusto's 5. Klusto's advantage is update cadence (every 5 days vs fortnightly) and iOS requirement (14.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Klusto sells 5 in-app purchases, starting at $0.99 per month. Duoza asks for nothing beyond the download.

Duoza ships an update fortnightly, Klusto every 5 days. The most recent releases landed on October 5, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Duoza | Klusto |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 5 days** |
| Size | 7 MB | 53 MB |
| Requires iOS | 17.0 | **14.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [耀 何](https://appshunter.io/developer/1896515984) | [婷婷 朱](https://appshunter.io/developer/6782737191) |

## What reviewers say

### Duoza

[App page](https://appshunter.io/ios/app/duoza/id6771247273)

**Features:** macOS Compatibility

**In-app purchases:** none


### Klusto

[App page](https://appshunter.io/ios/app/klusto/id6782746622)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $0.99 | per month |
| 3 Months | $2.99 | per 3 months |
| 6 Months | $3.99 | per 6 months |
| Yearly | $4.99 | per year |
| Lifetime | $7.99 | one-time |


## Frequently asked questions

### Is Duoza free?

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

### Is Klusto free?

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

### Do Duoza or Klusto have ads?

Neither Duoza nor Klusto shows ads.

### Which is updated more often, Duoza or Klusto?

Duoza ships an update fortnightly, and Klusto every 5 days. Most recently, Duoza was updated on October 5, 2026 and Klusto on October 24, 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.*