# OS10 vs Stackey

The clearest difference is update cadence: Stackey at every 2 weeks against OS10's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. OS10 sells 5 in-app purchases, starting at $9.99 per month and Stackey sells 7 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.

OS10 ships an update every 3 weeks, Stackey every 2 weeks. The most recent releases landed on September 10, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | OS10 | Stackey |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Size | 55 MB | 19 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Servevarejo Servicos de Tecnologia LTDA](https://appshunter.io/developer/1681104661) | [ONE CARAT INTERNATIONAL K.K.](https://appshunter.io/developer/1895516494) |

## What reviewers say

### OS10

[App page](https://appshunter.io/ios/app/os10/id6447367243)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 2 usuários - Mensal | $9.99 | per month |
| 3 usuários 600 O.S./mês | $9.99 | per month |
| 6 usuários 1200 O.S./mês | $17.99 | per month |
| 5 usuários - Mensal | $19.99 | per month |
| 7 usuários - Mensal | $24.99 | per month |


### Stackey

[App page](https://appshunter.io/ios/app/stackey-pocket-storage/id6763835082)

**Features:** Family Sharing

**In-app purchases (7)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stackey Light | $7.99 | per month |
| Stackey Plus +1,000 Files | $9.90 | per month |
| Stackey Everyday | $19.90 | per month |
| Stackey Business | $44.90 | per month |
| Stackey Light Annual | $79.99 | per year |
| Stackey Everyday Annual | $199.00 | per year |
| Stackey Business Annual | $449.00 | per year |


## Frequently asked questions

### Is OS10 free?

OS10 is free to download, with in-app purchases available.

### Is Stackey free?

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

### Do OS10 or Stackey have ads?

Neither OS10 nor Stackey shows ads.

### Which is updated more often, OS10 or Stackey?

OS10 ships an update every 3 weeks, and Stackey every 2 weeks. Most recently, OS10 was updated on September 10, 2026 and Stackey on September 21, 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.*