# OziReader vs StoneFlow

The clearest difference is in-app purchases: OziReader at none against StoneFlow's 1. OziReader also leads on device support and iOS requirement (13.0 vs 15.0). On price there is nothing between them.

Both are free to download. StoneFlow sells 1 in-app purchase, starting at $39.99 per month. OziReader asks for nothing beyond the download.

## The numbers

| Metric | OziReader | StoneFlow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | — |
| Update frequency | Every 2 weeks | — |
| Size | 122 MB | 1 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | **iPhone, iPod** | — |
| Age rating | 4+ | 12+ |
| Developer | [OZINY JOINT STOCK COMPANY](https://appshunter.io/developer/1816150498) | [Reon Coetzee](https://appshunter.io/developer/1891785462) |

## What reviewers say

### OziReader

[App page](https://appshunter.io/ios/app/ozireader-pdfviewer-and-toolkit/id6747475504)

**Features:** macOS Compatibility

**In-app purchases:** none


### StoneFlow

[App page](https://appshunter.io/ios/app/stoneflow/id6761858408)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| StoneFlow Monthly | $39.99 | per month |


## Frequently asked questions

### Is OziReader free?

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

### Is StoneFlow free?

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

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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.*