# Spy PDF vs Stashmark

The clearest difference is in-app purchases: Spy PDF at none against Stashmark's 1. Spy PDF also leads on iOS requirement (13.0 vs 16.0). On price, ads and device support there is nothing between them.

Both are free to download. Stashmark sells 1 one-off in-app purchase. Spy PDF asks for nothing beyond the download.

## The numbers

| Metric | Spy PDF | Stashmark |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Size | 32 MB | 1 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [JAEMIN LEE](https://appshunter.io/developer/1787329213) | [Green Delta Technology LLC](https://appshunter.io/developer/6780119827) |

## What reviewers say

### Spy PDF

[App page](https://appshunter.io/ios/app/spy-pdf-pdf-viewer/id6780379740)

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

**In-app purchases:** none


### Stashmark

[App page](https://appshunter.io/ios/app/stashmark-save-links/id6791851733)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stashmark Pro | $3.99 | one-time |


## Frequently asked questions

### Is Spy PDF free?

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

### Is Stashmark free?

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

### Do Spy PDF or Stashmark have ads?

Neither Spy PDF nor Stashmark shows ads.

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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.*