# SnapPDF vs ND Filter

The clearest difference is ads: ND Filter at none against SnapPDF's shown. SnapPDF's advantage is update cadence (weekly vs every 5 months) and iOS requirement (14.0 vs 17.2). On price, 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.

SnapPDF ships an update weekly, ND Filter every 5 months. The most recent releases landed on October 9, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | SnapPDF | ND Filter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 5 months |
| Size | 23 MB | 41 MB |
| Requires iOS | **14.0** | 17.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [HongKong Heavenly Limited](https://appshunter.io/developer/1771292870) | [Cubeon Solutions UG](https://appshunter.io/developer/1839630594) |

## What reviewers say

### SnapPDF

[App page](https://appshunter.io/ios/app/snappdfsmart-scanning-and-ocr/id6730122671)

**Features:** macOS Compatibility

**In-app purchases:** none


### ND Filter

[App page](https://appshunter.io/ios/app/nd-filter/id6760582359)

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

**In-app purchases:** none


## Frequently asked questions

### Is SnapPDF free?

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

### Is ND Filter free?

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

### Do SnapPDF or ND Filter have ads?

SnapPDF shows ads; ND Filter does not.

### Which is updated more often, SnapPDF or ND Filter?

SnapPDF ships an update weekly, and ND Filter every 5 months. Most recently, SnapPDF was updated on October 9, 2026 and ND Filter on October 17, 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.*