# SAM Seamless Network vs Flash PDF

The clearest difference is ads: SAM Seamless Network at none against Flash PDF's shown. Flash PDF's advantage is update cadence (fortnightly vs every 2 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

SAM Seamless Network ships an update every 2 months, Flash PDF fortnightly. The most recent releases landed on September 15, 2026 and September 9, 2026 respectively.

## The numbers

| Metric | SAM Seamless Network | Flash PDF |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Fortnightly** |
| Size | 9 MB | 29 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [SECURING SAM LTD](https://appshunter.io/developer/1164981694) | [VISION NETWORK TECHNOLOGY CO.,LIMITED](https://appshunter.io/developer/1717534539) |

## What reviewers say

### SAM Seamless Network

[App page](https://appshunter.io/ios/app/sam-seamless-network-admin/id1661646631)

**Features:** macOS Compatibility

**In-app purchases:** none


### Flash PDF

[App page](https://appshunter.io/ios/app/flash-pdffast-readscan/id6742016312)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SAM Seamless Network free?

SAM Seamless Network is free to download, with no in-app purchases.

### Is Flash PDF free?

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

### Do SAM Seamless Network or Flash PDF have ads?

Flash PDF shows ads; SAM Seamless Network does not.

### Which is updated more often, SAM Seamless Network or Flash PDF?

SAM Seamless Network ships an update every 2 months, and Flash PDF fortnightly. Most recently, SAM Seamless Network was updated on September 15, 2026 and Flash PDF on September 9, 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.*