# ExtraHop Packet Forensics vs pngcheck: side-by-side comparison (2026)

[ExtraHop Packet Forensics](https://cybersectools.com/tools/extrahop-packet-forensics) is a commercial [digital forensics](https://cybersectools.com/categories/digital-forensics) solution by [ExtraHop](https://cybersectools.com/companies/extrahop). [pngcheck](https://cybersectools.com/tools/pngcheck) is a free [digital forensics](https://cybersectools.com/categories/digital-forensics) solution. Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | ExtraHop Packet Forensics | pngcheck |
|---|---|---|
| Pricing model | Commercial | Free |
| Category | Digital Forensics | Digital Forensics |
| Verified | No | No |
| Deployment type | Hybrid | On-Premises |
| Company size fit | Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise |
| Company | ExtraHop | – |
| Headquarters | – | – |

### Use cases and capabilities

| | ExtraHop Packet Forensics | pngcheck |
|---|---|---|
| Packet Capture | Yes | – |
| PCAP | Yes | – |
| Network Forensic Analysis | Yes | – |
| Evidence Collection | Yes | – |
| File Analysis | – | Yes |
| Steganography | – | Yes |

### Core features

**ExtraHop Packet Forensics**

10 features listed. Sign in on the page to see them.

**pngcheck**

No features listed.

## Which one fits you

Based on what each listing shows: deployment, company size, price and open source.

- [ExtraHop Packet Forensics](https://cybersectools.com/tools/extrahop-packet-forensics) fits if you need both cloud and on-premises options.
- [pngcheck](https://cybersectools.com/tools/pngcheck) fits if you need to run it on your own servers, you are a startup or a small business and you need a free product.

## ExtraHop Packet Forensics vs pngcheck FAQ

Common questions when comparing ExtraHop Packet Forensics vs pngcheck for digital forensics.

### What is the difference between ExtraHop Packet Forensics and pngcheck?

**ExtraHop Packet Forensics**: Continuous full packet capture and forensics for network investigations. Built by ExtraHop.

**pngcheck**: A tool to verify the integrity of PNG, JNG, and MNG files and extract detailed information about the image.

The table above shows where their features, integrations, deployment and company size fit differ.

### Is ExtraHop Packet Forensics a good alternative to pngcheck?

Often, yes. ExtraHop Packet Forensics and pngcheck are both Digital Forensics products. Key differences: ExtraHop Packet Forensics is Commercial while pngcheck is Free. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [ExtraHop Packet Forensics vs Packet Capture (cStor®)](https://cybersectools.com/compare/extrahop-packet-forensics-vs-packet-capture-cstorr)
- [ExtraHop Packet Forensics vs Endace Full Packet Capture](https://cybersectools.com/compare/endace-full-packet-capture-vs-extrahop-packet-forensics)
- [ExtraHop Packet Forensics vs SISA Compromise Assessment](https://cybersectools.com/compare/extrahop-packet-forensics-vs-sisa-compromise-assessment)
- [pngcheck vs Packet Capture (cStor®)](https://cybersectools.com/compare/packet-capture-cstorr-vs-pngcheck)
- [pngcheck vs Endace Full Packet Capture](https://cybersectools.com/compare/endace-full-packet-capture-vs-pngcheck)
- [pngcheck vs SISA Compromise Assessment](https://cybersectools.com/compare/pngcheck-vs-sisa-compromise-assessment)

## Alternatives to each

- [See all ExtraHop Packet Forensics alternatives](https://cybersectools.com/alternatives/extrahop-packet-forensics)
- [See all pngcheck alternatives](https://cybersectools.com/alternatives/pngcheck)

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Source: https://cybersectools.com/compare/extrahop-packet-forensics-vs-pngcheck

For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/extrahop-packet-forensics.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on ExtraHop Packet Forensics and pngcheck: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md