Side by side
RedSplice Network Analyzer vs tcpdump
Both stand on network protocol analyzers. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan
RedSplice offers packet capture, session inspection, traffic injection, and SSL decryption, with more capture and filtering capabilities in Professional. The Free edition is constrained to local traffic and limited capture time, and active decryption only covers local-host traffic.
Visit RedSplice Network Analyzer Free plan LinuxMacWindows
tcpdump offers free packet capture across a broad set of listed systems, with source builds available. Check capture permissions and handle access carefully because captured traffic may include passwords.
Visit tcpdumpThe facts
| RedSplice Network Analyzer | tcpdump | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Not published | Linux, Mac, Windows |
| Lowest paid plan | Free or on request | Free or on request |
| Plans published | 2 | 1 |
| Maker | Not published | Not published |
| Website | redsplice.com | tcpdump.org |
| On network protocol analyzers | #20 of 30 | #16 of 30 |
RedSplice Network Analyzer: what it does well
- Organizes captured packets into multiple session views.
- Can edit and inject captured packets.
- Supports passive and active SSL decryption.
- Professional includes real-time statistics and charts.
What to know first
- Free edition is limited to local traffic.
- Free edition has limited capture time.
- Active SSL decryption is limited to local-host traffic.
tcpdump: what it does well
- Free software with source available through a public Git repository.
- Uses libpcap for packet capture.
- Project lists multiple operating systems, including Windows.
- PCAP support and command-line tools are listed.
What to know first
- Capture permission depends on operating system and configuration.
- Windows builds require additional tools and libraries.
- Native packages may lag behind newer snapshots.
- Permitted capture can include network traffic such as passwords.
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