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Choose the license that fits your Mac setup. All plans include the full TCP Viewer feature set with one-time pricing.

Standard
$39

$29/once

For one Mac

  • Activate TCP Viewer PRO on one Mac. You can move the seat later through License Manager.
  • Use every TCP Viewer build released during the first year after purchase.
  • Unlock capture, pcap/pcapng export and preview, packet inspection, Wireshark-backed details, advanced filters, and TCP Viewer MCP.
  • Get help from the Proxyman Team for license questions and TCP Viewer issues.
Best ValueCombo Deal
$49

$39/once

Best value for two Macs

  • Activate TCP Viewer PRO on two Macs at the same time, useful for a desktop and laptop setup.
  • Two Standard licenses cost $58. Combo gives you the same two seats for $39.
  • Use every TCP Viewer build released during the first year after purchase.
  • Unlock capture, pcap/pcapng export and preview, packet inspection, Wireshark-backed details, advanced filters, and TCP Viewer MCP.
  • Get help from the Proxyman Team for license questions and TCP Viewer issues.
Lifetime Deal
$99

$79/once

For long-term use

  • Activate TCP Viewer PRO on two Macs at the same time, useful for a desktop and laptop setup.
  • Use future TCP Viewer updates without renewing your update window.
  • Unlock capture, pcap/pcapng export and preview, packet inspection, Wireshark-backed details, advanced filters, and TCP Viewer MCP.
  • Get help from the Proxyman Team for license questions and TCP Viewer issues.

For teams and companies

One key for your team.

Give every Mac the full TCP Viewer PRO feature set. Manage one shared license and move seats between people in your organization.

  • Team licenses start at five seats. Each activated Mac uses one seat. Revoke a Mac to make that seat available again.
  • Use every TCP Viewer release published during your first year. Your entitlement to covered releases does not expire, but each Team Mac must still verify online.
  • The purchase owner can view used and available seats, then revoke old Macs from License Manager.
  • Additional seats cost $39 each and use the same shared key. Adding seats does not change the existing update date.
  • Renewal is optional and covers every Team seat. It adds one year after the later of the current update date or renewal date.
  • Each Mac can keep working offline for up to seven days after a successful license check. Reconnect to verify again.

$39per seat

One-time payment.

$195 total

Built by Proxyman Team

Crafted by the Proxyman Team

TCP Viewer comes from the same indie Mac team behind Proxyman and Tiny Shield: real products, real users, and practical support from people who build debugging tools every day.

Real Mac products500,000+ usersDeveloper support

Secure checkout powered by Stripe.

7-day refund policy.

Compare network tools

Pick the tool that fits the job.

TCP Viewer is a newer, Mac-only packet viewer. It does not replace every network tool. It gives Mac users a focused way to capture, understand, and share packets.

Why TCP Viewer

Built for Mac with PcapPlusPlus and libwireshark.

View source on GitHub

Native AppKit interface

The main capture UI is built with AppKit for a fast, familiar Mac experience.

Fast C++ packet core

PcapPlusPlus handles packet capture, parsing, and pcap or pcapng files.

Wireshark protocol detail

libwireshark provides deep protocol dissection inside the simpler Mac interface.

Clear capture summaries

Overview, Endpoints, app groups, and domain groups help you find the busy traffic first.

Open source

Read the GPL-2.0-or-later source, report an issue, or contribute on GitHub.

Wireshark

Mature analysis suite

Best for: Deep protocol analysis on macOS, Windows, and Linux.

Full comparison

Where Wireshark is stronger

Wireshark has been developed since 1998. It covers more analysis tools, statistics, protocols, and expert workflows.

Why TCP Viewer may fit better

Choose TCP Viewer for a smaller AppKit interface, quick capture summaries, and grouping by app or domain on your Mac.

tcpdump

Command-line capture

Best for: Capturing packets in Terminal, scripts, and remote servers.

Where tcpdump is stronger

tcpdump is light, scriptable, and works well when you do not need a desktop interface.

Why TCP Viewer may fit better

Choose TCP Viewer when you want a packet table, decoded fields, hex view, charts, search, and saved capture files in one window.

mitmproxy

Intercepting proxy

Best for: Reading, changing, replaying, or scripting HTTP and HTTPS flows.

Full comparison

Where mitmproxy is stronger

mitmproxy can edit decrypted application traffic after you route it through the proxy and trust its certificate.

Why TCP Viewer may fit better

Choose TCP Viewer for packet-level DNS, TCP, UDP, and TLS capture without turning the app into an HTTP proxy.

Charles

HTTP debugging proxy

Best for: Visual HTTP and HTTPS debugging, throttling, and mobile app testing.

Where Charles is stronger

Charles has a mature proxy workflow and can show readable HTTPS requests after its certificate is trusted.

Why TCP Viewer may fit better

Choose TCP Viewer for an open-source, native Mac packet workflow that also covers traffic outside HTTP.

Wireshark remains the broader choice for advanced analysis. tcpdump is better in scripts and remote shells. HTTP proxies are better when you need to read or change decrypted web requests. TCP Viewer focuses on a clear, native Mac packet workflow.

Save 50% on TinyShield + TCP Viewer

Three apps, one complete toolkit.

Proxyman, TinyShield, and TCP Viewer, together in one purchase.

  • Proxyman
  • TinyShield
  • TCP Viewer

Bundle pricing

From $138

or $183 for Lifetime

Explore the bundle

Compare Free, PRO, and Team

Every paid plan includes all PRO features. Team adds one shared company key and seats that can move between people in your organization.

FeatureFreeIndividual PROTeam
Live packet capture
Trial access
Included
Included
Export and preview pcap/pcapng
Trial access
Included
Included
Packet inspection
Trial access
Included
Included
Packet Diff
2 items
Unlimited items
Unlimited items
Wireshark-grade details
Trial access
Included
Included
Advanced structured filters
1 filter row
Included
Included
TCP Viewer MCP
Not available
Included
Included
License Manager seats
Not available
Included
Included
Updates and support
Not included
Included
Included
Shared company keyNot includedSeparate individual licensesOne key for the team
Additional seatsNot includedPurchase another license$39 per added seat; update expiry stays unchanged
Transfer within your teamNot includedMove your existing Mac seatsReassign seats between people in your organization
Offline verificationNo license requiredNo periodic offline deadlineConnect at least once every 7 days

FAQ

What license should I choose?

Standard fits one Mac. Combo is the best value for two Macs. Lifetime Deal includes two seats and lifetime updates. Team gives your organization one shared key for five or more Macs, with one Mac per seat.

Does TCP Viewer replace Wireshark?

Not exactly. TCP Viewer is built for a focused native macOS workflow, while Wireshark remains a broad, mature packet analysis suite. TCP Viewer uses Wireshark libraries for deep details and keeps the day-to-day Mac experience lighter.

What kinds of filters are supported?

TCP Viewer supports capture filters, display-style narrowing, quick presets, and saved workflows for common packet investigations.

Can I export and reopen capture files?

Yes. TCP Viewer can export a captured session as pcap or pcapng, and it can preview saved capture files later for review or sharing.

Is TCP Viewer open source?

Yes. TCP Viewer is GPL-2.0-or-later open source, matching its Wireshark library integration and release source availability requirements.

How does checkout work?

Checkout is handled by Stripe. The website creates a checkout session with the TCP Viewer backend, then redirects you to Stripe-hosted Checkout.

How do I get support?

Use the support links in the app or email the Proxyman Team. Include your macOS version, TCP Viewer version, and a short reproduction when possible.

Why choose TCP Viewer?

A native packet viewer from the team behind Proxyman.

Network development

6+ years

The Proxyman Team has spent more than six years building network debugging tools.

Proxyman users

800,000+

Developers worldwide use Proxyman, built by the same team as TCP Viewer.

Open source

GPL v2+

Read the source, build the app, or contribute on GitHub.

Built for macOS

Native

Made for Apple Silicon Macs running macOS 15 or later.

Get started

Inspect network traffic with TCP Viewer

Download the app and see if it fits your packet workflow.