Send your web page. See which part each person read.

HTMLRadar sends the page you or your AI made to the investors, clients and colleagues you choose. They open it without signing up. Update it later on the same link.

Make a tracked link

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Two tracked links, free. No credit card.

What you see when someone reads what you sent.

  1. Sent to marc@halbrook.vc
  2. Opened
  3. Read

First read · 09:14

marc@halbrook.vc opened Seed deck, Q2

Problem38s

Traction4m 12s

The ask1m 10s

Link for Halbrook

An engraved study: a scholar at his desk measures a chart with dividers beside a globe, a model sailing ship hangs from the ceiling, and a lodestone floats in a basin of water on the floor.
Plate I. The Invention of the Compass. Collaert after Stradanus, about 1600.

The film · 1 minute

Wenceslaus Hollar’s etching of a warship tipping into the trough of a wave, other ships scattered across a rough sea.
Plate II. Warship in the Trough of a Wave. Hollar, 1665.

The problem

Today, you send it and hope.

You attach the deck or paste a link, then wait. Did they open it? Read it? Forward it? You won’t know until they reply, if they ever do.

How it works

Most analytics tell you someone opened it. HTMLRadar tells you which section they stayed in, and for how long.

A link per person, a one-time code sent to the reader’s inbox, access for their company only, an expiry, and a switch that turns it off.

decks.yourcompany.com/r/seed-deck-q2v3Same link · version 4

Deck

Seed deck, Q2

  • Problem–
  • Product–
  • Traction–
  • Market sizing–
  • The ask–

Nobody has read it yet

Gatehalbrook.vc only

Who can open it

Company onlyhalbrook.vc
E-mail gateOn
Expires31 Oct 2026
LinkOn

A forward to t.kerr@gmail.com meets the gate: only halbrook.vc addresses can open this link.

Who read it

Readermarc@halbrook.vc
Opened09:14
Time–
Longest on–

Versions on this link

Version 4today 10:38Live
Version 326 Sep 16:05
Version 224 Sep 11:20
Version 122 Sep 09:02
Example data. Try the switch.

An e-mail the moment it is first opened, then the time spent on each section.

decks.yourcompany.com/r/seed-deck-q2v3Same link · version 4

Deck

Seed deck, Q2

  • Problem0:38
  • Product1:24
  • Traction4:12
  • Market sizingSkipped
  • The ask1:10

marc@halbrook.vc · 7m 24s

Gatehalbrook.vc only

Who can open it

Company onlyhalbrook.vc
E-mail gateOn
Expires31 Oct 2026
LinkOn

A forward to t.kerr@gmail.com meets the gate: only halbrook.vc addresses can open this link.

Who read it

Readermarc@halbrook.vc
Opened09:14
Time7m 24s
Longest onTraction, 4m 12s

Versions on this link

Version 4today 10:38Live
Version 326 Sep 16:05
Version 224 Sep 11:20
Version 122 Sep 09:02
Example data. Choose a reader.

marc@halbrook.vc read for 7m 24s, longest on Traction. Skipped Market sizing. Tap a reader to see theirs. Example data.

Replace it on the same link, from the dashboard or by your agent, and everyone sees the new version.

decks.yourcompany.com/r/seed-deck-q2v4Same link · version 4

Deck · v4

Seed deck, Q2

  • Problem–
  • Product–
  • Traction–
  • Market sizing–
  • The ask–

Version 4 is live on the same link

Gatehalbrook.vc only

  • marc@halbrook.vcLink for Halbrook CapitalRead 7m 24s · longest on Traction
  • ines@halbrook.vcLet in by company-only accessRead 2m 30s · longest on The ask

Who can open it

Company onlyhalbrook.vc
E-mail gateOn
Expires31 Oct 2026
LinkOn

A forward to t.kerr@gmail.com meets the gate: only halbrook.vc addresses can open this link.

Who read it

Readermarc@halbrook.vc
Opened09:14
Time–
Longest on–

Versions on this link

Version 4today 10:38Live
Version 326 Sep 16:05
Version 224 Sep 11:20
Version 122 Sep 09:02

Version 4 goes out on the same link, today at 10:38. Example data.

Everything a link can do

decks.yourcompany.com/r/seed-deck-q2v3Same link · version 4

Deck

Seed deck, Q2

  • Problem–
  • Product–
  • Traction–
  • Market sizing–
  • The ask–

Nobody has read it yet

Gatehalbrook.vc only

Who can open it

Company onlyhalbrook.vc
E-mail gateOn
Expires31 Oct 2026
LinkOn

A forward to t.kerr@gmail.com meets the gate: only halbrook.vc addresses can open this link.

Who read it

Readermarc@halbrook.vc
Opened09:14
Time–
Longest on–

Versions on this link

Version 4today 10:38Live
Version 326 Sep 16:05
Version 224 Sep 11:20
Version 122 Sep 09:02
Example data. Try the switch.
One link to Seed deck, Q2: who got in, how it was read, then version 4 on the same link. Example data.
  1. Send the Acme proposal to jane@acme.com, and ask for her e-mail.

    share_htmlLink for jane@acme.com · e-mail gate on

  2. The next morning

    Did anyone read the Acme proposal?

    get_share_activityjane@acme.com read it for 6m 02s, longest on Pricing.

Claude sends it, and tells you who read it. Example data.

Team plan

Your company’s web pages, in one place.

Who sent what, who read it, and which parts they read.

See how teams work

Questions

What is HTMLRadar?

HTMLRadar is how a web page reaches the people it is for. It is for anyone who sends one to named people outside their company and needs to know how it was read. It is not a general document store or a data room.

Do readers need an account?

No. Readers need no account and nothing to install.

What do you record about my readers?

We record who opened it, when, for how long and which sections. We never record what a reader types or where they point; we only count whether the page is being read. No third-party trackers, and readers’ network addresses are not stored.

Can I change the page after I send it?

Yes. Replace it on the same link, from the dashboard or by your agent, and everyone sees the new version.

How is this different from sending a PDF?

A PDF is frozen the moment you send it, and tells you nothing. A web page fits any screen, can be interactive, and can be replaced on the same link after you send it. HTMLRadar also shows you how it was read. Have a PDF? We turn it into a page. See six examples.

Call while the deck is still open.

Follow up on the section they stayed in longest.

An engraving of a rider at full gallop, one arm raised with a whip, his cloak streaming behind him.
Plate III. The Little Courier. Dürer, about 1496.