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First report after Q1 2027 closes.

Until a group is large enough to hide everyone in it, we publish nothing. No placeholder figures, no early peek.

Earliest: 1 May 2027

How a number gets here

  1. Your laptopWorks out a short message on your own machine. You read it before anything is sent.
  2. The messageLaptop class, RAM tier, verdict and four ranges. No ID, no date, no exact numbers.
  3. CountersIt is added to counters and not stored as a row. Each network counts once a quarter.
  4. The quarter closesThen 30 more days pass, so no live counter can be compared with an earlier copy.
  5. PublishedA group from 10 contributions. A split from 50.

The message is small and has no name on it.

What the message holds

  • Laptop class, like MacBook Pro with a Pro chip
  • Memory tier, like 24 GB
  • The verdict
  • Four ranges: memory pressure, swap, graphics, processor

What it never holds

  • An ID or a date
  • Your IP address
  • The exact model or any exact number
  • A link to a shared report

You tick the box yourself, in baseline share or baseline contribute. Both show the exact message first. What is stored, in full.

Small groups stay hidden.

Under 10

Not shown. Not even as a number.

10 or more

Shown as a range. No split yet.

50 or more

Split only if no value is above 90% or below 10%.

The three rules, drawn without data.

We publish no totals across laptop classes or memory tiers, so a hidden group cannot be worked out by subtraction.

A quarter is published 30 days after it ends.

Every quarter follows the same three steps.

Contributions cannot be verified and anyone could inflate them, so the figures are indicative. These are people who chose to measure.

Count your laptop in.

After your report, baseline share asks once. The box is off unless you tick it. baseline contribute does only this, with no public link.

Free to use once published, under CC BY 4.0. Do not resell the raw files.

Get SizeMyLaptop

  1. Open Terminal

    Press Command and Space, type Terminal, press Return.

  2. Paste it and press Return

    One command installs the tool, checks its checksum, then starts recording. No password, no admin rights.

    curl -fsSL https://sizemylaptop.com/install.sh | bash -s -- --start

    Rather read it first? Download it, read it, then run it:

    curl -fsSLO https://sizemylaptop.com/install.sh && less install.sh && bash install.sh --start
  3. Done. Keep working as usual.

    After one to two weeks, run baseline report in Terminal (the installer prints the exact command). It stops recording by itself after 14 days and the report opens in your browser.

Free. Nothing leaves your Mac unless you click Share or tick Statistics. No password, no admin rights. Needs Python 3 (a Mac without it shows Apple's one-time install window); installs nothing else.