Unlocks the whole interactive site — the live reader, calculators, the Industry Dirty Secrets file, and newsletter, kept current as content is updated. Cancel anytime.
$7.42 USD a month, billed annually — 6 months free vs. paying monthly. Or $14.99 USD month to month.
Chromatest is our sister company — a testing lab, not an independent endorsement of these books.
“Ten checks, in order” — and the other entries in Industry Dirty Secrets, every comparison, mechanism and how-to-tell. It opens with the first payment below.
One payment covering the year — it works out at $7.42 USD a month.
Rolls month to month and stops when you do — suited to a defined research window as much as ongoing use.
Yes — from Manage billing on your account page, in a couple of taps. Access runs to the end of whatever period you've paid for, and nothing renews after that.
Everything listed above, on both plans — the two rates unlock identical access. There are no tiers, add-ons, or per-book charges behind the membership.
The whole site is built for it — the reader, the calculators, and the Dirty Secrets file all run in the browser on phone, tablet, or desktop. Nothing to install.
