Pricing
Cognitive Ledger is free to install from the Chrome Web Store. An optional £9.99 / year subscription is a supporter tier — it helps fund continued development and maintenance. It is not required to use the extension.
Capabilities
- Sessions — Active and completed sessions with metrics above.
- Intent — Coarse categories from built-in domain rules and user domain → intent map; optional bookmark hostname import and optional Tranco CSV paste or fetch (tranco-list.eu).
- Reports — Daily insight (yesterday) and trends / two-day compare (local).
- Export — JSON download from Options.
Free and Premium
Free
Extension
- Session ledger in the popup; intent map and optional imports; nudges; JSON export.
- Trends, rollups, two-day compare, on-page day totals and breakdowns.
Daily insight (yesterday)
- Stat cards; outcomes chart; short narrative; partial methodology.
- Open from popup: up to once per calendar day per profile.
Premium
Adds on the daily insight page:
- Fragmentation, intent, and domain-by-time charts.
- Per-session table; extra commentary; full methodology notes.
License via checkout when enabled; Options includes a local Premium preview for testing.
Install
Chrome Web Store listing (or equivalent for your Chromium browser). Confirm publisher Berta / Rondanini Publishing Ltd before installing.
Privacy
No extension backend for the ledger; domains only; details in privacy overview.
Documentation & support
User guide — popup, options, permissions, reports.
Support — contact and support URL for store listings: https://cognitiveledger.berta.one/support.html