Know exactly where your billable hours go.

Tabtime tracks time by browser tab group, maps it to your clients, and shows hours used against every retainer — automatically, in the background.

Runs locally · No screenshots · Cancel anytime

Retainers · July

Hours tracked vs allocated

Northwind Studio28.5 / 40h

Acme Co19.2 / 20h

Bluebird Media63.5 / 60h

Tracking now

02:14:37

Northwind Studio

Set it once. It tracks itself.

Group your tabs by client

Use Chrome tab groups the way you already do. Each group maps to a client or project.

Tabtime tracks automatically

Time is logged to the active group as you work. No timers to start, no manual entries.

See hours vs. retainer

Watch tracked hours against each retainer’s budget, so you never over- or under-serve a client.

Retainer budgets

Set a billing period and allocated hours per client. Get a clear signal before you go over.

Automatic tracking

Time follows the active tab group. Nothing to start or stop — Tabtime just runs.

Focus score

See how much of your day went to billable work versus distractions, at a glance.

Weekly reports

Export clean, client-ready summaries of hours by day, by project, and by website.

Free for your first two clients. No card required.