Klex Books app icon

For iPhone, iPad and Mac

The back office for the solo entrepreneur.

Clients, scheduling, time tracking, invoices and expenses — everything your one-person business runs on, in one simple app.

Coming soon to the App Store

Features

Everything behind the work

Clients

Keep contact details, addresses, notes and files for every client, and save them to Contacts so you know who's calling.

Scheduling

Book jobs on a calendar that sits alongside the calendars you already use, so you can schedule around the rest of your life.

Time clock

Clock in and out of jobs with one tap, and keep an eye on the running clock from your Lock Screen.

Invoices & payments

Turn your hours and line items into a clean invoice, then record payments as they come in.

Expenses & mileage

Log business expenses as they happen, and let round-trip mileage to each job add itself.

Drive time

See how long it'll take to get to your next job, and get a heads-up when it's time to leave.

Your books stay yours

No account to create and nothing to sign in to. Your data lives on your devices and syncs through your own iCloud — we never see it.

Read the privacy policy →