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Built for working musicians

More music.Less admin.

Manage bookings, invoices, payments and availability in minutes — not hours. Free to start, forever.

Sign up now See how it works

Free forever on Basic. 30-day free trial on every paid plan.

Save timeGet paid fasterLook professional
Calendarium dashboard showing bookings, earnings and quick actions

Your music is your business.

Run it like one.

The problem

Playing gigs is paid. Admin isn’t.

Calendarium removes the unpaid work that eats into nights off, days off and post-gig downtime.

5+ hourssaved every week on admin.
One viewfor bookings, invoices and venues.
Zero guessworkon what’s paid or outstanding.
Pro imagewith clean confirmations and invoices.

Invoices

Invoice before they forget.

Send professional invoices straight after the set and keep your place at the front of the payment queue.

  • One-off and recurring invoices
  • Paid, outstanding and overdue tracking
  • Clear records for every venue
Outstanding£450.00Warehouse Club — Weekly
Invoices screen showing paid invoices and accruing groups

Calendar

Your schedule, at a glance.

Know what’s booked, what’s coming up and where you need to be — without searching through messages.

Open Calendarium
Fri 4Warehouse Club
Fri 11Riverside Bar
Calendar screen showing July bookings and upcoming gigs

Venues

Be easier to book.

Save venue details once, reuse them forever, and keep your booking workflow moving.

Venue selection screen with saved venues

Simple pricing

Free to start. Pays for itself if you upgrade.

Basic is free, forever — full diary, invoicing and availability sharing. Upgrade to Pro or Agency for automation, Stripe payments and a 30-day free trial on us.

No card required for Basic. 30-day free trial on every paid plan.

Your music is your business.

Run it like one.

Start Calendarium free