KJM Session Book

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Your own account, with data completely separate from everyone else's.

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KJM Session Book 1.0

Next 7 days

Upcoming sessions

Export upcoming sessions to your calendar. For a single session, use its 📅 icon instead.

Past sessions
Earned £0.00
Mileage deductions £0.00
Expenses £0.00
Net £0.00
Scheduled future earnings £0.00

Not tax advice — for your own records; check anything you're unsure about with an accountant.

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Sessions this month

Other expenses this month

Summary P&L - last 6 months

Not invoiced £0.00
Invoiced £0.00
Paid £0.00

Invoices

Your business

Saved ✓

Bank details

Shown on invoices under "Payment details". All optional, and encrypted on the online version.

Saved ✓

Invoice settings

Prefills the due date this many days after the invoice date. Editable per invoice.
Shown on invoices only if filled in.
e.g. "INV" → INV-0007. Numbers always count up, never repeat.
Shown at the bottom of every invoice, prefilled here — editable per invoice.
Prefilled on new invoices — e.g. "Santeva Studios - INV-0007" for a group class, or "Jane Smith - INV-0007" for a 1-on-1. Always editable per invoice.
Off by default. When on, whichever of these you've filled in under Business details appears on invoices.
Saved ✓

Calendar export

Pre-selected when exporting from Schedule — you can still pick another option each time.
How the calendar invite is titled — for this session it would read "Rute - Class 9:30am".
Saved ✓

HMRC tax settings

Not tax advice — for your own records; check anything you're unsure about with an accountant.

HMRC's approved rate — 55p/mile.
Sessions within this gap, same studio and day, share one mileage charge.
HMRC's trading allowance — currently £1,000 per tax year.
Saved ✓

A one-page tax-year summary — income, costs, mileage, and trading allowance — for your accountant or self-assessment.

Account

Logged in as — your data is private to this account.

Log out if you're on a shared or public computer.

Change your password — you'll need your current one.

Updated ✓

Data & backup

Data lives only in this browser — back it up now and then.

Downloaded ✓

Export a plain spreadsheet of sessions and expenses — pick a tax year, or download everything.

Downloaded ✓

Restore from a backup file — replaces all current data, so only use it for an older backup.

Restored ✓

Studios

🔍

Clients (1-on-1)

🔍

Locations (1-on-1)

🔍

Places you teach 1-on-1s, like your home or a client's. Populates the Location dropdown — not billable studios.

Saved automatically in this browser.

Add session

extra sessions, 1 hour apart
📍
📍
Click to manage invoicing and payment in the Invoices tab.

Add studio

Address

For your records — not shown on the invoice.
Used before "- INV-0001" on invoices, instead of the studio name above. Leave blank to just use the studio name.

Price & bonus

Add client

Private — separate from session notes, never printed on invoices.

Add location

Invoice

What the client should quote when paying. Default set in Settings → Invoice settings; editable here.

Opens your print dialog. Untick "Headers and footers"; choose "Save as PDF" to keep a copy.

Studio invoice

What the client should quote when paying. Default set in Settings → Invoice settings; editable here.

Opens your print dialog. Untick "Headers and footers"; choose "Save as PDF" to keep a copy.

Tax year summary

Opens your print dialog. Untick "Headers and footers"; choose "Save as PDF" to keep a copy.

Export upcoming sessions

Exports all upcoming sessions — re-exporting may create duplicates.

Default set in Settings → Calendar export.