InvBAS

Invoices, expenses and BAS records on iPhone.

A local-first app for Australian sole traders and small businesses. Create invoices, preview PDFs, track expenses, review GST/BAS summaries, and keep owner drawing and personal super records on your device.

Download on the App Store How records stay local

InvBAS home screen showing BAS due, open invoices, GST set aside, and quarterly summary.

InvBAS invoices screen showing invoice status, preview, share, and send actions.

10 customers free forever Upgrade to Pro only when you need unlimited saved customers.

Local-first records No InvBAS login and no custom cloud account in this version.

PDF invoices Preview and share professional invoice PDFs from your phone.

Invoices that are ready to send.

Create customer invoices, edit them when needed, preview the PDF, then share it straight from iOS.

Professional black-and-white PDF layout
Business and customer details included
PayID or bank details shown from your profile
Non-GST registered businesses show no GST charged

INVOICE HARBOUR LANE STUDIO ABN 12 345 678 901 Bill to Blue Gum Office Co.

INV-1027 Total due $680.00

Monthly admin package1$680.00$680.00

Total due $680.00

Not registered for GST. No GST has been charged.

One place for the records a small operator actually checks.

InvBAS keeps the core workflow focused: money in, money out, GST/BAS visibility, and owner records.

InvBAS Money screen showing owner pay planner, expenses, drawings, super and GST reserve. — Money planner

InvBAS Tax screen showing GST method, BAS estimate, annual snapshot, and readiness checks. — GST / BAS summary

InvBAS Pro screen showing monthly and yearly subscription options. — Pro when needed

Your records stay on your device.

InvBAS stores business records locally on your iPhone. You can export a backup file when you want to move records to another device.

No InvBAS account required
No custom cloud database in this version
Manual backup and import
Privacy and terms pages ready for review

Customers and items

Save customers and invoice items so repeat work is faster to enter.

Expenses

Record supplier expenses and GST credit amounts for your own records.

Owner drawings

Keep personal drawings separate from deductible business expenses.

Personal super

Track contribution amounts and notice status alongside your business records.

Free forever. Pro when the customer list grows.

Start with the full local record workflow and up to 10 saved customers. Pro unlocks unlimited saved customers through the App Store.

Free

Up to 10 saved customers forever.

InvBAS Pro Monthly

A$4.99

Unlimited saved customers. Auto-renewable monthly subscription.

InvBAS Pro Yearly

A$39.99

Unlimited saved customers with yearly billing through the App Store.

Clear boundaries.

InvBAS helps organise records. It does not replace professional advice or government lodgement systems.

Record keeping only

Use InvBAS to keep your own business records organised.

No tax advice

InvBAS does not provide tax, legal, accounting, or financial advice.

No ATO affiliation

InvBAS is not affiliated with the Australian Taxation Office.

No BAS lodgement

InvBAS does not lodge BAS or tax returns. You remain responsible for lodgement.