stacks is the all-in-one bookkeeping platform for growing businesses. Handle invoicing, expenses, client accounts, time tracking, AI-powered receipt scanning, payroll runs, and financial reporting — all from one beautiful dashboard.
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From your first invoice to year-end reporting — stacks covers every corner of your business finances so you can focus on growth.
Generate polished, branded PDF invoices in seconds. Convert tracked work sessions directly to invoices, apply tax rates, and send with automated late-payment email reminders.
Categorise every pound in and out of your business. Log expenses, income, and mileage with one tap. Set monthly budget targets and track your net profit in real time.
Snap a photo of any receipt or invoice and let our AI instantly extract the vendor name, amount, date, and category — auto-filling your expense log in seconds.
A full CRM for your business relationships. Store client details, payment terms, project notes, and billing rates. View full invoicing and payment history per client at a glance.
Track billable hours per client with precision. Log jobs, set hourly rates, and generate detailed time reports. Turn hours directly into invoices with a single click.
A premium visual calendar that shows all your shifts, jobs, invoice due dates, and payment events in one place. Plan your month and never miss a deadline.
Generate presentation-ready Profit & Loss statements, freelancer balance sheets, and cash flow forecasts. Export beautiful A4 PDF reports or spreadsheet-ready CSV files with a single click.
Create detailed pay runs directly from logged hours. Auto-calculate gross earnings, specify custom deductions (taxes, pensions), and manage a clean payment history per client.
Operate globally with confidence. stacks supports 30+ currencies with live exchange rates. Set different currencies per client and invoice internationally without friction.
Create professional invoices from scratch or convert logged work sessions instantly. Send them by email and receive notifications when they're viewed. Automated late-payment reminders chase up unpaid invoices so you don't have to.
Log income, expenses, and mileage in seconds. Set budget targets for the month and track your actual vs planned spending with visual bar charts. The AI receipt scanner makes logging a photo away.
A modern CRM built for SMBs. Store business names, contacts, payment terms, and billing rates for every client. See their full invoice history, outstanding balances, and recent activity — no spreadsheets needed.
Get a complete, visual view of your business health. stacks auto-compiles your Profit & Loss statements, freelancer balance sheets, cash flow forecasts, and estimated tax summaries directly from your logged activities. Export to standard spreadsheet formats (CSV) or beautifully formatted PDF reports with a single click.
Stop calculating your monthly pay runs manually. stacks scans your logged hours, matches them against client billing rates, and builds pay run statements in seconds. Track gross vs net, add custom deductions (taxes, pensions), and maintain a clean payment history per client.
The stacks AI Receipt Scanner uses Google's Gemini AI to read and extract data from any receipt, bill, or invoice photo. No manual entry. Just point, shoot, and let it fill in the form.
No hidden fees, no feature gates, no surprises. Start free for 30 days.
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Everything in the free trial, plus:
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Join small and medium businesses using stacks to save time, get paid faster, and understand their numbers.