Connected to everything
you already use
Banks, payment processors, tax authorities, messaging apps, AI assistants, and five accounting platforms you can migrate from. All included. All free.
Banking
Connect your bank or upload statements. Transactions sync and categorise automatically.
Revolut Business
Direct connection to Revolut Business — every currency account syncs daily, incoming payments match invoices automatically.
Starling Bank
Direct connection with a read-only token you create yourself. Daily sync, no aggregator, no 90-day reconsent.
Mercury
US business banking. Connect with your API token and transactions flow straight into your books.
Stripe Treasury
Bank account inside Stripe. Sync card spend, transfers, payouts, and multi-currency balances automatically.
Wise Business
Multi-currency business banking. Sync balances and transactions across 40+ currencies automatically.
CSV / PDF Import
Upload bank statements from any bank worldwide. AI detects the format and extracts every transaction.
Payments
Track every payment, fee, and payout automatically.
Stripe
Syncs charges, fees, and payouts as separate transactions. Automatic reconciliation with your bank.
Government
Direct connections to tax authorities and company registries.
HMRC MTD
Submit VAT returns directly to HMRC via Making Tax Digital. OAuth connection with automatic token refresh.
Companies House
Auto-fetch company details, directors, SIC codes, and sync filing deadlines for UK companies.
Messaging
Talk to Finn from the apps you already use. Send receipts, ask questions, get answers.
Snap a receipt and send it to Finn. Ask about expenses, deadlines, or VAT. Voice messages supported.
Slack
Ask Finn questions from your workspace. Upload documents. Get instant answers without leaving Slack.
Telegram
Chat with Finn on Telegram. Forward receipts, ask about your books, use voice messages.
Email Forwarding
Forward receipts and invoices to documents@accounts-os.com. Finn processes them automatically.
Microsoft Teams
Chat with your AI accountant directly in Teams.
AI Assistants
Query your books from your favourite AI tools via MCP and CLI.
Claude Desktop
Access your full accounting data from Claude via MCP. Query transactions, check deadlines, create invoices.
AccountsOS CLI
npm install -g @thriveventurelabs/accountsos. Query your books from the terminal. Pipe JSON into scripts.
ChatGPT
Access your books from ChatGPT via Model Context Protocol.
Meetings & Notes
Your meeting notes update your sales pipeline. Finn reads them and proposes the deal updates — you confirm.
Granola
Granola takes the notes on your calls. AccountsOS pulls them onto the deal and Finn proposes updates — value, confidence, next action, stage.
Notion
Keep call notes and client docs in Notion. AccountsOS finds the pages matching the deal's contact and Finn runs the same ingest.
Google Workspace
Connect Gmail and Google Sheets for document processing and data export.
Gmail
Connect your Gmail to automatically process invoices and receipts from your inbox.
Google Sheets
Export transaction data, reports, and summaries to Google Sheets for custom analysis.
Migration
Switch from your current accounting platform in minutes. Upload your export file and Finn maps everything.
Xero
Import your Xero chart of accounts, transactions, and contacts. AI maps categories automatically.
QuickBooks
Export from QuickBooks, upload to AccountsOS. Date formats and multi-currency handled automatically.
FreeAgent
Migrate from FreeAgent with counterparty extraction and category mapping.
Sage
Import Sage exports with automatic account code mapping to UK GAAP categories.
QuickFile
Switch from QuickFile with full transaction and category import.
Bank-grade encryption
AES-256 encryption at rest. TLS 1.3 in transit. API keys and OAuth tokens encrypted before storage.
EU data residency
All data stored in EU data centres (AWS eu-west-2). GDPR compliant. No third-party data sharing.
No extra cost
Every integration is included free for 14 days. No per-connection fees. No premium tiers.
Stop manually importing spreadsheets
Connect your bank, forward your receipts, and let Finn handle the rest. Free for 14 days. No credit card required.
Get Started Free