
Claimio – AI Expense Management
AI expense management for UK small businesses
Built Claimio after a friend's business was still doing expenses over WhatsApp in 2024.
What it does:
- Employees scan receipts with AI, admins approve in one tap
- Reimbursements happen automatically via Stripe (no manual bank transfers)
- Live GPS mileage tracking for HMRC-compliant claims
- Integrates with Xero, QuickBooks, Sage
Tech stack:
React Native (Expo SDK 52), Next.js 15, Firebase, Azure Functions, Stripe Connect, RevenueCat, OpenAI GPT-4 Vision for receipt OCR
Current status:
iOS live with 7-day free trial. Working on getting first 50 paying customers.
App Store: https://apps.apple.com/gb/app/claimio/id6762166701
Happy to answer questions about the tech, the UK expense management space, or building with Expo + Firebase + Azure.
About
A friend's business was still doing expenses over WhatsApp voice notes in 2024. Employees waited weeks to be reimbursed, finance managers chased receipts manually, and everyone hated the process. Claimio eliminates that

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