WellyBox offers features such as scanning and organizing paper receipts, auto-downloading receipts from email, and syncing documents with accounting apps. Users can easily find and download their receipts, be prepared for tax audits, and sync their documents to cloud storage solutions. WellyBox also provides a secure way to scan receipts using WhatsApp and allows users to send receipts to their accountants directly from the platform. It aims to simplify receipt management and improve productivity for businesses and individuals.