Imprint
Last updated on June 24, 2025
About BillSplitter
BillSplitter is a specialized financial tool developed by Siempi AG to help businesses and accounting professionals accurately allocate invoices across different fiscal periods. Our calculator ensures compliance with international accounting standards including IFRS 15, German HGB, and Swiss OR regulations.
The application performs all calculations locally in your browser, ensuring complete privacy and data security. No financial data is transmitted to our servers, making it ideal for sensitive business calculations and professional accounting workflows.
Responsible for this website
Siempi AG
Mauro Miotti
Birkenstrasse 47
CH-6343 Rotkreuz
Switzerland
Email: info@siempi.ch
Commercial Register
Registered in the Commercial Register of the Canton of Zug
UID: CHE-369.093.556
Commercial Register Number: CH-170.3.042.725-7
Legal seat: Risch
Registration number: CHE-369.093.556
Technical Information
BillSplitter is built with modern web technologies including Next.js and React, ensuring fast performance and accessibility across all devices. The application is hosted on reliable infrastructure with 99.9% uptime and regular security updates.
For technical support or questions about the calculator functionality, please contact our support team through the feedback button available on the main application page.
Professional Services
Siempi AG specializes in developing innovative financial technology solutions for businesses. In addition to BillSplitter, we offer custom software development services for accounting, finance, and business process automation. Contact us to learn more about our enterprise solutions and consulting services.