Automated Invoice Split Calculator
BillSplitter helps you split invoices across fiscal periods accurately and effortlessly. Built for finance professionals and businesses. Fast, simple, precise.
No signup required • 100% free
Why BillSplitter?
Professional invoice allocation made simple and compliant
Accurate Period Allocation
Automatically calculate how much of an invoice belongs to each fiscal period — no more manual errors. Learn more about expense recognition.
Prepaid Expenses & Deferred Revenue
Supports allocation aligned with IFRS 15, HGB, and OR standards for clean, compliant bookkeeping. In line with IFRS 15 standards.
No Login. No Data Storage.
Use BillSplitter instantly without creating an account. Your data stays secure and private. Read more about our privacy policy.
Start Splitting Invoices Now
Launch the calculator and automate your revenue and expense allocations within seconds.
Day-accurate
No signup
IFRS 15 compliant
Frequently Asked Questions
Get answers to the most common questions about our invoice splitting tool.
BillSplitter calculates proportional allocations based on the exact number of days in each fiscal period. It divides the total invoice amount by the number of days in the service period, then multiplies by the days in each fiscal year or period.
No, BillSplitter is completely account-free. You can use it instantly without signing up, creating a password, or providing any personal information. Your data is processed locally and never stored on our servers.
Yes, BillSplitter supports multiple splitting options. You can allocate invoices across yearly, quarterly, or monthly periods depending on your accounting and reporting needs.
BillSplitter provides highly accurate calculations down to the day, with proper rounding to the decimal place of your choice. Any minor rounding differences are automatically adjusted to ensure the total always matches your input amount.
Still need help?
Our team responds within 4 hours on business days.