Bill by the Hour, Day, or Week
Track time and invoice accurately.
Automatic calculations for hourly, daily, or weekly billing. Perfect for consultants, freelancers, and agencies.
Tired of Manual Time Calculations?
Calculating billable hours, days, or weeks shouldn't be a headache.
Automatic Time Calculations
No more counting days manually or calculating hours in spreadsheets. Set your date range, choose hours/days/weeks, and Flow calculates everything automatically.
Perfect for consultants, freelancers, agencies, and anyone who bills by time. Get accurate invoices every time, without the manual work.
Everything you need for time-based invoicing
Powerful time tracking features designed for professionals who bill by the hour, day, or week.
Bill by Hour, Day, or Week
Choose your billing unit - hours, days, or weeks. Set your rate and let Flow calculate the total automatically based on date ranges.
Date Range Calculations
Select start and end dates, and we'll automatically calculate the quantity. No manual counting or spreadsheet formulas needed.
Automatic Totals
Time × rate calculations happen instantly. See your totals update in real-time as you adjust dates, rates, or quantities.
Professional Time-Based Invoices
Clear breakdowns showing dates worked, hours/days billed, rates, and totals. Your clients see exactly what they're paying for.
Fast Invoice Creation
Create time-based invoices in minutes, not hours. Perfect for consultants and freelancers who need to invoice quickly.
Accurate Billing
Eliminate calculation errors. Automatic date range calculations ensure you bill correctly and get paid for all your time.
Perfect for Time-Based Billing
Whether you're a consultant, freelancer, agency, or professional who bills by time, Flow makes it easy.
Bill clients for project work by the hour or day
Track time and invoice accurately for hourly work
Bill clients for team time spent on projects
Invoice for development work by hours or days
Track billable hours and create professional invoices
Bill for design work by the hour or day
Why Choose Flow for Time-Based Invoicing?
No more manual time calculations or spreadsheet formulas. Set your dates and rates, and we handle the math automatically.
Automatic date range calculations ensure you capture every hour, day, or week you worked. Get paid for all your time.
Clear, detailed invoices that show exactly when you worked and what you're billing for. Build trust with transparent billing.
How It Works
Getting started with time-based invoicing is simple and fast.
Enable Date Range Billing
Toggle date range mode when creating an invoice item. Choose whether to bill by hours, days, or weeks.
Set Your Dates
Select the start and end dates for the work period. Flow automatically calculates the quantity based on your chosen metric.
Enter Your Rate
Set your hourly, daily, or weekly rate. The total calculates automatically based on the date range and your rate.
Send Professional Invoice
Your invoice shows clear breakdowns: dates worked, quantity billed, rate, and total. Send to clients with confidence.
Ready to Simplify Your Time-Based Invoicing?
Join consultants, freelancers, and agencies who've ditched manual time calculations. Start invoicing accurately in minutes.