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Fast, focused online tools that solve everyday problems. No signup. No unnecessary complexity.
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Featured tools
Useful tools designed to get you to the answer quickly.
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Productivity
Meeting Cost Calculator
Calculate the real cost of a meeting based on attendees, hourly cost, duration and frequency.
Open tool BusinessHourly Rate Calculator
Calculate a sustainable freelance hourly rate from income goals, expenses and billable time.
Open tool BusinessSalary to Freelance Rate
Convert employee salary and benefits into a freelance hourly rate target.
Open tool BusinessFreelance Project Price Calculator
Calculate a profitable freelance project price using your hourly rate, hours, expenses and buffer.
Open tool BusinessProject Profitability
Measure project profit, margin and effective hourly revenue after labor, fees and expenses.
Open tool InternetDownload Time Calculator
Estimate download time from file size, internet speed and connection efficiency.
Open toolCategories
Compact groups for scanning the current library and what is coming next.
Recently added
New tools are added carefully, one useful page at a time.
Business
Retainer Calculator
Calculate monthly retainer pricing from reserved capacity, availability premium and discount.
Open tool ProductivityBillable Hours Calculator
Calculate billable utilization, non-billable time and revenue difference versus full utilization.
Open tool BusinessConsulting Rate Calculator
Calculate consulting hourly, day, weekly and retainer floor rates from annual revenue goals.
Open tool MoneyPlatform Fee Calculator
Calculate freelance platform fees, payment fees, net payout and required charge for a target payout.
Open tool BusinessProject Overrun Calculator
Measure how extra hours affect a fixed-price project's effective hourly rate.
Open tool MoneyProfit Margin Calculator
Calculate selling price, profit, margin and markup without confusing margin with markup.
Open toolWhy SafiTools
Small tools should solve problems cleanly.
Focused tools
Each page targets one clear job, with the calculator near the top.
Lightweight by default
No heavy search library, tracking dependency or account flow is required.
Built to scale
Shared data and components keep new calculators consistent.