PUBLISHED TOOL DIRECTORY
Useful tools, ready when you are.
Every card opens a working workspace. Pick the job, use the tool, and move on.
LIVE DIRECTORY
Pick a tool. Get it done.
Accounts Receivable Days Planner
Create a bounded, browser-local accounts receivable days planner with visible assumptions, review guidance, and downloadable output.
Accounts Receivable Turnover Calculator
Measure credit-sales turnover and implied collection days from average receivables.
Acid Base Titration Calculator
Calculate acid base titration with guided inputs, visible equations, substituted working, and model assumptions.
Acid Dissociation Constant Calculator
Calculate acid dissociation constant with guided inputs, visible equations, substituted working, and model assumptions.
Acoustic Impedance Calculator
Calculate ideal specific acoustic impedance from density and longitudinal sound speed.
Action Item Tracker
Create a formula-protected action tracker with owners, due dates, priority, and status.
Ad Copy Character Counter
Compare supplied ad copy with an explicit character limit and report transparent measurements.
Add Days Calculator
Create a bounded, browser-local add days calculator with visible assumptions, review guidance, and downloadable output.
Add Password to PDF
Create an AES-256 encrypted PDF copy with a confirmed opening password.
Add PDF Digital Stamp
Add a clearly disclosed non-cryptographic operational stamp to selected pages.
Add PDF Header and Footer
Overlay bounded header, footer, and optional page-number tokens on every page.
Add PDF Page Numbers
Add sequential visible page numbers with a chosen start, format, and page-edge position.