In-browser web tools. Everything runs locally in your browser.

• QR Code

  Paste a link and download a QR code, with optional label or center logo

• 401(k) Growth

  Project 401(k) growth with max contributions, then compare taking a loan you repay to yourself

• Inflation Calculator

  See what a dollar amount from any year since 1913 is worth today—or any year in between—using BLS CPI data

• GIF Slicer

  Turn a GIF or video into a trimmed, captioned GIF in your browser

• Interest Return

  Compare lump-sum growth, simple vs compound, savings APR, and stepped rates over time

• SVG to PNG

  Convert SVG markup or files to PNG in your browser

• Suko Solver

  Brute-force solver for newspaper Suko puzzles