Practical guides on getting real work done with browser-based tools. Every guide below is written around tools that run locally — no software to install, no account to create, and nothing you type sent anywhere.
A practical guide to formatting, converting, encoding and debugging data using free browser-based developer tools — no installs, no accounts, nothing uploaded.
Read the guide →Clean up copy, count words accurately, format lists and turn rough drafts into something publishable — with free browser tools that never upload your text.
Read the guide →Percentages, discounts, tips, loans, dates, BMI and unit conversions — free browser calculators that show their reasoning and never save your input.
Read the guide →Compress, resize and prepare images, and generate CSS effects, palettes, contrast checks and favicons without installing Photoshop or a design suite.
Read the guide →Scientific notation, decimals to fractions, prime checking, factorials and GCF/LCM — free browser tools for the number work that is easy to get wrong.
Read the guide →Generate passwords, build QR codes, run timers and clocks, and decode binary, hex and cipher text — all with free browser tools that upload nothing.
Read the guide →The blog covers strategy; the tools themselves live in the directory. Use the search box in the header, or browse all 97 tools.