Free Tools That Just Work
Fast, privacy-first online tools for marketers, developers, travelers, creators and everyday users.
Productivity
Useful tools for productivity work.
Markdown → Rich Text / Excel
Convert Markdown to rich text you can paste into Word, Gmail or Google Docs, or export tables to Excel.
Open tool →ICS → CSV / Excel
Convert iCalendar (.ics) files to CSV, Excel or JSON with recurring events expanded.
Open tool →Shift Calendar Generator
Generate rotating shift calendars (4-on/4-off, DuPont, Pitman or custom) and export to ICS or CSV.
Open tool →Social Media
Useful tools for social media work.
Marketing
Useful tools for marketing work.
Developer Tools
Useful tools for developer tools work.
Robots.txt Tester
Test whether a URL is allowed or blocked by a robots.txt file, applying Google's documented matching rules.
Open tool →JSON → TypeScript / Zod / Prisma
Generate TypeScript interfaces, Zod schemas and Prisma models from JSON.
Open tool →Travel
Useful tools for travel work.
EU Parcel Duty Calculator
Estimate VAT, customs duty and handling fees for low-value parcels entering the EU.
Open tool →Europe Stay Planner
Calculate Schengen 90/180-day rolling windows for visa-exempt travelers.
Open tool →Food / Hobby
Useful tools for food / hobby work.
Your files stay in your browser
Whenever possible, our tools process your data locally. Nothing is uploaded to a server unless a tool specifically requires it — and we'll always tell you.
🔒 No account
Just open the tool and start using it.
⚡ Fast
Lightweight pages, no heavy frameworks.
📱 Mobile friendly
Designed for touch and small screens first.
🆓 Free
All core tools are free to use.
🛡️ Privacy first
Local processing by default.
🧩 Expandable
New tools added regularly.
Frequently asked questions
Do I need to create an account?
No. All tools work without registration.
Is my data uploaded anywhere?
Most tools run entirely in your browser. Files you upload are processed locally and never sent to our servers.
Are the tools free?
Yes. Core tools are free. We may offer premium bulk-processing features in the future.
Can I use these on my phone?
Yes. All tools are mobile-first and work on modern mobile browsers.
Are the calculations legally binding?
No. Tools like the EU duty calculator and Europe stay planner provide estimates. Always verify with official authorities.