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Try to guess today's secret combination before time runs out! A new logic puzzle every day.
Discover the real cost of your mortgage: view monthly payments, interest, and total fees. Simulate partial repayments and instantly see how costs and duration change.
Find the secret number across changing ranges! Unlock new challenges, beat your records and tackle Boss mode to prove who’s the real champion!
Calculate your Body Mass Index (BMI): get adult categories and dedicated percentiles for children!
Keep score for any game quickly and easily. Add players, update scores, and enjoy the match without distractions!
Compare texts and files instantly! Quickly spot differences, additions, and deletions with a clear interface and two side-by-side editors.
Optimize your leave with a smart algorithm: find the most profitable long weekends and plan maximum time off with minimum leave days.
Instantly see how much time has passed or is left between two dates: perfect for countdowns and events!
Merge multiple PDFs into a single file, right in your browser: reorder, rotate, check pages and size, and save the result to the Workspace.
Measure time with precision: activities, subtasks and manual sessions. Clear reports and instant totals to understand where you invest your hours.
New additions
Encode and decode text, files and images to Base64. Data URI output, URL-safe, MIME wrapping. All in the browser, no upload.
Open, write and export .md files with live preview, math, diagrams and PDF/DOCX/HTML export — entirely in your browser.
Calculate the real cost of your car loan, including down payment and balloon payment. Compare offers and find the repayment plan that works best for you.
Discover the real cost of your personal loan: monthly payment, APR, and total fees at a glance. Compare offers and find the most affordable option.
Combine JPG, PNG, HEIC and other formats into a single PDF. Reorder, rotate and customize before exporting.
Optimize your leave with a smart algorithm: find the most profitable long weekends and plan maximum time off with minimum leave days.
Maximize the yield of your panels by minimizing waste. Calculate the optimal cutting plan in seconds.
Create custom QR codes in seconds for links, vCards, Wi-Fi, and more.
Extract and save all the pages of your PDF document as JPG, PNG, or WEBP images.
Try to guess today's secret combination before time runs out! A new logic puzzle every day.