Free tools
Step-by-step guides for everyday jobs: QR codes, images, PDFs, passwords and text, using free tools that run in your browser.
- Favicon sizes in 2026 — the only files you needA clear guide to modern favicon sizes and formats, covering exactly which browser tab, phone home screen, and app icon files a website actually needs.
- How to calculate days and working days between two datesLearn how to accurately count calendar days or working days between two dates for deadlines, contracts, and planning, using a free date calculator.
- How to compare two versions of a documentLearn how to spot exactly what changed between two versions of a text, contract, or piece of code using a free online text comparison diff tool.
- How to compress images for a website without losing qualityLearn practical steps to shrink image file sizes for faster page loads, without visible quality loss, using free browser-based tools.
- How to extract pages from a PDFPull specific pages out of a PDF or split a long document into smaller files for free, using a browser-based tool with nothing to install or configure.
- How to get a color palette from any photoLearn how to extract a matching color palette from any photo for web design, branding, or home decor, and turn it into usable hex codes for free.
- How to make a PDF smaller to send by emailFix a PDF that is too large to email by compressing it properly online, with clear steps to shrink file size while keeping every page fully readable.
- How to make a QR code with your logo (free)Learn how to create a custom QR code with your logo and brand colors in minutes, using a free browser tool that needs no design skills.
- How to merge PDF files for freeCombine multiple PDF files into a single document for free in minutes, using a browser-based tool that keeps formatting, fonts, and page order intact.
- How to open and convert HEIC photos on WindowsFix "can't open this file" errors for iPhone HEIC photos on Windows with simple built-in fixes and a free browser-based HEIC to JPG converter.
- How to pick a fair random winner for a giveawayA practical guide to running fair giveaway drawings, from collecting entries correctly to picking a random winner with a free online picker tool.
- How to put your contact details in a QR codeTurn your name, phone, and email into a scannable vCard QR code so new contacts can save you instantly, straight from a business card.
- How to remove duplicates from a list of emails or keywordsA quick guide to cleaning duplicate entries out of email lists, keyword lists, or any plain text list using a free online tool, without spreadsheet formulas.
- How to remove the background from product photosGet clean, professional product photos with a transparent or white background using free tools, no photo editing experience required.
- How to save PDF pages as imagesConvert PDF pages into JPG images for free in a few clicks, whether you need a single page or an entire document turned into standalone image files.
- How to share your Wi-Fi with a QR codeSkip spelling out passwords to guests. Learn how to make a free Wi-Fi QR code so any phone can connect to your network with one scan.
- How to turn phone photos of documents into one PDFTurn multiple phone photos of paper documents into a single clean PDF for free, with tips for sharper scans and combining pages in the right order.
- How to write a Ukrainian name in Latin letters (passport rules)Learn how official Ukrainian passport transliteration converts Cyrillic names into Latin letters correctly, with the trickiest letters explained clearly.
- Social media image sizes cheat sheet (2026)A quick-reference guide to the right image dimensions for Instagram, Facebook, LinkedIn, X, and YouTube, plus free tools to resize them fast.
- Static vs dynamic QR codes: which one do you need?Understand the real difference between static and dynamic QR codes, and which type fits your project before you print anything permanent.
- Title case vs sentence case — which to use for headingsCompare title case and sentence case for headings, with clear formatting rules for each style and guidance on picking one consistently for your content.
- WebP vs JPG vs PNG: which image format to useCompare WebP, JPG, and PNG for website images and learn which format fits photos, graphics, and transparent images best.
- What size should a printed QR code be?Find the right QR code size for posters, flyers, business cards, and packaging so it scans reliably every time, with a simple sizing table.