Blog
Practical guides: how to get things done with free tools, which AI to pick, and how to run a website without wasting money.
- Coursera vs Udemy vs Preply, where to learn onlineCompare Coursera, Udemy, and Preply to decide which online learning platform fits your goals, from structured certificates to live tutoring.
- 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 long should a blog post be?Find the right blog post length for your topic and search intent, with practical guidance on word counts, structure, and free tools to check your draft.
- 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 create a strong password you can actually rememberLearn how to build strong, memorable passwords using passphrases and a free password generator, and avoid the habits that make accounts easy to break into.
- 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 meta title and description that get clicksLearn how to write meta titles and descriptions that rank well and earn clicks in search results, with practical rules and a free preview tool.
- 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.
- Robots.txt in the AI era, should you block AI crawlers?Understand what robots.txt controls, how AI crawlers differ from search bots, and how to decide whether to allow or block them on your site.
- Schema markup for beginners, what to add and whereA beginner-friendly guide to schema markup, what it does for SEO, which types matter most, and how to generate and add it to your pages for free.
- 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.
- The Pomodoro technique, a practical guideLearn how the Pomodoro technique works, why short focused sessions beat marathon work blocks, and how to set it up with a free online timer.
- 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.