Priyanka K

About

Priyanka K is a freelance web developer based in Chennai, India, and the founder of Mavertex. Mavertex is a collection of free online tools that are simple to use and careful with your files: most of them run entirely in your browser, and the few that need an outside service are listed in the Privacy Policy.

What Priyanka does on Mavertex

• Builds and maintains the tools.
• Writes the guides on the blog.
• Reads and answers messages sent through the contact page.

Found a mistake?

If you spot an error in a guide or a tool page, please tell us through the contact page or at info@mavertex.com. Every report is reviewed and the page is corrected when it is wrong.

Guides by Priyanka K

• How to Merge PDF Files Without Losing Quality — PDF
• JSON Formatter Explained: Common Errors and How to Fix Them — Developer
• JWT Explained: How to Read a JSON Web Token — Developer
• How DNS Lookup Works (and How to Use It to Debug Website Issues) — Network
• EMI Calculator Explained: The Math Behind Your Loan Payment — Calculators
• Base64 vs. Encryption: Why Encoding Isn't Security — Developer
• How to Compress a PDF Without Ruining the Quality — PDF
• How to Resize an Image Without Stretching It — Images
• Readability Scores Explained: What Flesch Actually Measures — Writing
• What Is a UUID, and When Should You Use One? — Developer
• Regex for Beginners: The Handful of Patterns You Actually Need — Developer
• OCR Explained: Why Handwriting Is So Much Harder Than Print — Images
• Why QR Codes Fail to Scan (and How to Make Ones That Work) — Productivity
• Why Password Length Beats Complexity — Developer
• JPEG, PNG, or WebP: Choosing the Right Image Format — Images
• Why Time Zone Maths Is Harder Than It Looks — Productivity
• Why CSV Files Break: Commas, Quotes, and Encoding — Developer
• EAN, UPC, or Code 128: Picking the Right Barcode — Productivity
• What WHOIS Tells You, and What GDPR Took Away — Network
• Percentage Change vs Percentage Points: The Difference That Costs Money — Calculators
• How to Split a PDF Without Losing Quality or Structure — PDF
• How Automatic Background Removal Actually Works — Images
• What Actually Needs to Be on an Invoice — Productivity
• Two Kinds of Summariser, and Why the Difference Matters — Writing
• camelCase, snake_case, kebab-case: Why Each Convention Exists — Developer
• Why Editing a PDF Is Harder Than Editing a Document — PDF
• How to Rotate a PDF So It Stays Rotated — PDF
• How Image Compression Works, and How Far You Can Push It — Images
• What a Grammar Checker Can and Cannot Catch — Writing
• QR Code Scams, and How to Scan One Safely — Productivity
• How to Calculate an Age Correctly (It Is Not Just Subtraction) — Calculators
• Unit Conversion Mistakes That Have Cost Real Money — Calculators
• How Text Comparison Works, and Why Diffs Sometimes Look Wrong — Developer