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Learn to get the most from file conversion tools. Free tutorials, comparisons, and step-by-step guides.

How to Encode and Decode Base64 Online (Free) — And Why It Isn't Encryption

Convert text or files to Base64 and back in seconds — plus why Base64 only obscures data instead of protecting it, and where it actually shows up in everyday dev work.

👤 FileConvy Team📅 July 12, 2026⏱️ 5 min read

📚 All Posts 📄 PDF Tips 🖼️ Image Tools ⚡ Developer 🎓 Tutorials ⚖️ Comparisons

comparison⏱️ 5 min read

MD5 vs SHA-1 vs SHA-256 vs SHA-512 — Which Hash Should You Actually Use?

The four hashes look interchangeable until you need one for the right job. Here's what each is actually safe for in 2026, and where MD5 will quietly bite you.

#md5 vs sha256#hash algorithm comparison#sha1 vs sha256

July 13, 2026Read more →

dev⏱️ 5 min read

How to Decode a JWT Token Online (Free) — What Header, Payload, and Signature Actually Mean

Paste a JWT and see its header, payload, and signature broken down instantly — plus what each claim means, why decoding isn't the same as verifying, and when a token is actually expired.

#jwt decoder#decode jwt online#jwt token

July 11, 2026Read more →

tutorial⏱️ 5 min read

How to Extract Text from an Image or Scanned PDF for Free (OCR Guide 2026)

Turn a photo, screenshot, or scanned PDF into text you can actually copy, edit, and search. Free OCR that supports English, Urdu, Arabic, and Hindi — no software install.

#ocr#extract text from image#image to text

July 9, 2026Read more →

image⏱️ 5 min read

The Right Image Size for Every Social Platform (2026 Guide) — Instagram, LinkedIn, X, Facebook, YouTube

The exact pixel dimensions for profile photos, covers, posts, and stories on every major platform — plus how to resize and crop your image to fit, free, in under a minute.

#image size guide#social media image size#instagram image size

July 9, 2026Read more →

tutorial⏱️ 5 min read

How to Make a QR Code for Free — No Expiration, No Signup (2026 Guide)

Create a QR code for a URL, WiFi network, or plain text in seconds. Free, unlimited, and permanent — unlike generators that quietly expire your code after a trial period.

#qr code generator#free qr code#qr code no expiration

July 8, 2026Read more →

pdf⏱️ 5 min read

How to Password Protect a PDF for Free (No Software Needed) — 2026 Guide

Add a password to any PDF in seconds to stop unauthorized viewing, printing, or copying. Free, browser-based, no signup — plus how to remove a password when you no longer need it.

#password protect pdf#protect pdf#encrypt pdf online

July 7, 2026Read more →

tutorial⏱️ 4 min read

How to Convert PDF to JPG (and Back) — Free, No Software Needed

Turn any PDF page into a JPG image, or combine JPGs into a single PDF, in under a minute. No installs, no watermark, no account required.

#pdf#jpg#convert

July 4, 2026Read more →

comparison⏱️ 6 min read

PNG vs JPG vs WebP: Which Image Format Should You Actually Use in 2026

A practical, no-nonsense guide to choosing between PNG, JPG, and WebP — with real file-size numbers, a decision flowchart, and free tools to convert between them instantly.

#image format#png#jpg

July 3, 2026Read more →

General⏱️ 7 min read

Your Phone Can Handle That PDF — Here's How

Most PDF tasks people think require a laptop can be done in seconds from a phone browser. No app download needed. Here's what actually works on mobile.

#pdf#mobile#productivity

April 19, 2026Read more →

General⏱️ 8 min read

PDF Tools Every Business Team Actually Needs (And How to Use Them)

From contracts and invoices to HR files and client reports — here's how different business teams handle PDF workflows without wasting hours on manual work.

#pdf tools#business#workflow

April 16, 2026Read more →

General⏱️ 4 min read

Your CV is a PDF — That's Probably Why You're Not Hearing Back

Most job applicants send their CV as a PDF without thinking twice. Here's why that might be quietly killing your chances — and what to do about it.

#career#cv tips#job search

April 12, 2026Read more →

General⏱️ 7 min read

How to Add Watermark to PDF Free Online (2026 Guide)

Learn how to add text or image watermarks to your PDF files for free online. Step-by-step guide with tips on protecting your documents — no software needed.

#pdf#watermark#pdf tools

April 8, 2026Read more →

pdf⏱️ 6 min read

How to Compress PDF Without Losing Quality — Free Online 2026

Learn how to compress PDF files without losing quality for free online. Reduce PDF file size by up to 80% while keeping text sharp and images clear. No software needed.

#compress pdf#reduce pdf size#pdf compressor

April 7, 2026Read more →

dev⏱️ 6 min read

Best Free Developer Tools Online 2025 — JSON, Base64, UUID & More

Discover the best free online developer tools in 2025. JSON formatter, Base64 encoder, URL encoder, UUID generator, password generator, QR code maker and more. No signup required.

#developer tools#free dev tools#json formatter

April 6, 2025Read more →

pdf⏱️ 6 min read

How to Convert PDF to Excel Free — Extract Tables Online in 2025

Learn how to convert PDF files to Excel spreadsheets for free online. Extract tables, data, and numbers from any PDF into editable XLSX format. No software needed.

#pdf to excel#extract tables from pdf#pdf converter

April 6, 2025Read more →

image⏱️ 6 min read

How to Remove Background from Images Free — No Photoshop Needed

Remove background from any image for free online in seconds. Works on photos, logos, product images and more. No Photoshop, no software download, no signup required.

#remove background#background remover#transparent background

April 5, 2025Read more →

pdf⏱️ 5 min read

How to Merge, Split, and Compress PDF Files Online — Complete 2025 Guide

Learn how to merge multiple PDFs into one, split large PDFs into separate pages, and compress PDF file size for free online. No software needed, works on any device.

#merge pdf#split pdf#compress pdf

April 4, 2025Read more →

image⏱️ 4 min read