✍️ PursTech Blog

Tips, Guides & Tool News

Tutorials, tool guides, developer tips and product updates — written to help you work faster.

⭐ FEATUREDImage Tools9 min read

7 Best Free Background Removers in 2026 (remove.bg Alternatives, Compared Honestly)

remove.bg's free tier quietly hands back a low-resolution image, Canva locks its remover behind Pro, and PhotoRoom stamps a watermark. We compared 7 free background removers honestly — including which ones never upload your photo at all.

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Mahad Ikram
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PDF Tools8 min read

7 Best Free PDF Mergers in 2026 (No Signup, Compared Honestly)

Most free PDF mergers watermark the result, force a signup, cap you at two tasks a day, or upload your file to a server. We compared 7 honestly — including which ones never upload at all.

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Writing8 min read

7 Best Free Word Counter Tools in 2026 (Honestly Compared)

We ran the same draft through 7 popular free word counters and compared the statistics, signup walls, ads and privacy of each.

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Image Tools7 min read

7 Best TinyPNG Alternatives in 2026 (Free & Private)

TinyPNG is great — until you hit the 5 MB cap, the 20-file batch limit, or realise every image uploads to a server.

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Image Tools8 min read

How to Remove a Background in GIMP & Canva (2026)

Step-by-step background removal in GIMP — Fuzzy Select, Color to Alpha, Paths and Foreground Select.

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Writing6 min read

How to Check Word Count in Google Docs, Word & PDF (2026)

Every way to check word count in Google Docs (desktop and mobile), Microsoft Word and PDF files.

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Developer Tools6 min read

Best Free JSON Formatter Tools Online (2026 Update)

Discover the top free JSON formatter and validator tools available online. We compare speed, features and ease of use so you can pick the right one.

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Image Tools7 min read

How to Compress Images Without Losing Quality

A practical guide to reducing image file sizes for the web — which formats to use, how much compression is safe, and the free tools that do it best.

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Security8 min read

What Makes a Password Strong? The Complete 2026 Guide

Everything you need to know about creating and managing strong passwords — length, complexity, common mistakes and how to stay secure in 2026.

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Design6 min read

HEX vs RGB vs HSL: Which Color Format Should You Use?

A complete guide to web color formats for developers and designers — when to use HEX, RGB, HSL and how to convert between them instantly.

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Developer Tools7 min read

QR Codes for Business: The Complete 2026 Guide

Everything businesses need to know about QR codes in 2026 — how they work, the best use cases, design tips and how to generate them for free.

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Developer Tools6 min read

Base64 Encoding Explained: A Developer's Guide

What is Base64 encoding, how does it work and when should you use it? A practical guide for developers with real-world examples.

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Health7 min read

BMI Calculator: What Your Score Actually Means

A complete guide to BMI — how it is calculated, what the categories mean, its limitations and how to use it alongside other health metrics.

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Developer Tools6 min read

URL Encoding Explained: A Developer's Complete Guide

What is URL encoding, why it matters and how to use it correctly in web applications. Everything developers need to know about percent-encoding.

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SEO8 min read

Free SEO Tools That Actually Work in 2026

The definitive list of the best free SEO tools for keyword research, technical audits, rank tracking and content optimization in 2026.

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Writing7 min read

Word Count Guide: The Right Length for Every Platform

How many words should your content be? The definitive word count guide for blog posts, social media, emails, SEO meta tags and every other platform.

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PDF Tools7 min read

How to Compress a PDF Without Losing Quality (2026 Guide)

Reduce PDF file size by 50-90% without visible quality loss. Complete 2026 guide covering compression levels, when to use each.

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PDF Tools6 min read

Merge PDF Files Without Uploading: Privacy-First

Combine multiple PDFs into one file directly in your browser — no servers, no uploads, no privacy risks.

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Finance8 min read

Loan Calculator with Extra Payments: Real Savings Math

Adding even small extra payments to your loan can cut years off the term and save thousands in interest.

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Image Tools7 min read

WebP vs JPEG vs PNG: Which Image Format to Use in 2026

WebP produces files 25-35% smaller than JPEG at the same quality and is now supported by every browser.

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