The UtilityApps Blog
Deep dives, calculators, and practical tutorials for the tools you actually use. Free, no signup, written by people who use them daily.
SEO Tools
How to write meta descriptions that get clicks — the ideal length, copywriting formulas, common mistakes, and why CTR matters more than rankings.
DEV-MID · rectangleThe honest answer to ideal blog post length — what the data shows, why word count is not a ranking factor, and how to find the right length for your topic.
Compress videos for email, social and the web without a visible quality drop — what bitrate, resolution and codec actually do, and a free in-browser tool.
A practical guide to picking the right image format. When to use JPG vs PNG vs WEBP — with file size comparisons, browser support, transparency, and a decision flowchart.
A developer's guide to UUID versions — how v1, v4 and v7 differ, why v7 is the modern default for database keys, and when each one is the right choice.
The exact image dimensions every social platform recommends in 2026 — Instagram, Facebook, Twitter/X, LinkedIn, Pinterest, YouTube, TikTok — plus how to resize without losing quality.
Heavy images are the number-one cause of slow WordPress sites. Here's the practical guide to compressing images for WordPress — plugin vs manual, target file sizes, and PageSpeed wins.
AI image upscaling regenerates plausible detail when you enlarge a photo. Here's how it works, when it produces magic, and when traditional resizing is the better choice.
A practical guide to watermarking photos for free — text vs logo, where to place it, opacity choices, and the fastest way to watermark a whole folder at once.
A side-by-side comparison of the best free meme generators online — Imgflip, Kapwing, Make a Meme, and UtilityApps. We tested them on the classics and found the winner.
Tip math, sales tax, percent change, percent off, exam scores, and more — with the formulas and a sanity-check shortcut for each.
BMI is the most-used and most-criticized health metric. We dug through the research to find when BMI is reliable, when it lies, and what to use instead.
Optimal word counts for blog posts, essays, social posts, emails, product descriptions, and more — with the data behind each number.