Page Size Checker: How Heavy Is Too Heavy?
Page weight is not a ranking factor, but it drives the ones that are. What the numbers mean, where the weight always hides, and the benchmarks worth measuring against.
Robots.txt Generator: Writing Rules Crawlers Actually Follow
robots.txt controls crawling, not indexing, and the difference is where sites lose pages. The syntax, the precedence rules, and the mistake that keeps URLs stuck in Google.
URL Encoder and Decoder: When and Why to Percent-Encode
Component or whole URL, %20 or plus, single or double encoding. The distinctions that cause real bugs, explained with the cases where each one bites.
Sitemap Generator: How to Create and Submit an XML Sitemap
Gather the URLs, prune the list to the ones that deserve to be there, generate valid XML, upload it, and submit it once. The whole workflow in ten minutes.
Article Rewriter: What Rewriting Tools Can and Cannot Do
Synonym substitution is a real technique with a narrow, honest use. Here is where it helps, where it produces word salad, and why rewriting to dodge a detector does not work.
Word Counter: How Long Should a Blog Post Really Be?
The honest answer is that length is an output, not a target. Here is what the correlation studies actually show, the limits worth counting to, and how to use reading time well.
Spell Checker: How to Catch the Errors Your Eyes Skip
What an automated spell checker is genuinely good at, what it reliably misses, and how to build a five-minute proofreading pass around it that actually works.
What We Shipped: Seven Free Tools, No Signup
SpellMistake is live with seven writing and SEO tools. Here is what each one does, which of them can even see your text, and what we are building next.
How to Build an XML Sitemap by Hand (and When You Should)
The sitemap protocol is five tags long. Here is the whole format, the rules that trip people up, and the handful of cases where writing one by hand beats generating it.
12 Spelling Mistakes That Slip Past Every Spell Checker
A spell checker flags words that are not words. It cannot flag a real word used in the wrong place, which is where almost every published error comes from.