Developer Tools vs Mangools

devtools.tr is a free toolbox of 173 web and developer tools for webmasters, developers and system administrators. Every check runs live against real servers: DNS lookup, SSL/TLS and security headers, website analyzer with PDF reports, SEO and Core Web Vitals, TTFB, CDN and compression tests, IP geolocation, WHOIS, ASN and blacklist checks. Developer utilities include a JSON formatter and validator, regex tester, Base64, UUID, SQL/HTML/CSS/JS formatters and minifiers. Results come as clear reports with scores and ready-to-paste fixes for Apache, nginx and Cloudflare. No sign-up, no limits, fully in English and Turkish, and works on mobile.

Mangools is an SEO software company from Bratislava, Slovakia, best known for KWFinder, one of the most beginner-friendly keyword research tools available. The Mangools suite bundles five tools under one subscription and is designed to make SEO understandable for bloggers, affiliate marketers, freelancers and small businesses who find enterprise platforms overwhelming.

KWFinder finds keywords with search volume, trend, cost per click and an easy-to-read keyword difficulty score, and supports local searches by country, region or city in many languages. SERPChecker analyzes the search results page and the authority metrics of ranking pages; SERPWatcher tracks daily rankings with a simple performance index; LinkMiner explores backlink profiles; and SiteProfiler summarizes a domain's authority, top content and competitors. A Chrome extension surfaces metrics while browsing. Plans (Basic, Premium and Agency) differ mainly in daily lookup limits, tracked keywords and the number of user seats, with discounts for annual billing.

Mangools is the right fit when you need reliable keyword research and rank tracking at a fraction of the cost of Semrush or Ahrefs. It does not include a technical site audit crawler, and its backlink and keyword databases are smaller, so agencies and in-house SEO teams with large sites will hit limits. Ubersuggest is a similarly priced alternative, while Semrush and Ahrefs remain the choice for comprehensive competitive research and audits.