Free online tools for SEO, content & marketing
Analyze, generate and optimize — everything runs in your browser. No AI credits, no accounts, no limits.
SEO Tools
SEO Title Analyzer
Score your headlines from 0-100 with rule-based checks for length, keyword placement, readability and word balance. No AI credits needed.
Schema Markup Generator
Generate valid JSON-LD structured data for 31 schema types. Build, validate, and export markup for rich results — free, private, no sign-up required.
SEO Slug Generator
Generate clean, SEO-friendly URL slugs from any title or phrase. Remove stop words, check quality, and compare variants instantly.
Page Indexability Checker
Instantly analyze whether a webpage can be indexed by search engines by checking HTTP status codes, robots.txt rules, meta robots directives, X-Robots-Tag headers, canonical tags and redirect chains.
Hreflang Generator & Validator
Generate valid hreflang tags and validate existing implementations. Detect language, country, return-tag and x-default errors to improve international SEO.
Canonical Tag Checker
Analyze canonical tags to identify missing, conflicting, invalid, cross-domain or improperly configured canonical URLs that may affect indexing and duplicate content.
Content Tools
Reading Level Analyzer
Analyze your content using industry-standard readability formulas to determine how easy your writing is to read and who it is best suited for.
Overused Words Finder
Identify repeated words, analyze word frequency and improve vocabulary variety using fast browser-based text analysis.
AI Prompt Builders
AI Video Prompt Builder
Build professional AI video prompts using structured fields for scenes, camera movement, subjects, continuity, lighting, style, transitions and video settings. No AI credits needed.
AI Image Prompt Builder
Build detailed prompts for AI image generators using structured inputs for subject, composition, lighting, style, camera settings, colors and output dimensions. No AI credits needed.
Image Tools
Blog Image Size Checker
Analyze your image for dimensions, file size, format, aspect ratio and WordPress suitability using fast browser-based processing.
Social Media Image Resizer
Upload one image and automatically generate optimized versions for Instagram, Facebook, LinkedIn, Pinterest, YouTube and X using fast local image processing.