InsightTools Kit — Live Demo

All 50 free tools, running 100% in your browser. Test every tool before installing the WordPress plugin.

SEO Tools

Keyword Density Checker

slug: keyword-density-checker

Meta Description Checker

slug: meta-description-checker

Meta Tag Checker

slug: meta-tag-checker

Robots.txt Analyzer

slug: robots-txt-analyzer

SERP Snippet Preview

slug: serp-snippet-preview

Slug & URL Analyzer

slug: slug-url-analyzer

Title Tag Checker

slug: title-tag-checker

Header Tag Analyzer

slug: header-tag-analyzer

Image Tools

Image Alt Text Analyzer

slug: alt-text-analyzer

Aspect Ratio Calculator

slug: image-aspect-calculator

Image Blur Tool

slug: image-blur

Image Brightness & Contrast

slug: image-brightness

Image Color Extractor

slug: image-color-extractor

Image Compressor

slug: image-compressor

Image Cropper

slug: image-crop

Image Format Detector

slug: image-format-detector

Image Grayscale Converter

slug: image-grayscale

Image Invert Filter

slug: image-invert

Image Resizer

slug: image-resizer

Image Sepia Filter

slug: image-sepia

Image Size Checker

slug: image-size-checker

Image File Size Estimator

slug: image-size-estimator

Image Thumbnail Generator

slug: image-thumbnail-generator

Image to Base64 Converter

slug: image-to-base64

Image to WebP Converter

slug: image-to-webp

JPG to PNG Converter

slug: jpg-to-png-converter

PNG to JPG Converter

slug: png-to-jpg-converter

Favicon Generator

slug: favicon-generator

Developer Tools

Base64 Decoder

slug: base64-decoder

Base64 Encoder

slug: base64-encoder

Base64 to Image

slug: base64-to-image

HTML Entity Decoder

slug: html-entity-decoder

HTML Entity Encoder

slug: html-entity-encoder

JSON Formatter

slug: json-formatter

JSON Minifier

slug: json-minifier

JSON Validator

slug: json-validator

RegEx Tester

slug: regex-tester

URL Encoder / Decoder

slug: url-encoder-decoder

Unix Timestamp Converter

slug: timestamp-converter

Text & Content Tools

Content Readability Analyzer

slug: content-readability-analyzer

Content Freshness Analyzer

slug: content-freshness-analyzer

Sentence Pacing Analyzer

slug: sentence-pacing-analyzer

Emotion & Tone Analyzer

slug: emotion-tone-analyzer

Semantic Keyword & LSI Analyzer

slug: semantic-keyword-analyzer

Transition & Flow Analyzer

slug: transition-flow-analyzer

Weak Words & Adverb Detector

slug: weak-words-detector

Paragraph Balance Analyzer

slug: paragraph-balance-analyzer

Headline Power Analyzer

slug: headline-power-analyzer

Content Format Analyzer

slug: content-format-analyzer
Note: Click "Load Sample" on any tool to see real output instantly, then paste your own content. Nothing is uploaded — all processing happens locally in this tab.