TOOL BOX CO.
50+ Privacy-First Micro-SaaS tools for students, creators & developers.
HEIC to JPG
Convert iPhone photos to universal JPG instantly.
PopularImage Compressor
Compress JPG/PNG/WebP fully offline.
PopularSocial Image Resizer
Crop arrays for X, IG, and YouTube perfectly.
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QR Code Generator
Create customized QR codes instantly.
PopularJSON Formatter
Format and validate JSON seamlessly.
PopularJWT Decoder
Decode JSON Web Tokens 100% client-side.
PopularJSON to CSV
Instantly convert JSON arrays to CSV.
PopularSecure Password Gen
Create crypto-secure passwords instantly.
PopularXML Formatter
Pretty print and minify XML structures.
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Exif Data Remover
Strip GPS and camera metadata from photos.
PopularWhat is my IP?
Check your public IP and browser fingerprint.
PopularContrast / A11y Checker
WCAG contrast checker for designers.
PopularYAML to JSON
Convert YAML configs to JSON arrays.
PopularJSON to TypeScript
Generate TS interfaces from JSON objects.
PopularLog Prettifier
Format and filter messy terminal logs.
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SVG Wave Generator
Create smooth SVG waves for section dividers.
PopularSocial Media Limits
Count characters for X, IG, LinkedIn, etc.
Bulk UUID Generator
Generate up to 50k UUIDs in milliseconds.
Bcrypt Hash Generator
Hash & verify passwords directly in browser.
CSS Shadow Generator
Visually create perfect CSS box shadows.
Cron Job Generator
Build complex cron schedules visually.
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Base64 Encoder
Encode or decode Base64 strings fast.
URL Encoder
Encode or decode URLs instantly.
Color Picker
Pick colors & get HEX, RGB, HSL.
Regex Tester
Test regular expressions in real-time.
HTML Entity
Escape HTML entities securely.
UTM Campaign Builder
Generate clean tracking links for ads.
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Case Converter
Change text to UPPERCASE, Title Case, etc.
Word Counter
Count words, characters, and reading time.
Lorem Ipsum
Generate corporate or developer placeholder text.
Duplicate Line Remover
Clean up lists by removing duplicates.
Markdown Previewer
Live rendering of Markdown syntax.
PopularMarkdown to PDF
Convert .md files to shareable PDF files.
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Freelance Rate Calculator
Find your true minimum hourly rate.
Tip Splitter
Calculate tips and divide the bill easily.
Date Difference
Find the exact difference between two dates.
Percentage Calculator
Find percent change and fractions.
Hashtag Mixer
Randomize tags to avoid shadowbans.
PopularUniversal PDF Converter
Convert txt, json, code, or images into a PDF.