Math & Finance
Percentage Calculator
Quickly calculate increases, decreases, differences, and standard percentages.
Math & Finance
Compound Interest
Simulate investment growth, deposits, and compound frequencies over time.
Math & Finance
Loan & Amortization
Calculate monthly installments, interest breakdown, and repayment schedules.
Math & Finance
Discount & Sales Tax
Find final price savings, discount margins, and applicable sales taxes.
Math & Finance
GPA & Grade Calculator
Compute cumulative semester GPA and weighted scale grades instantly.
PDF & Files
CSV to JSON / JSON to CSV
Convert data structures back and forth with custom delimiter support.
PDF & Files
PDF Merge
Combine multiple PDF documents entirely in your browser securely.
PDF & Files
PDF Split & Extract
Extract selected page ranges or separate individual pages locally.
PDF & Files
PDF to Word Converter
Export PDF text content as editable .docx files with layout reconstruction, entirely in your browser.
PDF & Files
PDF Redactor & Signer
Permanently blackout sensitive text with pixel flattening and apply digital signatures 100% locally.
PDF & Files
Base64 File Encoder
Encode documents and binary assets into data URIs and raw Base64 strings.
PDF & Files
Audio Trimmer & Cutter
Cut, trim, and extract high-precision audio clips with interactive waveform and WAV export.
PDF & Files
Video Trimmer & Cutter
Cut, trim, and slice MP4, WebM, and MOV videos locally with dual-handle timeline and stream copy.
Images
Color Palette Extractor
Extract primary and complementary hex palette codes from any uploaded image.
Images
SVG to PNG Converter
Rasterize SVG vector illustrations to transparent, high-res PNG formats.
Images
Image Resizer & Crop
Adjust image pixel dimensions, preserve aspect ratios, and optimize weights.
Images
Image to Base64
Convert PNG, JPG, or SVG to embeddable HTML/CSS inline data sources.
Images
Image Compressor & WebP Optimizer
Compress JPG, PNG, WEBP, and AVIF files locally with quality controls and split comparison.
Images
Multi-Size Favicon Builder
Generate standard 16x16, 32x32, and apple-touch icons from an icon asset.
Images
Metadata & EXIF Cleaner
Inspect and strip GPS coordinates, camera models, and private EXIF/XMP tags from images locally.
Everyday
Date Difference & Workdays
Calculate total days, business working days, and weekends between dates.
Everyday
QR Code Generator
Create custom vector QR codes for URLs, WiFi credentials, and contact cards.
Everyday
Age & Milestone Calculator
Compute exact age in years, months, and hours with countdown milestones.
Everyday
Password Generator & Entropy
Generate cryptographically secure passwords with entropy strength scoring.
Everyday
Time Zone Meeting Planner
Compare overlapping business hours across major global timezones.
Text Tools
Word & Character Counter
Track real-time character counts, words, reading durations, and paragraph stats.
Text Tools
Markdown Previewer
Write Markdown with side-by-side formatted preview and instant HTML export.
Text Tools
Case Converter & URL Slugifier
Convert text cases (camelCase, snake_case, Title Case) and generate clean SEO URL slugs.
Text Tools
Text Diff & Compare
Compare two text snippets side-by-side or inline with visual additions and deletions highlights.
Text Tools
JWT Decoder & Verifier
Decode JSON Web Tokens, inspect claims, format timestamps, and verify HMAC signatures locally.
Community
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