Time Converter
Modern date and time conversion utility. Supports Epoch (Seconds/Millis), ISO 8601, and Local formats with region-aware display.
Subnet Calculator
Comprehensive IPv4 and IPv6 network analysis tool. Calculate subnet masks, ranges, and broadcast addresses with ease.
Header Inspector
Analyze browser request headers via Service Worker interception. Inspect headers, methods, and payloads in real-time.
Base64 Encoder/Decoder
Seamlessly encode and decode between plain text and Base64 format. Auto-detects input type for instant conversion.
PDF to Text
Extract text from PDFs with automatic OCR fallback. URLs are collected as footnotes. English and German support.
Subscription Analyzer
Visualize and track recurring subscription costs. Multiple views with privacy-first local storage—data never leaves your browser.