App directory
Choose an app
Small, practical apps for focused tasks.
Available apps
11Vocal Practice
Guided vocal exercises and practical reference tools for everyday singing practice.
Spotify Playlist Printer
Fetch a Spotify playlist, then copy, download, or print its track list.
E-Ink Feed
Build a personal news-link page for your e-reader. Choose sources, adjust the layout, and download one small HTML file.
OPML Generator
Create downloadable OPML files from feed URLs and organized subscription lists.
Line Sorter
Sort and clean newline-separated text with precise ordering options.
Table Viewer
Turn CSV, TSV, and pasted data into a searchable table.
Pomodoro Timer
Alternate focused work with short, intentional breaks.
Color Toolkit
Convert colors, build tints and shades, and check readable contrast.
QR Code Generator
Turn text or a link into a downloadable QR code.
Date Passed Calculator
Measure the calendar and total time between two dates.
Unit Converter
Convert common length, mass, temperature, speed, and storage units.