Small tools. A better everyday.

Find your next favorite tool.

Useful software, made with care. Explore the collection below and find something that makes your day a little easier.

Apps by Hwechul Cho

Small tools for everyday friction.

For your browser, iPhone, and iPad. Choose a tool, see what it does, and install it from the official store.

Fix web audio with clear presets, safe output boost, and a full 10-band EQ.

Block distracting sites with one private focus switch and your own rules.

Send pages, links, text, and actual media files through Chrome's share sheet.

Estimate everyday apartment sound levels on your iPhone, with a free 60-second room check and practical next steps.

Turn your itinerary into a day-by-day travel sleep plan with timing for sleep, light, and caffeine. Your first complete plan is free.

Keep presentations, meetings, and focus sessions on time with a fullscreen clock and a live progress bar.