Language · Listening
Dollim
Section-loop listening that trains your ear.
One-person iOS studio · Seoul
Useful apps, built right.
A solo iOS studio in Seoul — apps that pull their weight and hold up in daily use.
3 apps shipping iOS 18+ EN / KO / JA No personalized ads
Study · Spaced repetition
Memento
Set your exam date. Be ready by it.
Lifestyle · Running
RunWeather
Running weather from a character you’ll actually check.
Privacy-firstOne-person Seoul studioOpen-source tools
Also from the studio
App Store Screenshot Studio
A free, in-browser studio for localized App Store screenshots — device frames, captions, and export at exact Apple sizes. No account, and nothing leaves your browser.
Explore
From the developer
Every feature gets a close look before it ships.