AXI

macOS

Krypt

Secure secret management for macOS

A menu bar app that securely manages API keys, passwords, and secure notes with macOS Keychain. Quick access meets strong security.

Your secret space, opened by passcode

A file management app where each passcode string opens a separate space. Securely manage files in each vault.

macOS

CaffeIn

Prevent sleep mode with automatic mouse movement

A macOS menu bar app that prevents sleep mode by auto-moving the mouse. Toggle with a simple click or global hotkey, and customize natural mouse movements with detailed settings. Supports 7 languages.

iOS

Shopping Calculator

Shop smarter, total faster

A shopping calculator that totals prices and quantities in real-time. Sync history across devices with iCloud and convert currencies for international shopping.

iOS

Today in History

What happened today in history?

An educational app that explores Korean historical events on a selected date through cards. Discover new historical moments every day with tag-based filtering and home widgets.

macOS

MarkRight

A desktop editor that translates Markdown in real-time

A desktop editor that translates Markdown documents in real-time. Edit and preview translations simultaneously in a split-screen view with fast initial loading. Supports 14 languages.

macOS / iOS

Claude Timer

Track Claude Code API usage at a glance

A macOS + iOS widget app that monitors Claude Code API usage. Check directly from the macOS menu bar and auto-sync to iOS via iCloud.

iOS

Hanja Test Study

Master Hanja from Level 8 to Special — complete exam prep

A study app for the Korean Hanja Proficiency Test covering all levels (Level 8 to Special). Browse, search, and practice writing Hanja with level-based lists, favorites, and a grid-background drawing canvas.

iOS

Korean Lunar Calendar

The most accurate Korean lunar calendar, powered by KASI data

Displays dates based on the Korean lunar calendar — not the Chinese one — so you can accurately check traditional holidays like Seollal and Chuseok, as well as lunar birthdays. Manage schedules in a lunar month grid and quickly check today's lunar date with widgets.

iOS

Kafka

A literary app to explore Kafka's works, quotes, and chronicle

An iOS app to explore Franz Kafka's works, quotes, and timeline while keeping a personal journal. Connect quotes to works, browse chronological events, and manage your reading journal all in one place.

iOS

AppMemo

Record app ideas and develop them with AI

An iOS app to record app ideas and develop them with AI. Systematically manage ideas from screen design and wireframe generation to AI icon creation, with ZIP backup/restore for safe data storage.

macOS

Icon Resizer

Generate a complete app icon set from a single image

Drag and drop a single image to auto-generate 10 sizes needed for macOS app icons, exported as an icon set folder ready for Xcode.

iOS / Android

TimeBoxing Planner

Plan your day with timeboxing

A mobile planner app that systematically plans your day in 3 steps: brain dump → priorities → timeboxing. Place tasks in 30-minute time slots, and boost execution with scheduled notifications and PDF print/share.

Create standard housing lease contracts online and download as PDF

A web application to fill out the standard Korean housing lease contract online and download it as a PDF. Enter details in a form identical to the official template and instantly generate a high-resolution PDF.

A mosaic filter app for busy people

A simple image censoring app that auto-detects faces for mosaic effects or lets you manually drag to select areas. Stripped of unnecessary features with an intuitive UI for quick use.

Have you really read it? Admiral Yi Sun-sin's war diary

An app to easily read Admiral Yi Sun-sin's famous wartime diary. Enjoy the general's records from the Imjin War with modern Korean translations and text-to-speech (TTS).

Explore Nietzsche's life, works, and philosophy

An iOS app for deep exploration of Friedrich Nietzsche's life, works, philosophical concepts, figures, and quotes. Offers tiered content from beginner to academic level with parallel German original text reading.

If you went back in time, what would you do?

What if you went back in time — how would you survive and succeed? Select a date and see a timeline of major events from that point to the present, with survival strategies and winning lottery numbers for each event.

A custom keyboard that transforms text with AI personas

An iOS custom keyboard app that creates personas and transforms text right from the keyboard. Instantly rewrite messages in business, casual, humor, and more tones. Supports multiple LLMs from on-device AI to OpenAI and Anthropic.