AXI
Apple Platform Software
We build software for macOS and iOS.
Security and user experience — we never compromise on either.
Products
Apple platform software with both security and usability
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.
Learn moreIncoming Folder
Your secret space, opened by passcode
A file management app where each passcode string opens a separate space. Securely manage files in each vault.
Learn moreCaffeIn
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.
Learn moreShopping 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.
Learn moreToday 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.
Learn moreMarkRight
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.
Learn moreClaude 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.
Learn moreHanja 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.
Learn moreKorean 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.
Learn moreKafka
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.
Learn moreAppMemo
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.
Learn moreIcon 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.
Learn moreTimeBoxing 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.
Learn moreZipSign
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.
Learn moreSimple Censor
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.
Learn moreNanjung Ilgi
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).
Learn moreNietzsche
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.
Learn moreRespawn
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.
Learn morePersonaKeyboard
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.
Learn more