# CommonSource

> CommonSource is an independent studio in Seoul building 16 mobile apps and 4 desktop tools.

Each product begins with a concrete need, studies the moment a person actually faces, and turns it into software worth keeping.

## Mobile apps

- [Lina Chess](https://commonsourcelab.com/en/apps/lina-chess/index.md): An offline chess lab that explains every move
- [Lina Scanner](https://commonsourcelab.com/en/apps/lina-scanner/index.md): Sharp documents. Private by design.
- [Lina Viewer](https://commonsourcelab.com/en/apps/lina-viewer/index.md): Every comic and book in one beautiful library
- [Ttokttoki Lina](https://commonsourcelab.com/en/apps/ttokttoki-lina/index.md): Build the habit of pausing before a suspicious screen
- [LinaPad](https://commonsourcelab.com/en/apps/lina-pad/index.md): Return to the recording through the notes you wrote
- [Lina Notes](https://commonsourcelab.com/en/apps/lina-notes/index.md): One place to write, listen and find what matters
- [Lina Alarm](https://commonsourcelab.com/en/apps/lina-alarm/index.md): An alarm that turns waking up into action
- [DS1UOV's AI CW Radio](https://commonsourcelab.com/en/apps/cw-radio/index.md): A radio world in your hand, alive with AI operators
- [DS1UOV's Morse Trainer](https://commonsourcelab.com/en/apps/morse-trainer/index.md): Koch training where accuracy unlocks the next character
- [Lina OBD](https://commonsourcelab.com/en/apps/lina-obd/index.md): Vehicle signals, translated into useful insight
- [SpeakEasy](https://commonsourcelab.com/en/apps/speakeasy/index.md): Turn memorized language into real conversation
- [CaseBites](https://commonsourcelab.com/en/apps/casebites/index.md): Stay one step ahead of the forgetting curve
- [The Blackout](https://commonsourcelab.com/en/apps/the-blackout/index.md): After the blackout, wake the AI they outlawed
- [Lawyer's Calculator](https://commonsourcelab.com/en/apps/lawyers-calculator/index.md): Complex legal calculations in a few deliberate taps
- [Fave LED](https://commonsourcelab.com/en/apps/fave-led/index.md): Make your message brighter, bigger and impossible to miss
- [Police Exam Bites](https://commonsourcelab.com/en/apps/police-exam-bites/index.md): Revisit every question just before you forget

## Web services

No web services have been announced yet.

## Desktop products

- [CrystalCut](https://commonsourcelab.com/en/desktop/crystalcut/index.md): Fast images. Private processing.
- [SizeTree](https://commonsourcelab.com/en/desktop/sizetree/index.md): See your storage. Review cleanup with evidence.
- [FileTree](https://commonsourcelab.com/en/desktop/filetree/index.md): Navigate the file system like a map.
- [LinaZip](https://commonsourcelab.com/en/desktop/linazip/index.md): Pack together. Split apart. Extract exactly what you need.

## Official links

- [Website](https://commonsourcelab.com/en)
- [All products](https://commonsourcelab.com/en/products)
- [Mobile apps](https://commonsourcelab.com/en/apps/index.md)
- [Web services](https://commonsourcelab.com/en/web/index.md)
- [Desktop products](https://commonsourcelab.com/en/desktop/index.md)
- [Studio profile](https://commonsourcelab.com/en/studio)
- [Contact](https://commonsourcelab.com/en/contact)