Independent software studio · South Korea
On the App Store PairyAI · Education · Apps
An independent studio in South Korea making classroom tools and source-included developer kits.
Full source included. One-time purchase. No subscriptions.
What we make.
Seven products, one at a time.
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01On the App StorePairy
App Store Download for MacApple Silicon · macOS 15+ · Version 1.4.2
A live Mac screen on your iPad, with touch, keyboard and clipboard going back.
A remote desktop app for your tablet. See your computer screen and control it with touch, trackpad and keyboard.
For iPad, iPhone and Vision Pro owners with an Apple silicon Mac.
- Full HD streaming
- Touch, trackpad and keyboard input
- Encrypted connections between your devices
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An all-in-one board and lesson app for elementary classes. It is built to cover a teacher's whole lesson day in one app. It collects no personal data during class.
For elementary school teachers who teach with an iPad.
- Handwriting on the board, plus subject tools
- Open lesson files, including PPTX and HWP, right in the app
- Send the board to the classroom display with AirPlay
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03In development · WindowsCheckyBoard
Check paper exams one question at a time.
A Windows app for checking paper exams one question at a time. You mark each answer right or wrong. The app handles the work around it.
For teachers who grade paper exams.
- Make answer sheets and split scans into a box per student and question
- Mark one question across the whole class, then move on
- Scores, item analysis and report cards
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04Messenger · working nameCool Kiwi
A messenger app. More soon.
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05Coming soon · iPhone, iPad, MacStoneWars
Five in a row, where every stone has a character.
A five-in-a-row game on a 15×15 board in 3D. Win with exactly five in a row or ten kills.
- Eight stone classes, each with its own skill
- Seven worlds that change the board
- Two players on one device or against the built-in AI, no account
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06Coming soonDeki Duck
More soon.
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07Coming soon · Mac, iOS, Windows, webTtoryeot
Read HWP files without 한글 installed.
Ttoryeot (또렷) is our HWP/HWPX document engine, written in Rust. It opens 한글 documents fast and renders them faithfully to PDF or images. View only, no editing.
For anyone who needs to read 한글 (HWP) files without 한글 installed.
- Layout checked page by page against 한글 12.30 on real documents
- Fast and light. Images in an 80-image file take 7 ms, down from 196 ms. Peak memory on a large file fell from about 1 GB to 125 MB
- One engine for Mac, iOS, Windows and the web (WASM)
The studio
Built in South Korea.
Kept small on purpose.
207 Studio is an independent software studio founded in South Korea in 2026.
Every tool starts with one task that keeps coming back. We cut it down until it works, sell it once, and include the source. No subscription.
- Founded
- September 2026
- Based in
- South Korea
- Model
- One-time purchase
- Source
- Full source included
“The best classroom software is the kind you stop noticing.”
207 Studio
Also from the studio
Pairy
Your computer, on your tablet.
Pairy brings your Mac's desktop, keyboard and trackpad controls to your iPad or iPhone, and your iPhone can be the remote. Free on the App Store, with a free notarized Mac companion.
Contact
Have a classroom problem worth solving?
For support, licensing and enterprise questions. We read every message.
support@207studio.dev