Apps that make a difference.

KYB is an indie studio from Istanbul. We build thoughtful tools that help people communicate, learn, and work better.

See what we buildOur story

Our Apps

Relay

Relay

Real-time speech to text

🇺🇸 Best New Apps🇨🇦 Hot This Week

Privacy-first live transcription designed for the deaf and hard of hearing community. 60+ languages, works offline, stays on your device.

60+

Languages

On-device

Privacy first

18

Offline languages

iOS

Platform

Learn more about Relay
SwiftNote

SwiftNote

AI-powered note generation

🇺🇸 Best New Apps🇨🇦 Hot This Week

Turn audio, PDFs, web links, and YouTube videos into comprehensive notes, quizzes, and flashcards. Available on iOS and web.

AudioPDFsWeb linksYouTubeQuizzesFlashcards
Learn more
Voxi

Voxi

AI audio transcription

Import or record audio and get accurate transcriptions powered by AI. Export as TXT, SRT, VTT, or DOCX and send directly to SwiftNote.

AI TranscriptionMulti-formatCloud syncSwiftNote integration
Learn more

Why KYB

Technology
for everyone.

We named ourselves after three colors from Magic: The Gathering.

Kırmızı, Yeşil, Beyaz. Red for passion, green for growth, white for community. They represent how we think about building software: bold ideas, organic evolution, and always putting people first.

Read our full story

Available on the App Store

Download our apps and see the difference for yourself.

Relay
Relay
SwiftNote
SwiftNote
Voxi
Voxi