Khanh Duy

Builds small apps for everyday friction.

I'm an indie hacker in Ho Chi Minh City building thoughtful macOS and iOS apps that solve everyday problems with focused, practical experiences.

Social

Fitness

Apps I own

Small, focused products I take from idea to shipped experience—made for the everyday moments that deserve better tools.

macOS

LofiHood

Offline, local-first lofi for the Mac menu bar.

lofihood.comOwned product

iPhone

SpotterFuel

Exercise reroutes when the equipment you need is taken.

spotterfuel.comOwned product

iPhone

CampusCue

Turns school notices into reviewable action cards.

campuscue.appOwned product

iPhone & Apple Watch

WakeArc

Plans wake times around 90-minute sleep cycles.

wakearc.comOwned product

macOS

CafeSignal

Checks whether public Wi-Fi is ready for work.

cafesignal.comOwned product

iPhone

PhotoDay Cleaner

A calmer way to review and stage photo cleanups.

photoday-cleaner.pages.devOwned product

iPhone

MoveHalo

Two daily movement goals, one calm Apple Health ritual.

movehalo.pages.devOwned product

Products I build

Platforms I help bring to life as a developer, spanning research, document intelligence, and dependable AI assistance.

Developer

ChatAcademia

Specialized AI agents that support the research workflow from idea to publication.

chatacademia.com

Developer

PDF Vector

APIs and tools that turn PDFs, documents, images, and spreadsheets into structured data.

pdfvector.com

Developer

Orchestero

A reliable AI assistant you can message, teach how you work, and trust with everyday tasks.

orchestero.com

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