Smart Kiitös Oy is a Helsinki software studio run by Lemon Xie. iOS-first, with full-stack web and Android alongside. Ten years in the field, six apps in the App Store, long client partnerships since 2016.
AI memory companion. On-device classification, semantic search, weekly reflections.
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Minimalist daily diary. One entry per day, mood tracked by sheep, photos, iCloud sync.
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Async social. Write thoughts into a bonfire, receive sparks from strangers. No chat, no profiles.
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Pet feeding tracker. One tap to mark meals, family sync, widgets, medication reminders. 4 languages.
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Health symptom tracker. Record in 15 seconds, discover patterns, share clear PDF reports with your doctor.
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Daily check-in for people who live alone. Tap once to share how you feel; quiet safety net only when needed.
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Co-founded Mooova — an instant transport & bulky-waste app shipped to 18 cities across Sweden, Germany, and Spain. Acquired in 2023.
Over 10 years of native iOS development with Swift, SwiftUI, and UIKit — from concept to App Store. For Android delivery or cross-platform reach, we work with Kotlin, React Native, or Flutter as the project needs. Local-first architecture, clean MVVM, accessibility, and App Store optimization included.
Integrate AI into your products with a privacy-first approach. On-device ML with Core ML and Apple Foundation Models, cloud AI via Claude and OpenAI APIs, and custom NLP pipelines. We make AI practical, not gimmicky.
End-to-end product development — marketing websites, web apps, backends, REST and GraphQL APIs, databases, and cloud infrastructure. From a one-page launch site to a production product backend.
Code reviews, architecture audits, tech stack selection, and AI feasibility studies. Whether you need technical due diligence for an acquisition or team mentoring to level up your developers, get expert guidance first.
Finland, EU
Working with clients globally
Smart Kiitös Oy
Finnish registered company