Introducing the Dropbox Sync API for Mobile Developers
Article Summary
Brian Smith from Dropbox introduced an API in 2013 that promised to make cloud sync feel like working with local files. Developers loved it, but there's a twist.
Back in 2013, Dropbox launched their Sync API for iOS and Android, promising to eliminate the complexity of building sync functionality into mobile apps. The API handled caching, offline support, and syncing automatically, letting developers treat Dropbox like a local filesystem.
Key Takeaways
- API abstracted all sync complexity: caching, retries, and change detection handled automatically
- Offline-first design: apps worked seamlessly without internet, syncing when reconnected
- Cut Dropbox integration code in half for early adopters like Squarespace Note
- Treated cloud storage as local filesystem with instant file operations
Dropbox built a developer SDK that made cloud sync feel like local file operations, though it was later deprecated in 2015.
About This Article
Mobile developers had to write separate code for iOS and Android when handling file operations. Each platform needed its own sync logic, which made the work tedious and error-prone.
Dropbox built Sync API libraries for iOS and Android with a single interface for file management. Developers could now use the same approach on both platforms instead of maintaining separate implementations.
Squarespace Note, an early user, cut their Dropbox integration code in half. This meant real time savings for teams working on mobile projects.