Seven Lakes — iOS Oil Well Management App
The results
Metric
Manual reporting time
Financial statement accuracy
Leadership meeting prep time
Decision-making speed
Before
Legacy Objective-C codebase with growing technical debt
Multiple client-specific app versions to maintain
Crash-prone code with no automated testing
No unified architecture across app variants
After
Clean Swift codebase with modern architecture patterns
Single unified application serving multiple client variants
Crash-free, testable code via Xcode Instruments
Core Data with auto-sync and offline caching
What our users say
"AppMetry delivered our entire platform ahead of schedule—flawless execution and real partnership."
Appmetry modernised our iOS codebase from Objective-C to Swift, unified our client variants into one app, and gave us a stable, testable foundation we can build on.
Seven Lakes Team
Engineering Team, Seven Lakes Technologies
Key Features Used
- iOS Objective-C to Swift migration
- iOS Core Data with auto-sync and caching
- Well, tank, and equipment data capture
- EH&S tracking and chemical management
- Geo-location tagging and run ticket imaging
- Firebase and GitHub CI integration
Ready to build what's next?
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