Sevenstead Apps
Sevenstead Aquarium
Water tests, aquarium history, and care tasks together on your device.
- iPhone & iPad
- iOS 17 or later
- Offline journals
- One-time purchase
Keep the history behind each tank.
Water tests and trends
Record optional readings, units and test methods. Compare trends over 30 days, 90 days or the complete history, with maintenance events alongside them.
Your care schedule
Log water changes and maintenance. Set your own recurring tasks and optional local due-date reminders.
Photos in the journal
Keep progress photos with entries, inspect them and compare two images. Original images remain yours to store separately.
Portable records
Export a PDF journal per tank or CSV readings and care. Make a complete backup containing photos and task schedules.
Private local records.
No app account, advertising, tracking, subscription or developer-operated aquarium server. Keep complete backups outside the app; they are not password protected.
A journal of values you enter.
The app does not scan test strips, diagnose livestock health, recommend dosing, define safe limits or control equipment. Built-in examples are fictional records.