Aquarium Water Care Log2026

An offline aquarium care tool for fish keepers to record water changes, water quality, feeding, supplies, and observations.

Aquarium Care Log is a local record-keeping tool for ornamental fish and aquarium owners. It helps organize daily water changes, feeding, water testing, and maintenance tasks.

It is suitable for home aquariums, planted tanks, shrimp tanks, and small aquarium setups for long-term use. All data is stored only on your device. No login is required, the app does not connect to the internet, and it does not collect personal information.

Core features:

1. Aquarium profiles: record tank size, volume, filtration, lighting, substrate, and livestock.
2. Water change plans: create recurring water change checklists and record change ratio, volume, and notes.
3. Water quality logs: record temperature, pH, ammonia, nitrite, nitrate, and other test results, then review trends.
4. Feeding records: track food type, feeding frequency, fasting periods, and abnormal notes.
5. Maintenance logs: record filter cleaning, plant trimming, bacteria dosing, filter media replacement, and other tasks.
6. Observation notes: record fish condition, white spots, fin rot, gasping, and other issues for later review.