Aquarium Log is a productivity tool for aquarium hobbyists to track water parameters, maintenance tasks, and livestock across multiple tanks on iOS and Android.
Product velocity
Maintenance
Daily rank 🇺🇸
—
Productivity
Sentiment
4.9
259 reviews
Nemesis
Aquarimate
The App DNA
What makes this app unique?
The app removes the cognitive friction of manual tank tracking by providing a centralized, calendar-based feed that replaces fragmented paper logs or spreadsheets.
For Aquarium hobbyists ranging from beginners to professionals who need to track water parameters and maintenance schedules for multiple tanks.
What does it look like?
Key features
Visual organization of aquarium tasks and notes by date. Revenue link: Retention loop — daily task tracking increases app open frequency and habit formation.
Support for tracking multiple aquariums within a single account. Revenue link: Retention — high-volume users with multiple tanks have higher switching costs.
Export of water parameter logs into CSV format for external analysis. Revenue link: Brand moat — provides utility for professional-grade hobbyists.
How much does it cost?
The app operates on a free model with no visible IAP or subscription gates, focusing on user acquisition and community growth.
Velocity
Maintenance developmentUX improvementsperformanceShow more...
The app currently operates at a maintenance cadence, with only two releases identified over the last 152 days. Development is infrequent, averaging approximately 0.09 releases per week. The latest release focused on minor stability improvements, while the previous update added specific data entry fields. There is no evidence of a live-ops strategy or consistent feature development.
Who built it?
User Sentiment
What do users think recently?
The recent review mood reads thrilled. Users appreciate comprehensive aquarium management tools allow users to track water parameters and maintenance tasks across multiple tanks and the intuitive interface and simple design make complex aquarium maintenance feel less daunting for new hobbyists, but report occasional bugs in the measurement input fields prevent data from saving correctly after backspacing.
How are ratings & reviews evolving?
What users say, by theme
- Comprehensive aquarium management tools allow users to track water parameters and maintenance tasks across multiple tanks
- The intuitive interface and simple design make complex aquarium maintenance feel less daunting for new hobbyists
- The community social section provides a friendly space for users to share tank progress and exchange advice
- Occasional bugs in the measurement input fields prevent data from saving correctly after backspacing
60 of 77 recent reviews analyzed · high confidence · Thrilled overall
Read the full review analysisUnlock 2 more frustration themes and 3 user requests, each backed by review evidence.
Access the full report for freeCompetition
Competitive landscape for Aquarium Log - Tank Manager
How's the Productivity market?
Aquarium Log positions itself as the accessible, modern alternative to legacy management tools, currently holding a 4.86 rating across 259 total ratings. Its lack of monetization gates signals a focus on community growth over immediate revenue extraction.
Read the market outlookThe rivals identified
By WiseLogic Inc
With over a decade of market presence and a significantly larger user base, Aquarimate serves as the primary benchmark for comprehensive aquarium management.
- Offers a long-standing, established ecosystem for tracking complex aquarium parameters over many years of data.
- Provides a more mature feature set for professional aquarists compared to this app's generalist approach.
- Maintains a deep historical data repository that creates high switching costs for long-term hobbyists.
Unlock the head-to-head verdict: where this rival wins, and where it loses.
Access the full report for freeThe Analyst's Read
Key takeaways for Aquarium Log - Tank Manager
Where is it heading?
The aquarium management market is consolidating around tools that offer both deep data tracking and social utility. Aquarium Log's current maintenance-mode cadence leaves it exposed to rivals that can iterate faster on user requests like live sync, which will erode its lead in the casual segment if not addressed.
- Maintenance-only update cadence (5 months since last release) leaves the app vulnerable to rivals with active live-ops and feature expansion.
- High user satisfaction (4.86 rating) provides a stable base for future monetization or community-building experiments once technical bugs are resolved.
The SWOT
- Intuitive calendar-based UI reduces cognitive load for casual hobbyists
- CSV export provides utility for professional-grade data manipulation
- Implement live data synchronization for household tank management
- Expand livestock database to include amphibians and specific fish varieties
Next best moves
Ship fix for measurement input save-failures because users report data loss during daily logging → improve retention
+ 1 more prioritized moveThe counter-intuitive read
The app's lack of monetization is its primary competitive advantage…
Read the full takeFeature gaps
Live data synchronization (available in Aquarimate but absent here) +1
Since the last report: Development velocity has stalled, shifting from a 24-day update cadence to a 5-month maintenance cycle, while technical save-failures in measurement fields have emerged as a new, high-impact retention risk.
Bottom line
Fixing the measurement save-failure would stabilize the core retention loop, which is currently threatened by data-entry frustration. Addressing this technical debt is the prerequisite for any future expansion into community or sync features.
Unlock 2 critical frictions, 2 market threats, 1 more prioritized move and the analyst’s take.
Access the full report for freeFAQ
Is Aquarium Log suitable for professional aquarists?
How does Aquarium Log compare to Aquarimate?
Does the app have intrusive ads or hidden costs?
What are some alternatives to Aquarium Log?
Sources
- [1] App Store, source
Report last updated