Pool Chem is a water chemistry calculator for pool owners that provides precise chemical dosing and local test history logging on iOS.
The App DNA
What makes this app unique?
The app removes the friction of manual chemical calculations and the privacy concerns of cloud-dependent logging tools by keeping all data on the device.
For Pool owners who perform their own water chemistry testing and require precise, data-backed dosing instructions.
What does it look like?
Key features
Calculates precise additions for chlorine, pH, alkalinity, calcium, and salt based on pool volume and test results.
Computes the Langelier Saturation Index to prevent plaster etching and heater scaling.
Stores historical test data locally on the device without cloud dependency.
How much does it cost?
Monetization relies on a one-time purchase model for advanced features, avoiding subscriptions and ads.
Velocity
Maintenance developmentperformanceShow more...
Pool Chem – Calculator & Log maintains a maintenance-level cadence, with only one release identified in the recent window. The latest update focuses exclusively on stability and reliability, providing no new features or content. At 32 days since the last update, the development trend remains stable but limited to minor technical upkeep.
Who built it?
Gun woo Kim
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DBT Diary Card & Skills LogUser Sentiment
What do users think recently?
How are ratings & reviews evolving?
Not enough recent reviews to extract reliable themes yet.
Read the full review analysisCompetition
Competitive landscape for Pool Chem – Calculator & Log
How's the Lifestyle market?
Pool Chem maintains a 5.0 rating on the iOS store, though the current sample size is limited to a single review. The lack of recent feature updates suggests a maintenance-mode posture that prioritizes stability over aggressive market share acquisition.
Read the market outlookThe rivals identified
Unlock the deeper market read.
Access the full report for freeThe Analyst's Read
Key takeaways for Pool Chem – Calculator & Log
Where is it heading?
Users report: The pool maintenance market is shifting toward automated data capture, which leaves Pool Chem exposed to rivals that offer scan-to-test functionality. Without a pivot to automated entry, the app risks losing users who prioritize time-saving over the precision of manual calculations.
- The latest release focused on stability, indicating a maintenance-mode cadence that avoids feature expansion.
The SWOT
- Local-only data storage removes cloud-dependency friction
- CSI saturation index prevents long-term pool equipment damage
- Integrate camera-based test strip scanning to reduce manual entry
- Add smart-hardware sync to automate water data collection
Next best moves
Ship camera-based test strip scanning because manual entry is the primary friction point → increase daily active usage
The counter-intuitive read
The lack of cloud sync is a feature, not a bug…
Read the full takeSince the last report: Users report: Pool Chem has updated its competitive outlook to prioritize camera-based test strip scanning as a defensive measure against automated rivals. The analysis now explicitly acknowledges the risk posed by its limited social proof and the growing market preference for automated data capture.
Bottom line
Pool Chem provides a high-utility, privacy-focused tool that avoids subscription fatigue, but the lack of automated data entry limits its growth potential against modern, scan-enabled rivals.
Unlock 2 critical frictions, 2 market threats and the analyst’s take.
Access the full report for freeFAQ
Does Pool Chem require a subscription?
Is Pool Chem safe for my pool equipment?
Does Pool Chem store my data in the cloud?
Sources
- [1] App Store, source
Report last updated