Pool Chemical LogBook

Pool Chemical LogBook

By POOL BY ENGINEER

Pool Chemical LogBook is a chemistry logging and dosing calculator for commercial and residential pool operators on iOS.

The App DNA

What makes this app unique?

The app removes the manual effort of calculating chemical dosages and organizing paper logs for health department audits.

For Commercial pool operators, property managers, and residential owners requiring technical water chemistry documentation.

What does it look like?

Key features

Inspector-ready PDF Exportedge

Generates professional monthly summaries for health audits and management reports.

Chemical Dosing Calculatoredge

Computes exact product-based doses with side-effect warnings for specific chemicals.

Offline-first Loggingedge

Enables data entry and editing without internet connectivity, syncing automatically when back online.

How much does it cost?

freemiumFree: Quick logging, LSI gauge, targets, multiple pools/spas.Pro: Advanced chemical calculator, corrections, and PDF exports.

The freemium model gates professional compliance and advanced chemical math behind a subscription to monetize commercial facility operators.

Velocity

Maintenance developmentUX improvementsShow more...

The app currently operates at a maintenance cadence, with only one release shipped in the last 139 days. Development activity is minimal, focusing on minor adjustments rather than significant feature expansion or live operations. The latest release introduced a new method for managing member seats, but the overall trend indicates a long-term slowdown in development momentum.

See all version history

Who built it?

POOL BY ENGINEER

2 apps tracked · Utilities

Smart Plumber ProSmart Plumber Pro
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User Sentiment

What do users think recently?

How are ratings & reviews evolving?

App Store
0.00 · 0

Not enough recent reviews to extract reliable themes yet.

Read the full review analysis

Competition

Competitive landscape for Pool Chemical LogBook

How's the Utilities market?

Pool Chemical LogBook operates in the Utilities category with a specialized focus on facility compliance. The lack of a public rating count suggests the app is currently in an early-adoption phase, requiring increased visibility to compete with legacy paper-based logging methods.

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The rivals identified

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The Analyst's Read

Key takeaways for Pool Chemical LogBook

Where is it heading?

The market for digital facility management is shifting toward automated compliance, and Pool Chemical LogBook is well-positioned to serve this need. The current maintenance-mode cadence leaves the app exposed to faster-moving competitors who may integrate sensor-syncing capabilities before the next major release cycle.

  • The offline-first architecture addresses a specific pain point for facility managers, which creates a defensible position against cloud-only competitors.
  • The 20-week update cadence indicates a maintenance-focused posture, which may limit the ability to respond quickly to emerging competitor features.

The SWOT

Core Strengths
  • Offline-first architecture ensures data availability in connectivity-constrained equipment rooms.
  • Product-aware dosing math reduces chemical waste and potential over-correction side effects.
Critical Frictions 2 weaknesses inside
Growth Levers
  • Integration with automated pool-sensor hardware would remove manual entry friction.
  • Localized chemical product databases could increase utility in international markets.
Market Threats 2 threats identified

Next best moves

1 Pivot · 1 Invest

Introduce a one-time purchase option for PDF exports because residential users resist recurring subscriptions → increase conversion among home owners.

+ 1 more prioritized move

The counter-intuitive read

The app's offline-first design is a retention lever…

Read the full take

Since the last report: Pool Chemical LogBook pivoted its commercial-only focus to include residential users by proposing a hybrid billing model. This shift addresses the high friction of subscription-only compliance reporting.

Bottom line

Pool Chemical LogBook provides a clear utility for facility compliance, but the subscription-only gate for reports limits its reach among residential users. Pivoting to a hybrid billing model would unlock the residential segment while maintaining the commercial revenue stream.

Unlock 2 critical frictions, 2 market threats, 1 more prioritized move and the analyst’s take.

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FAQ

Is Pool Chemical LogBook suitable for residential pool owners?
Yes, the app is designed for both commercial and residential use, offering simple steps and accurate dosing records for anyone managing a pool or spa.
Does Pool Chemical LogBook require an internet connection?
No, the app is offline-first. You can log and edit data anywhere, and it will automatically sync to the cloud when your device regains internet access.
What features are included in the Pro subscription?
The Pro subscription unlocks the advanced chemical calculator, pH-TA coupled guidance, and the ability to export inspector-ready monthly PDF logbooks.

Sources

  1. [1] App Store listing, source

Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by Pool Chemical LogBook, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

What's new

Pool Chemical LogBook pivoted its commercial-only focus to include residential users by proposing a hybrid billing model. This shift addresses the high friction of subscription-only compliance reporting.

shifted

Hybrid Billing Roadmap

shifted

Residential Market Inclusion

added

Competitive and Regulatory Threats

shifted

Sensor-Syncing Competitive Risk

Cite this report

Marlvel.ai. “Pool Chemical LogBook Intelligence Report.” Updated Sep 5, 2026. https://marlvel.ai/apps/pool-chemical-logbook

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