Spalyzer Pool & Spa vs ClearPool
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Spalyzer Pool & Spa
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Spalyzer makes pool and spa care easier. Photograph a supported water tester or test strip. Spalyzer reads chlorine, pH and alkalinity, then calculates clear dosing steps for your pool, hot tub or swim spa. What Spalyzer does β’ Reads water test values from a photo β’ Calculates dosing amounts based on pool volume and current readings β’ Supports chlorine, pH and alkalinity β’ Lets you save your own pool products in a product library β’ Gives clear step-by-step recommendations β’ Warns about critical readings and unsafe combinations β’ Keeps recent measurements with history and trends Who it is for Spalyzer is built for private pool, hot tub and swim spa owners who want a simpler way to interpret water test results and calculate dosing amounts. Why Spalyzer? Many pool apps start with manual input. Spalyzer starts with a photo. Capture your readings, enter your pool volume and get a practical recommendation for what to do next. Premium Subscription Spalyzer offers an optional auto-renewable subscription, Spalyzer Premium Yearly. The subscription unlocks premium features such as extended measurement history, trends and product library features. The subscription renews automatically unless cancelled at least 24 hours before the end of the current period. You can manage or cancel your subscription in your Apple ID account settings. Privacy Your pool data stays local on your iPhone. Photos are processed only for recognition and are not permanently linked to your identity. Safety notice Spalyzer does not replace professional advice. Always check product labels and follow the manufacturerβs instructions. Pool chemicals can be dangerous when handled incorrectly. Privacy Policy: https://klifter.github.io/spalyzer-legal/privacy.html Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
ClearPool
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ClearPool helps you keep a private, structured record of pool care. Log a water test, compare each reading with the target range you set, and keep maintenance from slipping. TEST WITH CONTEXT - Log free chlorine, pH, total alkalinity, stabilizer, water temperature, time, and a note - See balanced, watch, or needs attention status from the readings that are actually present - Edit target ranges to match your pool and test method - Reopen and edit every saved test, including records created before this update - Use the 30 day balance score to see how often measured values sat in range - Review chlorine and stabilizer trends with your own history PRODUCT-LABEL SCALING - Copy one treatment amount and its reference pool volume from the exact product-label instructions - Scale that copied amount by the ratio between your pool volume and the label reference volume - Use practical mass and liquid units plus litres or US gallons - Use the same label-only workflow for regular and shock instructions - Confirm that you copied both values and will follow every label direction before logging - Keep a local log of label-confirmed treatments CARE AND RECORDS - Schedule recurring care such as skimming, brushing, vacuuming, backwashing, and filter cleaning - Work through pool opening and closing checklists - Track chemical inventory and low stock flags - See water-test freshness and maintenance priorities together in Poolside Plan - Build and share a Restock List from the thresholds you set - Export a pool report PDF or water test CSV - Import prior water tests with duplicate detection - Create a private backup, restore missing records, or delete all local data from Settings - Set a weekly test reminder FREE AND PRO Fresh installs can save three water tests and use one complete label-scaling preview. People who used an earlier version keep their existing allowance of ten free tests. Existing records remain visible and editable. Backup, restore, and Delete All Data remain free. Pro adds unlimited new tests, continued product-label scaling, the full trend and balance detail, PDF and CSV exports, and CSV import. INFORMATIONAL, ON PURPOSE ClearPool does not calculate a chemical treatment, target, product strength, frequency, or maximum amount. It scales one amount copied from a product label solely by the pool-volume ratio. Read and follow the complete manufacturer label for how much and how often to apply, protective equipment, circulation, retesting, and swimming. Never mix pool chemicals. Consult a qualified pool professional when needed. PRIVATE BY DESIGN Pool records are stored locally on your device. ClearPool has no account, advertising, analytics, or tracking. The support form sends the fields you enter plus the app, version, build, and device details shown before you tap Send. Exports and backups leave the app only when you select a destination. PURCHASE DETAILS ClearPool Pro offers subscription and lifetime purchase options. The App Store shows the options available in your region before confirmation. Payment is charged to your Apple Account at confirmation. Subscriptions renew automatically until cancelled. Manage or cancel in Settings > Apple Account > Subscriptions. Cancellation takes effect at the end of the current period. Privacy Policy: https://innovalabworks.com/a/clearpool/privacy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is update cadence: ClearPool at every 5 days against Spalyzer Pool & Spa's every 3 weeks. Spalyzer Pool & Spa's advantage is iOS requirement (15.1 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Spalyzer Pool & Spa sells 1 in-app purchase, starting at $7.99 per year and ClearPool sells 4 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.
Spalyzer Pool & Spa ships an update every 3 weeks, ClearPool every 5 days. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.
| Parameter | Spalyzer Pool & Spa | ClearPool |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Every 5 days β better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPod | iPhone, iPad, Apple Watch β better |
| Requires iOS | 15.1 β better | 18.0 |
| Further details β not scored | ||
| Size | 42 MB | 5 MB |
| Age rating | 4+ | 4+ |
| Developer | Timo Klaeui | InnovaLabWorks |
In-app purchases
Spalyzer Pool & Spa
- Spalyzer Premium7 Days trial$7.991 Year
ClearPool
- Pro Monthly1 Month trial$5.991 Month
- ClearPool Pro$5.991 Month
- ClearPool Pro$34.991 Year
- ClearPool Lifetime$69.99
Questions
Is Spalyzer Pool & Spa free?
Is ClearPool free?
Do Spalyzer Pool & Spa or ClearPool have ads?
Which is updated more often, Spalyzer Pool & Spa or ClearPool?
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