Spalyzer Pool & Spa vs Acquapilot Scan
Price, ratings, monetisation and update history for both apps, side by side — 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 • Reads water test values from a photo • Calculates dosing amounts based on pool volume and current readings • Supports chlorine, pH and alkalinity • Lets you save your own pool products in a product library • Gives clear step-by-step recommendations • Warns about critical readings and unsafe combinations • 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 manufacturer’s 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/
Acquapilot Scan
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Need to replace a part on your pool or spa? Find it in seconds; and know right away where to buy it. FIND ANY PART, SIMPLY • Type a reference, a name, a brand… or scan the barcode • Tap a numbered position on the exploded view: the part appears • Over 29,000 spare parts and equipment referenced: pumps, filters, robots, chlorinators, lights, heat pumps, spas… • For every part: photo, two-way verified compatibility (which equipment? which parts?) and a reliability score; 100% = manufacturer documentation • Direct buy buttons to partner shops, plus your pool professional's stock if they use Acquapilot • The database grows every day; if a part is missing, your search triggers its addition • 3 free searches to try; unlimited with any plan ANALYZE YOUR WATER BY PHOTO • Photograph your test strip: the app reads the colors and gives clear results (pH, chlorine, alkalinity…) • Simple recommendations dosed for your water volume • Free unlimited manual entry TRACK YOUR POOL • Full history and trend charts • Your care products recognized by their label • An up-to-date, exportable water log • Share with your pool professional if they use Acquapilot FREE / PAID; FULLY TRANSPARENT Free: 1 pool, unlimited manual entry, 1 trial photo analysis, 3 parts searches. Plans (yearly subscription) unlock: unlimited photo analyses, unlimited parts search, and the number of pools you need. Prices are shown before any purchase; manage or cancel in your Apple account settings. Brands are mentioned for compatibility reference only; they belong to their respective owners. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
Spalyzer Pool & Spa and Acquapilot Scan are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Spalyzer Pool & Spa sells 1 in-app purchase, starting at $7.99 per year and Acquapilot Scan sells 4 in-app purchases, starting at $6.99 per year. Whichever you choose, the download price is not the number that matters.
Spalyzer Pool & Spa ships an update every 3 weeks, Acquapilot Scan fortnightly. The most recent releases landed on October 8, 2026 and October 11, 2026 respectively.
| Parameter | Spalyzer Pool & Spa | Acquapilot Scan |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.1 | 15.1 |
| Further details — not scored | ||
| Size | 42 MB | 39 MB |
| Age rating | 4+ | 4+ |
| Developer | Timo Klaeui | Alexandre Hubeau |
In-app purchases
Spalyzer Pool & Spa
- Spalyzer Premium7 Days trial$7.991 Year
Acquapilot Scan
- Scan — 1 pool$6.991 Year
- Scan — 3 pools$14.991 Year
- Scan — 10 pools$22.991 Year
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- Scan — 100 pools$129.001 Year
Questions
Is Spalyzer Pool & Spa free?
Is Acquapilot Scan free?
Do Spalyzer Pool & Spa or Acquapilot Scan have ads?
Which is updated more often, Spalyzer Pool & Spa or Acquapilot Scan?
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