TubTest: Hot Tub Water Test app icon

Apps Like TubTest: Hot Tub Water Test for iPhone and iPad

With step-by-step guidance

Guides users through testing with step-by-step instructions. Identifies correct reagents and timing. Displays color interpretations for results. Enforces proper testing order: alkalinity, pH, then sanitizer.

by Steven Heller★ 5.014 ratingsLifestyleFreeData updated 2026-09-06

Ranked alternatives

Showing 1–20 of 1,000 ranked alternatives.

  1. Pool Water Calculator app icon

    Pool Water Calculator

    Ingenio Productions LLC

    Balance chemistry with precise dosages

    Calculate and spa chemistry with a chemistry that determines precise chemical dosages based on current levels. Input dimensions to calculate volume and ensure accurate chemical adjustments.

    ★ 4.694 ratingsLifestyle$4.99Data updated 2026-09-18
  2. HotTub&Pool app icon

    HotTub&Pool

    Pixelwand Ltd

    Chemical calculations for pool owners.

    The app helps hot tub, spa, and pool owners calculate chemical doses for calcium, alkalinity, pH, sanitizer, and stabilizer. It also includes a water balancing feature to calculate the Langelier Saturation Index for system maintenance.

    ★ 3.513 ratingsUtilitiesFreeData updated 2026-09-13
  1. Pool-Calculator app icon

    Pool-Calculator

    Pool and Spa Resources, LLC

    Calculate chemicals accurately

    Calculate chemical dosages for pools or hot tubs based on water volume and test results. Input pH, alkalinity, and sanitizer levels to determine treatment amounts. Export results and share with service professionals.

    ★ 4.1630 ratingsLifestyle$4.99Data updated 2026-09-19
  2. Simple Pool: Water Test & Log app icon

    Simple Pool: Water Test & Log

    Grey Park LLC

    Track balance and chemical levels

    Track pool chemistry with precise chemical recommendations based on results. Log pH, chlorine, alkalinity, calcium hardness, and CYA levels. View historical data and maintain balanced year-round.

    ★ 5.07 ratingsUtilitiesFreeData updated 2026-09-06
  3. FROG Water Care app icon

    FROG Water Care

    King Technology Inc.

    Manage chemistry with expert guidance

    Monitor chemistry with real-time pH and sanitizer level tracking. Receive personalized maintenance recommendations. Adjust sanitizer dosages based on system type. View usage history and set reminders for routine checks.

    ★ 4.54,856 ratingsLifestyleFreeData updated 2026-09-15
  4. Pool Doctor app icon

    Pool Doctor

    Gazzini Ventures, LLC

    Monitor chemistry in real time

    Adjust chemicals based on user-provided test results. Calculate chlorine, pH, and alkalinity levels. Provide detailed explanations for chemical adjustments. Display real-time water balance analysis. Offer step-by-step instructions for maintenance.

    ★ 4.4134 ratingsUtilities$19.99Data updated 2026-09-08
  5. Hot Tub Buddy app icon

    Hot Tub Buddy

    Andrew Nolan

    Test water, schedule maintenance, monitor temperature

    Monitor water chemistry with real-time pH, chlorine, and temperature readings. Track maintenance schedules and receive reminders. Log cleaning tasks and view historical data. Adjust settings for sanitizer levels and circulation.

    ★ 0.00 ratingsLifestyleFreeData updated 2026-09-06
  6. Pooldash app icon

    Pooldash

    Gazzini Ventures, LLC

    ★ 4.611 ratingsUtilities$19.99Data updated 2026-09-06
  7. H2OCHK app icon

    H2OCHK

    Digital Concepts of Missouri, Inc.

    ★ 1.02 ratingsUtilitiesFreeData updated 2026-09-11
  8. Pool Calculator & Chemistry app icon

    Pool Calculator & Chemistry

    Rufat Babayev

    Manage multiple pools and spas

    Water management allows users to create unlimited profiles for multiple pools, hot tubs, and spas. Track custom settings including volume, type, and liner material.

    ★ 0.00 ratingsBusinessFreeData updated 2026-09-06
  9. Leslie's - Pool Care app icon

    Leslie's - Pool Care

    Leslie's Poolmart Inc.

    Test water, order parts, manage

    Track water chemistry with real-time testing results. Order replacement parts and accessories for pools and spas. Access customized maintenance schedules and treatment plans. View exclusive member discounts and promotions.

    ★ 4.614,144 ratingsLifestyleFreeData updated 2026-09-14
  10. Arctic Spas app icon

    Arctic Spas

    Blue Falls Manufacturing Limited

    Monitor and control your spa remotely

    Monitor and control your Spa or All Weather Pool from anywhere using a phone, tablet, or Apple Watch. Adjust lighting, jets, and preset scenes for different user experiences. Manage power settings and access remote controls via a web interface.

    ★ 4.82,269 ratingsUtilitiesFreeData updated 2026-09-08
  11. Pool Chem Calculator app icon

    Pool Chem Calculator

    Gunter Business Solutions Inc

    Calculate chemicals accurately

    Manage chemistry with advanced calculators for chlorine, pH, alkalinity, and shock treatments. Input size and conditions for accurate dosing. Track chemical levels and maintenance schedules. Export data for record-keeping.

    ★ 4.337 ratingsUtilitiesFreeData updated 2026-09-17

How we rank alternatives

Apps are ranked by functional similarity, category fit, rating confidence, and popularity.