HotTub&Pool app icon

Apps Like HotTub&Pool for iPhone and iPad

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.

by Pixelwand Ltd★ 3.513 ratingsUtilitiesFreeData updated 2026-09-13

HotTub&Pool screenshots

Ranked alternatives

Showing 1–20 of 1,000 ranked alternatives.

  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 2026-10-06
  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. 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 2026-10-17
  1. 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 2026-10-01
  2. Saturation Index Calculator app icon

    Saturation Index Calculator

    Affektive Software LLC

    Calculate SI and balance pool chemistry

    Calculate pool water balance by inputting pH, temperature, total alkalinity, calcium hardness, and total dissolved solids. Determine the Langelier to assess water balance and identify issues like cloudy water.

    ★ 4.24 ratingsProductivityFreeData updated 2026-09-12
  3. 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
  4. LSI Water Service Logbook/Plan app icon

    LSI Water Service Logbook/Plan

    Verosocial Studio

    Calculate LSI for balanced pool water

    Calculate the by inputting water temperature, pH, total alkalinity, and calcium hardness. Determine if water is balanced, corrosive, or scaling. Save and share results for pool maintenance tracking.

    ★ 0.00 ratingsUtilitiesFreeData updated 2026-09-08
  5. iAquaLink app icon

    iAquaLink

    Zodiac Pool Systems

    Monitor and control pool equipment remotely

    Monitor and control pool equipment remotely. Adjust pump schedules, manage heating systems, and automate water treatment. View real-time data on water chemistry and equipment status. Receive alerts for system issues and manual override options.

    ★ 4.799,520 ratingsLifestyleFreeData updated 2026-09-08
  6. Calculator‰ app icon

    Calculator‰

    Tim O's Studios, LLC

    Calculate with large buttons and clear display

    A calculator with large buttons and a clear display for efficient calculations. Supports basic arithmetic operations. Includes a Retina Display for improved visibility.

    ★ 4.9409,196 ratingsUtilitiesFreeData updated 2026-09-08
  7. PoolCalc app icon

    PoolCalc

    Jacob Bonham

    Calculate pool water scaling potential easily.

    The app calculates pool water scaling potential using the Langelier Saturation Index. Users can save and edit readings, locations, and add notes to each reading.

    ★ 1.01 ratingsUtilitiesFreeData updated 2026-09-28
  8. Pool Math Calculator app icon

    Pool Math Calculator

    Sergii Nesterenko

    Calculate chemicals with precision

    Calculate chemical dosages for chlorine, pH, and alkalinity with precise formulas. Get smart recommendations for balancing water. Track chemical levels and maintenance schedules. Export data for records or sharing.

    ★ 5.02 ratingsLifestyleFreeData updated 2026-09-06
  9. Trustpool: Crypto Mining Pool app icon

    Trustpool: Crypto Mining Pool

    Trustpool DOO

    Monitor equipment, track deposits, check yields, receive

    Monitor equipment statistics in real-time. Track daily deposits and check yields using a built-in calculator. Receive push notifications for updates. View performance data and stay informed about operations.

    ★ 4.7398 ratingsFinanceFreeData updated 2026-09-06
  10. Swimply - Rent Private Pools app icon

    Swimply - Rent Private Pools

    Swimply Inc

    Spaces by the hour

    Book , sport courts, and pet parks by the hour. spaces for swimming, playing, or hosting events. Access outdoor areas for relaxation without crowds or high hotel prices. Reserve and pay for short-term rentals directly.

    ★ 4.833,116 ratingsLifestyleFreeData updated 2026-09-19
  11. 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
  12. TubTest: Hot Tub Water Test app icon

    TubTest: Hot Tub Water Test

    Steven Heller

    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.

    ★ 5.014 ratingsLifestyleFreeData updated 2026-09-06
  13. IntelliCenter2 app icon

    IntelliCenter2

    Pentair Water Pool and Spa, Inc

    Control pool and spa devices remotely

    Monitor pool and spa status remotely or locally. Control heaters, lights, pumps, and waterfalls. Set schedules for automation. Check water chemistry levels and adjust settings as needed. Receive alerts for system status and maintenance reminders.

    ★ 4.86,960 ratingsLifestyleFreeData updated 2026-09-06

How we rank alternatives

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