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 221–240 of 1,000 ranked alternatives.

  1. Hydraulic Calculator Engineer app icon

    Hydraulic Calculator Engineer

    Arsosa Network Inc.

    Calculate cylinder force and pressure automatically

    Allows users to input values for cylinder calculations, power, pressure difference, piston diameter, speed, lifting time, and volume flow. The automatically computes results without requiring manual formulas.

    ★ 4.37 ratingsUtilitiesFreeData updated 2026-09-06
  2. Compound Interest Calc: Growth app icon

    Compound Interest Calc: Growth

    Phan Nhat Đang

    Calculate , track , save data

    Calculate with customizable inputs. Track investment over time. Save calculation history. View visual charts for annual returns. Simulate different scenarios to plan financial goals.

    ★ 4.614 ratingsFinanceFreeData updated 2026-09-06
  1. Easy Sum | Shopping List app icon

    Easy Sum | Shopping List

    DejaWorks LTD

    Calculate expressions with ease

    Track and sum numbers with a view to avoid duplication. Enable or disable entries to compare different totals. Calculate sums for invoices, bills, or lists with clear entry management.

    ★ 4.116 ratingsProductivityFreeData updated 2026-09-10
  2. 18XXc app icon

    18XXc

    Magnus Orn Gylfason

    Calculate game moves and track scores

    Calculate scores and track game progress for 18XX board games. Input and adjust player shares, track stock prices, and manage company valuations. View turn summaries and export game data.

    ★ 4.915 ratingsUtilitiesFreeData updated 2026-09-06
  3. DrPhos' Molar Mass app icon

    DrPhos' Molar Mass

    Monte L Helm

    Calculate and elemental composition

    Calculate and elemental composition for chemical formulas. Input formulas with subscripts, parentheses, and nested groups. Display total and individual element contributions. Perform elemental analysis for problem-solving and educational purposes.

    ★ 5.09 ratingsEducation$0.99Data updated 2026-09-06
  4. Age Calculator - Birthday app icon

    Age Calculator - Birthday

    SDG CODE DOO NIS

    Calculate age in years, months, and days

    Calculate age in years, months, and days. Input birthdate to see real-time results. Adjust date format and display preferences. Works across all device types. No additional features provided.

    ★ 4.614 ratingsUtilitiesFreeData updated 2026-09-14
  5. Franklin Electric AIM app icon

    Franklin Electric AIM

    Franklin Electric Co., Inc.

    Calculate cable length and gauge

    Access motor specifications by model number or rating. Calculate cable size for single or multiple submersible motor installations. Connect to technical resources and view helpful links to the AIM Manual website.

    ★ 4.85 ratingsUtilitiesFreeData updated 2026-09-12
  6. EZBar app icon

    EZBar

    Dean Schulz

    Convert weight to plates and vice versa

    Convert between pounds and kilograms. Calculate required plates for a given weight or determine weight from plates. Manage plate and bar inventory. Track 1 Rep Max with customizable preferences.

    ★ 4.810 ratingsHealth & FitnessFreeData updated 2026-09-06
  7. Dri-Eaz Psychrometric Calc app icon

    Dri-Eaz Psychrometric Calc

    Dri-Eaz Products, Inc.

    Calculate GPP from temperature and humidity

    Calculate drying environment variables by entering temperature and relative humidity to determine grains per pound. Access advanced features for vapor pressure and dew point calculations. Switch between Fahrenheit and Celsius units.

    ★ 3.612 ratingsUtilitiesFreeData updated 2026-09-08
  8. D1 Spa Connect app icon

    D1 Spa Connect

    Gecko Alliance

    Control spa functions remotely

    Control spa functions remotely using an iOS device. Adjust pumps, set maintenance reminders, and monitor hot tub settings. Access features via wireless or cellular internet connection.

    ★ 1.03 ratingsLifestyleFreeData updated 2026-09-06

How we rank alternatives

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