HTReminder app icon

Apps Like HTReminder for iPhone and iPad

by enoch bryant★ 4.52 ratingsLifestyleFreeData updated 2026-09-06

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.

    ★ 4.2629 ratingsLifestyle$4.99Data updated 2026-09-08
  2. H2OCHK app icon

    H2OCHK

    Digital Concepts of Missouri, Inc.

    ★ 1.02 ratingsUtilitiesFreeData updated 2026-09-06
  3. 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
  4. 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
  5. 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
  6. 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.

    ★ 4.64,553 ratingsLifestyleFreeData updated 2026-09-06
  7. 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.

    ★ 4.821,414 ratingsLifestyleFreeData updated 2026-09-06
  8. 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
  9. 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.

    ★ 4.691 ratingsLifestyle$4.99Data updated 2026-09-06

How we rank alternatives

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