Pool Buddy - water testing

swimming pool water test

Only for iPhone

Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.

iPhone

Pool Buddy is the all-in-one swimming pool water chemistry app designed to make maintaining perfectly balanced pool water simple, accurate and professional. Whether you're a pool owner, service engineer or maintenance professional, Pool Buddy gives you the tools you need to test, calculate and understand your water chemistry with confidence. No more guesswork. Simply enter your water test results and let Pool Buddy do the calculations for you. FEATURES • Professional water chemistry calculations. • Langelier Saturation Index (LSI) calculator. • Multiple pool type support. • Total Dissolved Solids (TDS) calculations. • Conductivity calculations. • Easy-to-use water balance tools. • Fast and accurate results. • Designed for both professionals and home users. • Clean and intuitive interface. • Works anywhere without complicated setup. WATER BALANCING MADE SIMPLE Maintaining the correct water balance is essential for swimmer comfort, equipment protection and overall pool performance. Incorrect water chemistry can lead to scale formation, corrosion, cloudy water and inefficient sanitiser performance. Pool Buddy helps remove the complexity by providing professional calculations in seconds, helping you make informed decisions when adjusting your pool water. LSI CALCULATIONS The Langelier Saturation Index is one of the most important indicators of water balance. Pool Buddy calculates your LSI value using key water parameters to help determine whether your water is balanced, scale forming or corrosive. Understanding your LSI has never been easier. Pool Buddy helps you identify potential issues before they become costly problems. DESIGNED FOR EVERY POOL OWNER Whether you maintain: • Domestic swimming pools • Commercial swimming pools • Indoor pools • Outdoor pools • Spa pools • Hot tubs Pool Buddy provides reliable calculations to support your regular water testing routine. FOR PROFESSIONALS Pool Buddy has been developed with swimming pool service engineers and maintenance professionals in mind. The app provides quick calculations whilst on-site, helping save time and improve accuracy when servicing pools. Perfect for: • Swimming pool engineers • Pool maintenance professionals • Service technicians • Domestic pool owners • Commercial pool operators • Anyone wanting better water quality WHY CHOOSE POOL BUDDY? • Simple and easy to use. • Professional-grade calculations. • Fast results whenever you need them. • Suitable for beginners and experienced users alike. • Designed specifically for swimming pool water chemistry. • No unnecessary complexity – just the information you need. Pool Buddy has been created to make swimming pool water balancing easier, faster and more accurate, helping you maintain safer, cleaner and better-balanced water every day. Take the guesswork out of water chemistry and let Pool Buddy become your trusted pool maintenance companion.

Ratings & Reviews

  • This app hasn’t received enough ratings or reviews to display an overview.

Minor improvements and bug fixes.

Version 1.0.1

The developer, Darran Horan, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Used to Track You

    The following data may be used to track you across apps and websites owned by other companies:

    • Usage Data

  • Data Linked to You

    The following data may be collected and linked to your identity:

    • Contact Info
    • Identifiers

  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Usage Data
    • Diagnostics

Privacy practices may vary, for example, based on the features you use or your age. Learn More

Accessibility

The developer has not yet indicated which accessibility features this app supports. Learn More

Information

Seller
  • Darran Horan
Size
  • 37.2 MB
Category
  • Utilities
Compatibility
Requires iOS 15.1 or later.
  • iPhone
    Requires iOS 15.1 or later.
  • iPod touch
    Requires iOS 15.1 or later.
  • Mac
    Requires macOS 12.0 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 1.0 or later.
Languages
  • English
Age Rating
4+
In-App Purchases
Yes
Copyright
  • © 2026 Pool Buddy
  • Developer Website
  • Privacy Policy