Pool Buddy - Calculator

The smart way to maintain your pool. Test water, get dosing recommendations, track chemistry over time. Works with chlorine, salt water, and borate pools.

Pool Buddy is your personal pool chemistry assistant. Test your water, get precise chemical dosing recommendations, and maintain crystal clear water all season long.

SMART CHEMICAL CALCULATOR Enter your test readings and Pool Buddy calculates exactly how much of each chemical to add based on your pool's specific volume. No more guessing or over-treating.

Supports all essential tests: • Free Chlorine (FC) & Combined Chlorine (CC) • pH Level • Total Alkalinity (TA) • Calcium Hardness (CH) • Cyanuric Acid (CYA/Stabilizer) • Salt Level • Borates • Water Temperature

WORKS WITH YOUR POOL • Chlorine pools • Salt water generators (SWG) • Borate-treated pools • Inground and above ground • Spas and hot tubs

Customize target ranges based on your pool type, surface material, and sanitizer system.

WEATHER INTEGRATION Tap once to fetch current weather conditions for your location. Temperature and humidity affect your pool chemistry - Pool Buddy records it with each test so you can see patterns over time.

TRACK EVERYTHING • Complete test history with trends • Maintenance logs (filter pressure, pump runtime, SWG output) • Expense tracking for chemicals and supplies • Automatic CSI (Calcium Saturation Index) calculation

NEVER FORGET MAINTENANCE Set up reminders for: • Water testing schedules • Filter cleaning • Chemical additions • Equipment checks

Get notified when it's time to maintain your pool.

SYNC ACROSS DEVICES All your pool data syncs automatically via iCloud. Start a test on your iPhone by the pool, review your history on your iPad at home.

PRIVACY FOCUSED Your pool data stays on your device and in your personal iCloud account. No accounts to create, no data sent to external servers, no ads, no tracking.

Whether you're a new pool owner learning the basics or a seasoned pro optimizing your routine, Pool Buddy helps you maintain perfectly balanced water with confidence.