Pool
9,900 L
Personal profile
Sanitizer
Chlorine
Free Cl target 1–3
Test strip
AquaChek
4-way strip
My pool
Saved locallyDefault is 9,900 L. Change it if the water volume changes.
Scan test strip
AquaChek
Take a photo of the fresh strip directly against the bottle chart.
Keep the chart and strip in the same light and photograph it straight-on.
Confirm the scan values
Use the photo to compare each pad with the chart, confirm the values below, then tap Use these readings. Automatic colour recognition can be added later without changing your saved history.
Use the photo to compare each pad with the chart, confirm the values below, then tap Use these readings. Automatic colour recognition can be added later without changing your saved history.
Today's water test
Enter readingsTest history
0 saved| Date | Readings | What was recommended |
|---|
Your chemicals
Your label tablesEasy-UppH ↑
Easy-DownpH ↓
Spa-ChlorFree Chlorine
BufferAlkalinity
Doses are scaled from the product labels you photographed. When a reading falls between printed alkalinity steps, the app labels the result as an estimate and recommends retesting before another adjustment.
Put it on your iPhone
Home Screen
On iPhone: open pool.zero7.ca in Safari → Share → Add to Home Screen. It will launch like an app and keep your pool profile and history on this device.