Water testing, dosing, closed loops and service logging.
Pool selection
Choose a saved pool or Custom Pool.
Auto-filled from the pool list.
Use this if you want to override the saved volume.
This volume is used in all dose calculations.
Quick capture
No photo attached. Add a photo and the app will try to fill the test results automatically.
Upload a Spin Touch photo and the app will try to fill free chlorine, pH, alkalinity, calcium hardness, CYA, salt, temperature, copper and phosphates automatically.
Current test results and targets
Quick actions
Incomplete visits auto-save on this device.
Combined water balance and dosing
Active volume
0
litres
Water balance
Ready
overall status
Report state
Draft
updates live
Watch item alerts
Last reading comparison
Maintenance prompts
Chemical stock used
This tracks stock used on this device/browser only. It does not manage inventory levels.
Service report
Tap Generate report to build the service report.
Closed loop quick capture
HHW
CHW
Closed loop status
Systems
2
HHW and CHW
Parameters flagged
0
outside range
Forecast
Stable
to next visit
Report state
Draft
updates live
| Loop | Parameter | Current | Normal range | Status | Recommended action |
|---|
Use this for heating and cooling closed loops. Ranges are editable per site so the report matches the plant you are testing.
Closed loop report
Tap Generate report to build the closed loop report.
Smart insights
Used by forecast mode.
Anomaly watch
Forecast mode
Chemical usage intelligence
Blame shield / service context
Watch items
Visit history
Interactive trend view
A raised trend chart is shown for the selected pool so techs can switch between chemistry and dose trends quickly on the phone.
| Date / time | Pool | pH | FC | Alk | Acid | Chlorine | Context / notes |
|---|
Equipment register
| Asset type | ID | Location | Status | Last note |
|---|
QR codes and setup
Print these from the admin screen only so the main testing screen stays clean.
Google Sheets live log
The deployed Apps Script web app URL is prefilled below. Generate and save PDF also sends the visit to the live master sheet.
Master sheet URL is built in.
Local data tools
History, site memory, watch items, asset notes and stock used logs are stored in this browser right now. If you want live shared updates across staff phones, the next step is connecting the app to a shared backend such as Google Sheets, Firebase or Supabase.