Nightarc

See how your CPAP is working.

Nightarc turns your ResMed therapy file into a clear nightly dashboard. Track your AHI score, leak rate, pressure, and breathing events — one night at a time.

No account needed. Your data is not stored on our servers.

This is a preview — demo data only.

AHI Trend — breathing disruptions per hour

— Normal threshold (AHI 5)
Sun, Mar 15

Night 30 of 30

AHI

2.7e/hr

Duration

7h 59m

Leak Rate

5.6L/min

Pressure (med)

8.8cmH₂O

Apneas

5

Hypopneas

16

Pressure p95

10.6cmH₂O

Ready to see your own data?

How it works

1

Find your file

Your ResMed CPAP saves every session to its SD card. Look for /DATALOG/STR.edf.

2

Upload

Drop the file into Nightarc. Processing happens locally.

3

See your data

Your full therapy history, one night at a time.