Flatliner app iconFlatliner

CPR recorder app for real-time code blue documentation

Flatliner helps trained healthcare professionals log cardiac arrest events as they happen, including compressions, medications, rhythms, shocks, pulse checks, procedures, and key times.

Get it on Google Play
Record CPR events, medication times, shocks, rhythms, and procedures with Flatliner.

Record events as they happen

Log medications, shocks, procedures, rhythm checks, and other critical events without waiting until the code ends.

Track CPR quality details

Use timers, prompts, and chest compression fraction tracking to make documentation easier to review after the event.

Generate a clean code note

Turn the event log into a structured note that is ready for the medical record.

A simple CPR documentation workflow

From the first event to a structured code note

Flatliner keeps code blue documentation chronological and easy to review without adding a complicated setup step during an emergency.

  1. 01

    Start the code timeline

    Open the CPR recorder and begin a structured timeline as soon as documentation starts.

  2. 02

    Record events in real time

    Add compressions, medications, rhythm checks, shocks, pulse checks, airway procedures, and other key events as they happen.

  3. 03

    Review and use the code note

    Check the event history and use the generated summary to support post-code documentation in the medical record.

What the CPR recorder can document

Record the details your team will need when reviewing the arrest timeline and completing documentation after the event.

  • CPR start, pauses, and return of spontaneous circulation times
  • Medication names and administration times
  • Rhythm checks, defibrillation attempts, and pulse checks
  • Airway, vascular access, and other procedures
  • Chest compression fraction details for post-event review
  • A chronological summary for EMR documentation

Built for trained healthcare professionals

Flatliner is designed for emergency physicians, nurses, paramedics, and code blue teams who need fast, organized documentation during cardiac arrest care.

  • Real-time CPR event logging
  • Medication and procedure tracking
  • Rhythm, shock, and pulse check documentation
  • Dedicated chest compression fraction calculator
  • Built-in metronome and two-minute prompts
  • Free on iOS and Android

CPR recorder questions

What is a CPR recorder app?

A CPR recorder app helps a trained member of the resuscitation team document important events and times during a cardiac arrest. Flatliner organizes those entries into a chronological code timeline.

Who is Flatliner built for?

Flatliner is built for trained healthcare professionals, including emergency physicians, nurses, paramedics, and hospital code blue teams.

What can the code blue recorder document?

It can document CPR events, medications, rhythms, shocks, pulse checks, airway and access procedures, key arrest times, and chest compression fraction details.

Does Flatliner replace clinical judgment?

No. Flatliner is a documentation aid and does not diagnose rhythms, direct resuscitation care, or replace local protocols and clinical judgment.

Where can I use Flatliner?

The Flatliner mobile app is available on iOS and Android. A browser-based demo is also available so teams can preview the workflow.

Preview the CPR recorder workflow

Open the browser demo before installing the mobile app.

Try the app