Comparison

RescueNet® CodeWriter vs Flatliner

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

RescueNet® CodeWriter

This medical documentation tool simplifies code data capture for mobile devices. It integrates with a case review system to ensure accuracy, offering features like timers and vital sign buttons for efficient data entry.

Highlights
  • Code data documentation
  • Integration with RescueNet CaseReview
  • Timer functionality
  • Vitals tracking
  • Key event buttons
  • Easy-to-use interface
Features
Read full description

The ZOLL RescueNet CodeWriter documenter is an easy-to-use application for mobile phones or tablets that simplifies code data documentation. When used with RescueNet CaseReview, RescueNet CodeWriter not only captures essential code data, but also helps ensure documentation accuracy with options such as timer, vitals and key event buttons. Simply launch the app and tap the Start New Code button to get started.* *Requires paid subscription to RescueNet CaseReview.

About

Flatliner

This app allows medical professionals to meticulously log critical interventions during CPR events in real time. It generates organized summaries for immediate review and professional documentation, aiding in efficient patient care.

Highlights
  • Real-time CPR event logging
  • CPR code and compression timers
  • Medication, rhythm, and shock tracking
  • Epinephrine and pulse check reminders
  • Chest compression fraction calculator
  • Built-in metronome
  • Clean CPR summaries
Features
Read full description

Flatliner: CPR / Code blue / ACLS/ ALS recorder Flatliner is a comprehensive CPR recording and documentation app built for emergency physicians, nurses, and paramedics. Track critical interventions in real time and generate professional documentation — instantly. During a code, Flatliner helps you record compressions, medications, rhythms, shocks, pulse checks, interventions, and important timestamps without slowing you down. When the code ends, Flatliner can generate an organized CPR summary that you can review, edit, and use for documentation. Key features: • Real-time CPR event logging • CPR code timer and compression timer • Medication, rhythm, shock, and intervention tracking • Epinephrine and pulse check reminders • Dedicated chest compression fraction calculator • Built-in metronome for compression pacing • Clean CPR summaries for documentation • Light and dark mode

Screenshots

RescueNet® CodeWriter4 screens
Flatliner4 screens

Verdict

The call

The clearest difference is in-app purchases: RescueNet® CodeWriter at none against Flatliner's 1. RescueNet® CodeWriter also leads on ratings volume (4 vs 1). On price, rating, update cadence and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Flatliner sells 1 one-off in-app purchase. RescueNet® CodeWriter asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for RescueNet® CodeWriter against 5.0 for Flatliner. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

UpkeepUpdate frequency

RescueNet® CodeWriter ships an update every 2 months, Flatliner monthly. The most recent releases landed on September 16, 2026 and September 13, 2026 respectively.

Scorecard3 real differences · 7 level
RescueNet® CodeWriter versus Flatliner: the parameters behind the verdict, then further details
ParameterRescueNet® CodeWriterFlatliner
PriceFreeFree
Rating5.0 (4 ratings)5.0 (1 ratings)
Positive reviews100.0% of reviews—
Number of ratings4 — better1
Update frequencyEvery 2 monthsMonthly — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size125 MB46 MB
Age rating4+17+
DeveloperZOLLFaisal Baabbad

Customer experience

RescueNet® CodeWriter

All ratings4 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Flatliner

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

RescueNet® CodeWriter

No in-app purchases

1 purchases

Flatliner

One-time1
  • Flatliner Pro Unlock$4.99

Questions

Is RescueNet® CodeWriter free?
RescueNet® CodeWriter is free to download, with no in-app purchases.
Is Flatliner free?
Flatliner is free to download, with in-app purchases available.
Which has better reviews, RescueNet® CodeWriter or Flatliner?
RescueNet® CodeWriter and Flatliner are both rated 5.0 out of 5 on the App Store, from 4 and 1 ratings respectively.
Do RescueNet® CodeWriter or Flatliner have ads?
Neither RescueNet® CodeWriter nor Flatliner shows ads.
Which is updated more often, RescueNet® CodeWriter or Flatliner?
RescueNet® CodeWriter ships an update every 2 months, and Flatliner monthly. Most recently, RescueNet® CodeWriter was updated on September 16, 2026 and Flatliner on September 13, 2026.

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