# Flatliner vs CodeTick

The clearest difference is in-app purchases: CodeTick at none against Flatliner's 1. CodeTick also leads on update cadence (every 6 days vs monthly). Flatliner's advantage is ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

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

Flatliner ships an update monthly, CodeTick every 6 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Flatliner | CodeTick |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/flatliner-code-blue-recorder/id6751251620/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 6 days** |
| Monetization | Free with in-app purchases | — |
| Size | 55 MB | 107 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [Faisal Baabbad](https://appshunter.io/developer/1829799045) | [LORENZ ANGELO ROXAS ACANTILADO](https://appshunter.io/developer/6781130751) |

## What reviewers say

### Flatliner

[App page](https://appshunter.io/ios/app/flatliner-code-blue-recorder/id6751251620)

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:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flatliner Pro Unlock | $9.99 | one-time |


### CodeTick

[App page](https://appshunter.io/ios/app/codetick/id6781130749)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Flatliner free?

Flatliner is free to download, with in-app purchases available.

### Is CodeTick free?

CodeTick is free to download, with no in-app purchases.

### Do Flatliner or CodeTick have ads?

CodeTick shows ads; Flatliner does not.

### Which is updated more often, Flatliner or CodeTick?

Flatliner ships an update monthly, and CodeTick every 6 days. Most recently, Flatliner was updated on October 24, 2026 and CodeTick on October 25, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*