# CortiCoach vs PhisBio Lab

The clearest difference is update cadence: CortiCoach at every 8 days against PhisBio Lab's every 3 months. PhisBio Lab's advantage is iOS requirement (15.6 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. CortiCoach sells 4 in-app purchases, starting at $2.99 per month and PhisBio Lab sells 2 in-app purchases, starting at $8.99 per month. Whichever you choose, the download price is not the number that matters.

CortiCoach ships an update every 8 days, PhisBio Lab every 3 months. The most recent releases landed on October 19, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | CortiCoach | PhisBio Lab |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/corticoach-cortisol-tracker/id6759721947/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 3 months |
| Monetization | Free with in-app purchases | — |
| Size | 21 MB | 3 MB |
| Requires iOS | 17.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Aashik Singh](https://appshunter.io/developer/1837636524) | [Ragtime Tech](https://appshunter.io/developer/1865976458) |

## What reviewers say

### CortiCoach

[App page](https://appshunter.io/ios/app/corticoach-cortisol-tracker/id6759721947)

Manage chronic stress with this app that uses your body's signals. Track stress patterns via HRV and sleep data, then learn proven techniques through interactive lessons and gamified rewards. Build lasting habits for a calmer, more energized life.

**Highlights:** HRV and sleep data tracking, Gamified stress management lessons, Personalized stress insights, Daily challenges and progress tracking, Streak and XP rewards, Privacy-focused on-device data storage

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $2.99 | per month |
| Pro Annual | $24.99 | per year |
| Lifetime | $9.99 | one-time |
| Lifetime Access | $12.99 | one-time |


### PhisBio Lab

[App page](https://appshunter.io/ios/app/phisbio-lab/id6794956012)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PhisBio Lab | $8.99 | per month |
| PhisBio Lab | $17.99 | per month |


## Frequently asked questions

### Is CortiCoach free?

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

### Is PhisBio Lab free?

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

### Do CortiCoach or PhisBio Lab have ads?

Neither CortiCoach nor PhisBio Lab shows ads.

### Which is updated more often, CortiCoach or PhisBio Lab?

CortiCoach ships an update every 8 days, and PhisBio Lab every 3 months. Most recently, CortiCoach was updated on October 19, 2026 and PhisBio Lab on October 29, 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.*