# Zero vs Ready

The clearest difference is rating: Zero at 5.0 against Ready's 3.0. Zero also leads on device support and iOS requirement (18.5 vs 26.2). Ready's advantage is in-app purchases (none vs 3). On price and ratings volume there is nothing between them.

Both are free to download. Zero sells 3 in-app purchases, starting at $1.99 per month. Ready asks for nothing beyond the download.

Zero holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

## The numbers

| Metric | Zero | Ready |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/zero-rush/id6753113382/reviews)** | [3.0 (1 ratings)](https://appshunter.io/ios/app/ready-hrv-and-recovery-tracker/id6758455419/reviews) |
| Number of ratings | 1 | 1 |
| In-app purchases | Yes | **No** |
| Ads | No | — |
| Update frequency | Every 3 weeks | — |
| Monetization | Freemium | — |
| Size | 10 MB | 6 MB |
| Requires iOS | **18.5** | 26.2 |
| Devices | **iPhone, Apple Watch** | — |
| Age rating | 4+ | 4+ |
| Developer | [Carlos Adiel Vega Lopez](https://appshunter.io/developer/1842567782) | [8STE LTD](https://appshunter.io/developer/1885064448) |

## What reviewers say

### Zero

[App page](https://appshunter.io/ios/app/zero-rush/id6753113382)

This app helps you manage stress by combining guided breathing exercises with real-time biometric data from your Apple Watch. It provides insights into your stress patterns and helps you schedule recovery moments to build resilience.

**Highlights:** Guided breathing exercises, Real-time biometric tracking (RHR, HRV), Stress pattern analysis, Scheduled mindful breaks, Relaxation validation, Local data storage

**Features:** Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access – Monthly | $1.99 | per month |
| All Access – Yearly | $19.99 | per year |
| Lifetime All Access | $89.99 | one-time |


### Ready

[App page](https://appshunter.io/ios/app/ready-hrv-and-recovery-tracker/id6758455419)

**In-app purchases:** none


## Frequently asked questions

### Is Zero free?

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

### Is Ready free?

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

### Which has better reviews, Zero or Ready?

Zero is rated higher. Zero averages 5.0 out of 5 from 1 ratings, while Ready averages 3.0 from 1 ratings.

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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.*