# Respirix vs Tide

The clearest difference is price: Tide at Free against Respirix's $6.99. Respirix's advantage is update cadence (every 2 weeks vs every 2 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

Tide is free to download; Respirix costs $6.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Respirix ships an update every 2 weeks, Tide every 2 months. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Respirix | Tide |
| --- | --- | --- |
| Price | $6.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Monetization | Paid | — |
| Size | 11 MB | 17 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, iPad | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Kim Syversen](https://appshunter.io/developer/1870072139) | [Quiet Leaf LLC](https://appshunter.io/developer/6777428492) |

## What reviewers say

### Respirix

[App page](https://appshunter.io/ios/app/respirix-hrv-breathing-coach/id6758206591)

This app guides your breathing using real-time heart rate variability feedback. It helps you find your optimal breathing rate for relaxation and offers research-backed protocols. The app works offline and does not require an account or subscription.

**Highlights:** Live HRV coherence feedback, Guided resonance frequency finder, Research-backed breathing protocols, Customizable breathing patterns, Optional heart rate strap integration, Progress tracking and trend charts, Offline functionality

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

**In-app purchases:** none


### Tide

[App page](https://appshunter.io/ios/app/tide-breathing-timer/id6780638739)

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Respirix free?

Respirix costs $6.99, with no in-app purchases.

### Is Tide free?

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

### Do Respirix or Tide have ads?

Neither Respirix nor Tide shows ads.

### Which is updated more often, Respirix or Tide?

Respirix ships an update every 2 weeks, and Tide every 2 months. Most recently, Respirix was updated on October 14, 2026 and Tide on October 7, 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.*