# Flow - Breath in Rhythm — 4-7-8 Breathing: Calm & Focus

> 4-7-8 Breathing: Calm & Focus (iPhone/iPad app by Yui Lau.)

- Source: https://appshunter.io/ios/app/flow-breath-in-rhythm/id6754582069 (this page in markdown: same URL + `.md`)
- Developer: [Yui Lau](https://appshunter.io/developer/1791465155)
- Category: Utilities, Health & Fitness
- Price: Free with in-app purchases
- Age rating: 4+
- Requires: iOS 15.1 · 70 MB
- Languages: American English
- Released: 2025-12-03
- Data updated: 2026-06-03
- User reviews in markdown: https://appshunter.io/ios/app/flow-breath-in-rhythm/id6754582069/reviews.md

## What is Flow?

- Mindful breathing made simple: Explore the 4-7-8 technique—a gentle, widely-loved practice to foster calm and presence in daily life (core features free forever).
- Your rhythm, your way: Customize timings (even 2-3-4 for beginners) while honoring the 4-7-8 ratio that makes this practice so grounding.  [Premium Feature] 
- Atmospheric sounds:  Enjoy free forest ambience, or unlock rain/café sounds [Premium] to curate your space and deepen your ritual.
- Hassle-free timers: Set sessions for bedtime, work breaks, or moments of busyness—no counting required! [Premium Feature]
- Trusted by many: A go-to for anyone seeking a simple way to pause, breathe, and reset.

Flow turns breathing into a mindful habit, not a chore. Core features are free forever—no subscriptions needed to start your journey toward calm.

Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| 1 Year Subscription | $2.99 | per year |
| 1 Month Subscription | $0.99 | per month |



## Version history (last 1 release)

### 1.0 — 2025-12-03

No release notes.

## More apps by Yui Lau

- [Mirror:Golden Ratio Brow Guide](https://appshunter.io/ios/app/mirrorgolden-ratio-brow-guide/id1598835342)
- [Pour-Over Coffee Recipes Timer](https://appshunter.io/ios/app/pour-over-coffee-recipes-timer/id1615750286)
- [Smart Unit Conversion](https://appshunter.io/ios/app/smart-unit-conversion/id1643381985)
- [Habit Farm - Track Progress](https://appshunter.io/ios/app/habit-farm-track-progress/id6447334043)
- [BlinkBlink: Eye Wellness](https://appshunter.io/ios/app/blinkblink-eye-wellness/id6747216912)

All apps by Yui Lau: https://appshunter.io/developer/1791465155

## Related topics

[yui lau](https://appshunter.io/ios/topics/yui-lau)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-06-03.*