# RespiRelax+ vs 333 GO

The clearest difference is in-app purchases: RespiRelax+ at none against 333 GO's 5. RespiRelax+ also leads on update cadence (every 3 weeks vs every 3 months) and iOS requirement (15.6 vs 17.0). 333 GO's advantage is review sentiment (83% vs 70%). On price, ads and device support there is nothing between them.

Both are free to download. 333 GO sells 5 in-app purchases, starting at $3.90 per month. RespiRelax+ asks for nothing beyond the download.

RespiRelax+ ships an update every 3 weeks, 333 GO every 3 months. The most recent releases landed on October 29, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | RespiRelax+ | 333 GO |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (16 ratings)](https://appshunter.io/ios/app/respirelax-plus/id515900420/reviews)** | — |
| Number of ratings | **16** | — |
| Positive reviews | 69.6% of reviews | **83.3% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 84 MB | 34 MB |
| Requires iOS | **15.6** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Les Thermes d'Allevard](https://appshunter.io/developer/515900423) | [IS NOW](https://appshunter.io/developer/1660770914) |

## What reviewers say

### RespiRelax+

[App page](https://appshunter.io/ios/app/respirelax-plus/id515900420)

Improve your breathing and manage stress with guided exercises. This app offers personalized programs and offline functionality for consistent practice, promoting well-being and cardiac coherence.

**Highlights:** Personalized breathing programs, Stress management exercises, Cardiac coherence training, Offline practice mode, Adjustable session duration, Soothing visual and sound environments

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

**In-app purchases:** none

**What reviewers like**

- ✨ Effective for anxiety management
- 🧘‍♀️ Calming and relaxing experience
- 👍 Simple and intuitive interface
- 🆓 Free to use
- 🔒 Respects data privacy

**What reviewers complain about**

- 🎶 Old music preferred by many
- 🔔 Aggressive end-of-session sound
- 🔊 Sound issues reported
- 📱 Lack of Apple Watch integration
- 🎨 New design less appealing to some

**Reported bugs**

- Custom session timing not constant
- Progressive sound option disappeared
- Sound settings not remembered
- Customization option not functional
- Cannot use with headphones

**Requested features**

- Apple Watch integration
- Customizable hold/apnea phases
- Ability to combine sessions
- Add duration of apnea for experts
- Calendar/progress tracking


### 333 GO

[App page](https://appshunter.io/ios/app/333-go/id1660770912)

This app transmits beneficial vibrations to promote well-being and energy throughout your day. It aims to enhance your daily life with positive frequencies. Explore different subscription options for full access.

**Highlights:** Beneficial vibrations, Promotes well-being, Enhances daily energy, Multiple subscription plans, Available on iOS devices

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Essentiel mensuel | $3.90 | per month |
| Intégral mensuel | $9.90 | per month |
| Essentiel annuel | $39.00 | per year |
| Abonnement Intégral annuel | $99.00 | per year |
| Abonnement à vie | $179.99 | one-time |


## Frequently asked questions

### Is RespiRelax+ free?

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

### Is 333 GO free?

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

### Do RespiRelax+ or 333 GO have ads?

Neither RespiRelax+ nor 333 GO shows ads.

### Which is updated more often, RespiRelax+ or 333 GO?

RespiRelax+ ships an update every 3 weeks, and 333 GO every 3 months. Most recently, RespiRelax+ was updated on October 29, 2026 and 333 GO on October 16, 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.*