# Smart Base vs Vagus Nerve Breathing

The clearest difference is in-app purchases: Smart Base at none against Vagus Nerve Breathing's 28. Smart Base also leads on iOS requirement (12.0 vs 14.4). Vagus Nerve Breathing's advantage is update cadence (every 8 days vs every 5 months). On price, ads and device support there is nothing between them.

Both are free to download. Vagus Nerve Breathing sells 28 in-app purchases, starting at $2.99 per 7 days. Smart Base asks for nothing beyond the download.

Smart Base ships an update every 5 months, Vagus Nerve Breathing every 8 days. The most recent releases landed on October 12, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Smart Base | Vagus Nerve Breathing |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.7 (51 ratings)](https://appshunter.io/ios/app/vagus-nerve-breathing-flowmd/id6446627839/reviews)** |
| Number of ratings | — | **51** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 8 days** |
| Monetization | — | Subscription |
| Size | 57 MB | 26 MB |
| Requires iOS | **12.0** | 14.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Qingdao Richmat Intelligence Technology Inc.](https://appshunter.io/developer/1814751082) | [Gal Harth](https://appshunter.io/developer/1678497914) |

## What reviewers say

### Smart Base

[App page](https://appshunter.io/ios/app/smart-base/id1586948686)

**Features:** macOS Compatibility

**In-app purchases:** none


### Vagus Nerve Breathing

[App page](https://appshunter.io/ios/app/vagus-nerve-breathing-flowmd/id6446627839)

This app uses your camera to guide you through breathing exercises designed to reduce stress, improve focus, and support overall well-being. It offers scientifically backed techniques and includes a mood tracker for enhanced self-awareness.

**Highlights:** Camera-based breath biofeedback, Stress and anxiety reduction, Focus and productivity boost, Heart Rate Variability (HRV) improvement, Mood and emotions tracker, Scientifically backed exercises

**In-app purchases (28)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $2.99 | per 7 days |
| Weekly Subscription | $4.99 | per 7 days |
| Monthly Subscription | $6.39 | per month |
| Weekly Subscription | $6.99 | per 7 days |
| Monthly Subscription | $7.99 | per month |
| Weekly Subscription | $7.99 | per 7 days |
| Weekly Subscription | $9.99 | per 7 days |
| Yearly Subscription | $9.99 | per year |
| Monthly Subscription | $9.99 | per month |
| Yearly Subscription | $14.99 | per year |
| Monthly Subscription | $14.99 | per month |
| Yearly Subscription | $19.99 | per year |
| Yearly Subscription | $29.99 | per year |
| Yearly Subscription | $29.99 | per month |
| Yearly Subscription | $34.99 | per year |
| Yearly Subscription | $39.99 | per year |
| Yearly Subscription | $47.00 | per year |
| Yearly Subscription | $49.99 | per year |
| Yearly Subscription | $49.99 | per year |
| Yearly Subscription | $59.99 | per year |
| Yearly Subscription | $59.99 | per year |
| Yearly Subscription | $89.99 | per year |
| Yearly Subscription | $99.99 | per year |
| Yearly Subscription | $109.99 | per 7 days |
| Yearly Subscription | $119.99 | per year |
| Yearly Subscription | $124.99 | per year |
| Yearly Subscription | $179.99 | per year |
| Yearly Subscription | $189.99 | per year |


## Frequently asked questions

### Is Smart Base free?

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

### Is Vagus Nerve Breathing free?

Vagus Nerve Breathing is free to download, with in-app purchases available.

### Do Smart Base or Vagus Nerve Breathing have ads?

Neither Smart Base nor Vagus Nerve Breathing shows ads.

### Which is updated more often, Smart Base or Vagus Nerve Breathing?

Smart Base ships an update every 5 months, and Vagus Nerve Breathing every 8 days. Most recently, Smart Base was updated on October 12, 2026 and Vagus Nerve Breathing on October 24, 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.*