# Smart e vs BreatheWell

The clearest difference is in-app purchases: Smart e at none against BreatheWell's 1. Smart e also leads on iOS requirement (10.0 vs 15.0). BreatheWell's advantage is update cadence (every 3 weeks vs every 3 months). On price, ads and device support there is nothing between them.

Both are free to download. BreatheWell sells 1 one-off in-app purchase. Smart e asks for nothing beyond the download.

Smart e ships an update every 3 months, BreatheWell every 3 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | Smart e | BreatheWell |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/smart-e-firecracker/id1478861569/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 14 MB | 48 MB |
| Requires iOS | **10.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [奇勇 颜](https://appshunter.io/developer/1278807009) | [niuqun guqun](https://appshunter.io/developer/1157399009) |

## What reviewers say

### Smart e

[App page](https://appshunter.io/ios/app/smart-e-firecracker/id1478861569)

Control an electronic firecracker machine using Bluetooth Low Energy. This utility app connects directly without requiring a pairing code, making it simple to install and use.

**Highlights:** Bluetooth BLE control, Electronic firecracker machine operation, No pairing code required, Easy installation and use

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

**In-app purchases:** none


### BreatheWell

[App page](https://appshunter.io/ios/app/breathewell-breathing-trainer/id6752692358)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 永久会员 | $1.99 | one-time |


## Frequently asked questions

### Is Smart e free?

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

### Is BreatheWell free?

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

### Do Smart e or BreatheWell have ads?

Neither Smart e nor BreatheWell shows ads.

### Which is updated more often, Smart e or BreatheWell?

Smart e ships an update every 3 months, and BreatheWell every 3 weeks. Most recently, Smart e was updated on November 3, 2026 and BreatheWell on November 3, 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.*