# Smart Battery Connection vs Compression Leg Massager

The clearest difference is iOS requirement: Smart Battery Connection at 11.0 against Compression Leg Massager's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Smart Battery Connection ships an update every 4 months, Compression Leg Massager every 2 months. The most recent releases landed on September 10, 2026 and August 9, 2026 respectively.

## The numbers

| Metric | Smart Battery Connection | Compression Leg Massager |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 2 months** |
| Size | 28 MB | 23 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [应刚 郑](https://appshunter.io/developer/1446858821) | [海洋 刘](https://appshunter.io/developer/1736870190) |

## What reviewers say

### Smart Battery Connection

[App page](https://appshunter.io/ios/app/smart-battery-connection/id1594552262)

**Features:** macOS Compatibility

**In-app purchases:** none


### Compression Leg Massager

[App page](https://appshunter.io/ios/app/compression-leg-massager/id6745699701)

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart Battery Connection free?

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

### Is Compression Leg Massager free?

Compression Leg Massager is free to download, with no in-app purchases.

### Do Smart Battery Connection or Compression Leg Massager have ads?

Neither Smart Battery Connection nor Compression Leg Massager shows ads.

### Which is updated more often, Smart Battery Connection or Compression Leg Massager?

Smart Battery Connection ships an update every 4 months, and Compression Leg Massager every 2 months. Most recently, Smart Battery Connection was updated on September 10, 2026 and Compression Leg Massager on August 9, 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.*