# Smart SWHS vs EASUN

Smart SWHS and EASUN are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on August 14, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Smart SWHS | EASUN |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | — | Free |
| Size | 75 MB | 38 MB |
| Requires iOS | 13.0 | **12.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [祥梯 孟](https://appshunter.io/developer/1070155084) | [Nanchang Yepai Technology Co., Ltd.](https://appshunter.io/developer/1503296093) |

## What reviewers say

### Smart SWHS

[App page](https://appshunter.io/ios/app/smart-swhs/id6503616420)

**Features:** macOS Compatibility

**In-app purchases:** none


### EASUN

[App page](https://appshunter.io/ios/app/easun/id6514313618)

Monitor your battery's real-time status, including voltage, current, and internal resistance. Track historical data, compare individual cell performance, and receive alerts for critical conditions like over/under voltage and temperature. This system helps optimize lithium battery health and lifespan.

**Highlights:** Real-time voltage, current, power monitoring, Instrument panel and numerical displays, Chart timeline for historical data, Cell comparison and voltage difference, Cell balance display, Temperature and fault alarms, Single battery voltage and alarm status

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart SWHS free?

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

### Is EASUN free?

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

### Do Smart SWHS or EASUN have ads?

Neither Smart SWHS nor EASUN shows ads.

### Which is updated more often, Smart SWHS or EASUN?

Smart SWHS ships an update every 2 months, and EASUN every 2 months. Most recently, Smart SWHS was updated on August 14, 2026 and EASUN on September 25, 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.*