# SUN WISE vs ECBMS

The clearest difference is update cadence: SUN WISE at every 3 weeks against ECBMS's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

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

SUN WISE ships an update every 3 weeks, ECBMS every 3 months. The most recent releases landed on September 11, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | SUN WISE | ECBMS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 3 months |
| Size | 198 MB | 31 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [Shanghai Siseli New Energy Cooperative Enterprise](https://appshunter.io/developer/1673700559) | [云皓 胡](https://appshunter.io/developer/1809881079) |

## What reviewers say

### SUN WISE

[App page](https://appshunter.io/ios/app/sun-wise/id6743264767)

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

**In-app purchases:** none


### ECBMS

[App page](https://appshunter.io/ios/app/ecbms/id6745311261)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SUN WISE free?

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

### Is ECBMS free?

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

### Do SUN WISE or ECBMS have ads?

Neither SUN WISE nor ECBMS shows ads.

### Which is updated more often, SUN WISE or ECBMS?

SUN WISE ships an update every 3 weeks, and ECBMS every 3 months. Most recently, SUN WISE was updated on September 11, 2026 and ECBMS on September 10, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*