# 科士达光伏+ vs 小金坞

The clearest difference is update cadence: 科士达光伏+ at every 3 weeks against 小金坞's every 2 months. 小金坞's advantage is iOS requirement (9.0 vs 15.6). 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.

科士达光伏+ ships an update every 3 weeks, 小金坞 every 2 months. The most recent releases landed on September 8, 2026 and September 17, 2026 respectively.

## The numbers

| Metric | 科士达光伏+ | 小金坞 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Size | 16 MB | 30 MB |
| Requires iOS | 15.6 | **9.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Kstar Science & Technology Co., Ltd.](https://appshunter.io/developer/1460236605) | [许杰 严](https://appshunter.io/developer/1520332664) |

## What reviewers say

### 科士达光伏+

[App page](https://appshunter.io/ios/app/plus/id1460236606)

**Features:** macOS Compatibility

**In-app purchases:** none


### 小金坞

[App page](https://appshunter.io/ios/app/id1520344305)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 科士达光伏+ free?

科士达光伏+ is free to download, with no in-app purchases.

### Is 小金坞 free?

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

### Do 科士达光伏+ or 小金坞 have ads?

Neither 科士达光伏+ nor 小金坞 shows ads.

### Which is updated more often, 科士达光伏+ or 小金坞?

科士达光伏+ ships an update every 3 weeks, and 小金坞 every 2 months. Most recently, 科士达光伏+ was updated on September 8, 2026 and 小金坞 on September 17, 2026.

---

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