# Sonsii vs eCamPro

The clearest difference is update cadence: eCamPro at every 6 days against Sonsii's every 2 months. Sonsii's advantage is iOS requirement (10.0 vs 12.0). 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.

Sonsii ships an update every 2 months, eCamPro every 6 days. Both last shipped on September 9, 2026.

## The numbers

| Metric | Sonsii | eCamPro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 6 days** |
| Size | 69 MB | 65 MB |
| Requires iOS | **10.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shenzhen Sonsii Intelligent Technology Co.,Ltd.](https://appshunter.io/developer/1664711627) | [雪晴 朱](https://appshunter.io/developer/1284531615) |

## What reviewers say

### Sonsii

[App page](https://appshunter.io/ios/app/sonsii/id1664710875)

**In-app purchases:** none


### eCamPro

[App page](https://appshunter.io/ios/app/ecampro/id6654896351)

**In-app purchases:** none


## Frequently asked questions

### Is Sonsii free?

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

### Is eCamPro free?

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

### Do Sonsii or eCamPro have ads?

Neither Sonsii nor eCamPro shows ads.

### Which is updated more often, Sonsii or eCamPro?

Sonsii ships an update every 2 months, and eCamPro every 6 days. Most recently, Sonsii was updated on September 9, 2026 and eCamPro on September 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.*