# cors账号 vs ESDPS Survey System

The clearest difference is in-app purchases: cors账号 at none against ESDPS Survey System's 2. cors账号 also leads on iOS requirement (9.0 vs 17.0). On price there is nothing between them.

Both are free to download. ESDPS Survey System sells 2 in-app purchases, starting at $6.99 per month. cors账号 asks for nothing beyond the download.

## The numbers

| Metric | cors账号 | ESDPS Survey System |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | — | No |
| Size | 24 MB | 17 MB |
| Requires iOS | **9.0** | 17.0 |
| Devices | — | **iPhone** |
| Age rating | 4+ | 4+ |
| Developer | [Celiangkongjian(Fujian) Information technologyCo., LTD](https://appshunter.io/developer/1725773255) | [丽君 张](https://appshunter.io/developer/6779038093) |

## What reviewers say

### cors账号

[App page](https://appshunter.io/ios/app/cors/id6476086864)

**In-app purchases:** none


### ESDPS Survey System

[App page](https://appshunter.io/ios/app/esdps-survey-system/id6779094395)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ESDPS Monthly Plan | $6.99 | per month |
| Full Lifetime Access | $79.99 | one-time |


## Frequently asked questions

### Is cors账号 free?

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

### Is ESDPS Survey System free?

ESDPS Survey System is free to download, with in-app purchases available.

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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.*