# CIEC vs LDC精益数字云

The clearest difference is update cadence: CIEC at every 6 days against LDC精益数字云's every 2 weeks. 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.

CIEC ships an update every 6 days, LDC精益数字云 every 2 weeks. The most recent releases landed on May 19, 2026 and May 15, 2026 respectively.

## The numbers

| Metric | CIEC | LDC精益数字云 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 2 weeks |
| Size | 7 MB | 135 MB |
| Requires iOS | 13.0 | **12.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Anh Nguyen Duc](https://appshunter.io/developer/1574177561) | [Tianjin Abrain Technology Development Co., Ltd](https://appshunter.io/developer/1365364573) |

## What reviewers say

### CIEC

[App page](https://appshunter.io/ios/app/ciec/id1578402980)

**Features:** macOS Compatibility

**In-app purchases:** none


### LDC精益数字云

[App page](https://appshunter.io/ios/app/ldc/id1620099038)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is CIEC free?

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

### Is LDC精益数字云 free?

LDC精益数字云 is free to download, with no in-app purchases.

### Do CIEC or LDC精益数字云 have ads?

Neither CIEC nor LDC精益数字云 shows ads.

### Which is updated more often, CIEC or LDC精益数字云?

CIEC ships an update every 6 days, and LDC精益数字云 every 2 weeks. Most recently, CIEC was updated on May 19, 2026 and LDC精益数字云 on May 15, 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.*