# 哒咔办公 vs E天OA

The clearest difference is iOS requirement: E天OA at 9.0 against 哒咔办公's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.

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

哒咔办公 ships an update every 2 months, E天OA every 5 weeks. The most recent releases landed on October 23, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | 哒咔办公 | E天OA |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Size | 70 MB | 58 MB |
| Requires iOS | 13.0 | **9.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [北京久其云福科技有限公司](https://appshunter.io/developer/1137346647) | [杭州智晗信息技术有限公司](https://appshunter.io/developer/1255811002) |

## What reviewers say

### 哒咔办公

[App page](https://appshunter.io/ios/app/id588955987)

**Features:** Vision Pro support

**In-app purchases:** none


### E天OA

[App page](https://appshunter.io/ios/app/eoa/id1361561477)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 哒咔办公 free?

哒咔办公 is free to download, with no in-app purchases.

### Is E天OA free?

E天OA is free to download, with no in-app purchases.

### Do 哒咔办公 or E天OA have ads?

Neither 哒咔办公 nor E天OA shows ads.

### Which is updated more often, 哒咔办公 or E天OA?

哒咔办公 ships an update every 2 months, and E天OA every 5 weeks. Most recently, 哒咔办公 was updated on October 23, 2026 and E天OA on October 26, 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.*