# 通达OA精灵2017 vs 协同签名

The clearest difference is review sentiment: 协同签名 at 100% against 通达OA精灵2017's 27%. 协同签名 also leads on rating (2.3 vs 1.0). 通达OA精灵2017's advantage is update cadence (fortnightly vs every 5 weeks) and iOS requirement (9.0 vs 13). On price, ratings volume, 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.

协同签名 holds the better App Store score, 2.3 against 1.0. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews point the same way: 27% of 通达OA精灵2017's written reviews are positive against 100% of 协同签名's.

通达OA精灵2017 ships an update fortnightly, 协同签名 every 5 weeks. The most recent releases landed on October 8, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | 通达OA精灵2017 | 协同签名 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (2 ratings)](https://appshunter.io/ios/app/oa2017/id1231849563/reviews) | **[2.3 (3 ratings)](https://appshunter.io/ios/app/id1470035601/reviews)** |
| Number of ratings | 2 | **3** |
| Positive reviews | 27.3% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 5 weeks |
| Monetization | Free | — |
| Size | 57 MB | 62 MB |
| Requires iOS | **9.0** | 13 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [北京通达信科科技有限公司](https://appshunter.io/developer/1018115125) | [Beijing Certificate Authority Co., Ltd.](https://appshunter.io/developer/1074200787) |

## What reviewers say

### 通达OA精灵2017

[App page](https://appshunter.io/ios/app/oa2017/id1231849563)

This mobile application serves as the portable version of a leading office software system, offering essential features for businesses. It provides access to email, announcements, schedules, contacts, workflows, and instant messaging for seamless remote work.

**Highlights:** Email access, Announcements and notifications, Schedule management, Contact directory, Workflow processing, Instant messaging

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### 协同签名

[App page](https://appshunter.io/ios/app/id1470035601)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is 通达OA精灵2017 free?

通达OA精灵2017 is free to download, with no in-app purchases.

### Is 协同签名 free?

协同签名 is free to download, with no in-app purchases.

### Which has better reviews, 通达OA精灵2017 or 协同签名?

协同签名 is rated higher. 通达OA精灵2017 averages 1.0 out of 5 from 2 ratings, while 协同签名 averages 2.3 from 3 ratings.

### Do 通达OA精灵2017 or 协同签名 have ads?

Neither 通达OA精灵2017 nor 协同签名 shows ads.

### Which is updated more often, 通达OA精灵2017 or 协同签名?

通达OA精灵2017 ships an update fortnightly, and 协同签名 every 5 weeks. Most recently, 通达OA精灵2017 was updated on October 8, 2026 and 协同签名 on October 24, 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.*