# 量子密信APP vs E

The clearest difference is review sentiment: E at 80% against 量子密信APP's 12%. E also leads on rating (4.6 vs 1.0) and chart position (#129 vs unranked). 量子密信APP's advantage is price (Free vs $1.99) and iOS requirement (13.0 vs 15.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

量子密信APP is free to download; E costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

E holds the better App Store score, 4.6 against 1.0. Both are backed by a comparable volume of ratings — 12 and 46 respectively. Written reviews point the same way: 12% of 量子密信APP's written reviews are positive against 80% of E's.

Both ship on a similar rhythm, roughly monthly. Both last shipped on October 1, 2026.

## The numbers

| Metric | 量子密信APP | E |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | [1.0 (12 ratings)](https://appshunter.io/ios/app/app/id1664316507/reviews) | **[4.6 (46 ratings)](https://appshunter.io/ios/app/e-wireless/id6443842412/reviews)** |
| Number of ratings | 12 | **46** |
| Positive reviews | 11.8% of reviews | **80.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | **Free** | Paid |
| Best chart rank | — | **#129** |
| Size | 297 MB | 37 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [中电信量子科技有限公司](https://appshunter.io/developer/1664316509) | [斌 刘](https://appshunter.io/developer/1649140800) |

## What reviewers say

### 量子密信APP

[App page](https://appshunter.io/ios/app/app/id1664316507)

This enterprise communication and collaboration app facilitates instant messaging, contact management, and meeting coordination. It enhances internal communication and management efficiency for businesses, with built-in security features like watermarking and sensitive word filters.

**Highlights:** Instant messaging, Unit contact directory, Meeting management, Announcement and information, Enterprise-level security, Global watermarking, Sensitive word settings

**Features:** Vision Pro support

**In-app purchases:** none


### E

[App page](https://appshunter.io/ios/app/e-wireless/id6443842412)

**Currently charting:** #129 Top Paid · Social Networking (US App Store)

This forum app provides comprehensive information on router setup, optimization, and advanced operations. Users can find solutions to network problems and engage in discussions with other wireless enthusiasts.

**Highlights:** Router installation guides, Optical cat settings optimization, Advanced router OS changes, Network problem solutions, Community forum for discussion, Wireless enthusiast discussions

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is 量子密信APP free?

量子密信APP is free to download, with no in-app purchases.

### Is E free?

E costs $1.99, with no in-app purchases.

### Which has better reviews, 量子密信APP or E?

E is rated higher. 量子密信APP averages 1.0 out of 5 from 12 ratings, while E averages 4.6 from 46 ratings.

### Do 量子密信APP or E have ads?

Neither 量子密信APP nor E shows ads.

### Which is updated more often, 量子密信APP or E?

量子密信APP ships an update monthly, and E monthly. Most recently, 量子密信APP was updated on October 1, 2026 and E on October 1, 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.*