# ByLink vs 云拓IM

The clearest difference is update cadence: ByLink at every 4 days against 云拓IM's every 9 days. ByLink also leads on device support (4 vs 2). 云拓IM's advantage is iOS requirement (12.1 vs 15.1). On price, 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.

ByLink ships an update every 4 days, 云拓IM every 9 days. The most recent releases landed on November 3, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | ByLink | 云拓IM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/bylink/id6469299404/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 days** | Every 9 days |
| Monetization | Free | — |
| Size | 111 MB | 89 MB |
| Requires iOS | 15.1 | **12.1** |
| Devices | **iPhone, iPad, iPod, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nonblocking Ltd.](https://appshunter.io/developer/1711743552) | [Newtop LLC](https://appshunter.io/developer/852343038) |

## What reviewers say

### ByLink

[App page](https://appshunter.io/ios/app/bylink/id6469299404)

This secure communication platform offers end-to-end encryption for enterprises. It provides versatile collaboration and cross-platform messaging to protect sensitive business information.

**Highlights:** End-to-end encryption, Cross-platform communication, Versatile collaboration, Secure document sharing, Enterprise-focused design

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases:** none


### 云拓IM

[App page](https://appshunter.io/ios/app/im/id6474583187)

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

**In-app purchases:** none


## Frequently asked questions

### Is ByLink free?

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

### Is 云拓IM free?

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

### Do ByLink or 云拓IM have ads?

Neither ByLink nor 云拓IM shows ads.

### Which is updated more often, ByLink or 云拓IM?

ByLink ships an update every 4 days, and 云拓IM every 9 days. Most recently, ByLink was updated on November 3, 2026 and 云拓IM on October 27, 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.*