# 量信 vs 云拓IM

量信 and 云拓IM are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly every 9 days. The most recent releases landed on September 19, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | 量信 | 云拓IM |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 9 days | Every 9 days |
| Size | 154 MB | 89 MB |
| Requires iOS | **12.0** | 12.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [Nanjing e-Quantum Information Technology Co., Ltd](https://appshunter.io/developer/1602169761) | [Newtop LLC](https://appshunter.io/developer/852343038) |

## What reviewers say

### 量信

[App page](https://appshunter.io/ios/app/id1602169759)

**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 量信 free?

量信 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 量信 or 云拓IM have ads?

Neither 量信 nor 云拓IM shows ads.

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

量信 ships an update every 9 days, and 云拓IM every 9 days. Most recently, 量信 was updated on September 19, 2026 and 云拓IM on September 20, 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.*