# VOM vs 蓝答

The clearest difference is update cadence: 蓝答 at every 4 days against VOM's every 2 weeks. VOM's advantage is iOS requirement (8.0 vs 15.5). On price, ads, in-app purchases and device support there is nothing between them.

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

VOM ships an update every 2 weeks, 蓝答 every 4 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | VOM | 蓝答 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 4 days** |
| Size | 22 MB | 115 MB |
| Requires iOS | **8.0** | 15.5 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [PortSIP Solutions, Inc.](https://appshunter.io/developer/426903821) | [杭州蓝掣科技有限公司](https://appshunter.io/developer/6796554366) |

## What reviewers say

### VOM

[App page](https://appshunter.io/ios/app/vom/id1273960465)

**Features:** macOS Compatibility

**In-app purchases:** none


### 蓝答

[App page](https://appshunter.io/ios/app/id6796554364)

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

**In-app purchases:** none


## Frequently asked questions

### Is VOM free?

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

### Is 蓝答 free?

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

### Do VOM or 蓝答 have ads?

Neither VOM nor 蓝答 shows ads.

### Which is updated more often, VOM or 蓝答?

VOM ships an update every 2 weeks, and 蓝答 every 4 days. Most recently, VOM was updated on October 24, 2026 and 蓝答 on October 25, 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.*