# i vs 威固存储

The clearest difference is iOS requirement: i at 9.0 against 威固存储's 11.0. On price, update cadence, 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.

i ships an update every 6 weeks, 威固存储 monthly. The most recent releases landed on September 14, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | i | 威固存储 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Monthly** |
| Size | 76 MB | 63 MB |
| Requires iOS | **9.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [锦才 钟](https://appshunter.io/developer/1433440881) | [深圳威固迅驰智能数据科技有限公司](https://appshunter.io/developer/1578835018) |

## What reviewers say

### i

[App page](https://appshunter.io/ios/app/i-encrypted-pro/id6444371466)

**In-app purchases:** none


### 威固存储

[App page](https://appshunter.io/ios/app/id6479392574)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is i free?

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

### Is 威固存储 free?

威固存储 is free to download, with no in-app purchases.

### Do i or 威固存储 have ads?

Neither i nor 威固存储 shows ads.

### Which is updated more often, i or 威固存储?

i ships an update every 6 weeks, and 威固存储 monthly. Most recently, i was updated on September 14, 2026 and 威固存储 on September 8, 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.*