# B vs Vi.Work

The clearest difference is update cadence: B at every 2 months against Vi.Work's every 11 months. Vi.Work's advantage is iOS requirement (12.0 vs 16.0). 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.

B ships an update every 2 months, Vi.Work every 11 months. The most recent releases landed on October 7, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | B | Vi.Work |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 11 months |
| Size | 37 MB | 77 MB |
| Requires iOS | 16.0 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [BTEC TECHNOLOGY JOINT STOCK COMPANY](https://appshunter.io/developer/1531730070) | [VIETINFO TECHNOLOGY CORPORATION](https://appshunter.io/developer/1267239752) |

## What reviewers say

### B

[App page](https://appshunter.io/ios/app/b-signflow/id1531730068)

**In-app purchases:** none


### Vi.Work

[App page](https://appshunter.io/ios/app/viwork/id1538735961)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is B free?

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

### Is Vi.Work free?

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

### Do B or Vi.Work have ads?

Neither B nor Vi.Work shows ads.

### Which is updated more often, B or Vi.Work?

B ships an update every 2 months, and Vi.Work every 11 months. Most recently, B was updated on October 7, 2026 and Vi.Work 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.*