# AmBio Smart vs BKFast

The clearest difference is iOS requirement: AmBio Smart at 12.4 against BKFast's 15.6. 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.

AmBio Smart ships an update every 3 months, BKFast every 4 months. The most recent releases landed on November 7, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | AmBio Smart | BKFast |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 months** | Every 4 months |
| Size | 32 MB | 22 MB |
| Requires iOS | **12.4** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Luu Dinh Vu](https://appshunter.io/developer/1481021279) | [BACH KHOA INNOVATION JOINT STOCK COMPANY](https://appshunter.io/developer/1813166683) |

## What reviewers say

### AmBio Smart

[App page](https://appshunter.io/ios/app/ambio-smart/id1500554721)

**Features:** macOS Compatibility

**In-app purchases:** none


### BKFast

[App page](https://appshunter.io/ios/app/bkfast/id6746377552)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is AmBio Smart free?

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

### Is BKFast free?

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

### Do AmBio Smart or BKFast have ads?

Neither AmBio Smart nor BKFast shows ads.

### Which is updated more often, AmBio Smart or BKFast?

AmBio Smart ships an update every 3 months, and BKFast every 4 months. Most recently, AmBio Smart was updated on November 7, 2026 and BKFast on October 30, 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.*