# POSIO vs SaigonBAC

The clearest difference is iOS requirement: POSIO at 13.0 against SaigonBAC'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.

POSIO ships an update fortnightly, SaigonBAC every 3 weeks. The most recent releases landed on October 8, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | POSIO | SaigonBAC |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Size | 99 MB | 159 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 17+ |
| Developer | [365 SOFTWARE JOINT STOCK COMPANY](https://appshunter.io/developer/1362952860) | [Nguyen Thi Kiem AI](https://appshunter.io/developer/913823076) |

## What reviewers say

### POSIO

[App page](https://appshunter.io/ios/app/posio/id1578400818)

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

**In-app purchases:** none


### SaigonBAC

[App page](https://appshunter.io/ios/app/saigonbac/id6743337388)

**In-app purchases:** none


## Frequently asked questions

### Is POSIO free?

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

### Is SaigonBAC free?

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

### Do POSIO or SaigonBAC have ads?

Neither POSIO nor SaigonBAC shows ads.

### Which is updated more often, POSIO or SaigonBAC?

POSIO ships an update fortnightly, and SaigonBAC every 3 weeks. Most recently, POSIO was updated on October 8, 2026 and SaigonBAC on October 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*