# Advanced Card Systems vs B

The clearest difference is update cadence: B at weekly against Advanced Card Systems's every 6 months. Advanced Card Systems's advantage is iOS requirement (8.1 vs 13.0). 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.

Advanced Card Systems ships an update every 6 months, B weekly. The most recent releases landed on May 16, 2026 and June 3, 2026 respectively.

## The numbers

| Metric | Advanced Card Systems | B |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Weekly** |
| Size | 8 MB | 58 MB |
| Requires iOS | **8.1** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Advanced Card Systems Ltd.](https://appshunter.io/developer/573447624) | [IXB TECH PRIVATE LIMITED](https://appshunter.io/developer/1750240179) |

## What reviewers say

### Advanced Card Systems

[App page](https://appshunter.io/ios/app/advanced-card-systems/id573447621)

**Features:** macOS Compatibility

**In-app purchases:** none


### B

[App page](https://appshunter.io/ios/app/b-flow/id6752685407)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Advanced Card Systems free?

Advanced Card Systems is free to download, with no in-app purchases.

### Is B free?

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

### Do Advanced Card Systems or B have ads?

Neither Advanced Card Systems nor B shows ads.

### Which is updated more often, Advanced Card Systems or B?

Advanced Card Systems ships an update every 6 months, and B weekly. Most recently, Advanced Card Systems was updated on May 16, 2026 and B on June 3, 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.*