# Dialog Admin vs TTStudent BSB

The clearest difference is update cadence: Dialog Admin at every 2 weeks against TTStudent BSB's every 2 months. Dialog Admin also leads on iOS requirement (12.0 vs 15.6). 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.

Dialog Admin ships an update every 2 weeks, TTStudent BSB every 2 months. The most recent releases landed on September 17, 2026 and September 16, 2026 respectively.

## The numbers

| Metric | Dialog Admin | TTStudent BSB |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 2 months |
| Size | 31 MB | 33 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Covexis Pte Ltd](https://appshunter.io/developer/417411168) | [Overdrive IoT Pte Ltd](https://appshunter.io/developer/1506535988) |

## What reviewers say

### Dialog Admin

[App page](https://appshunter.io/ios/app/dialog-admin/id1505512902)

**Features:** macOS Compatibility

**In-app purchases:** none


### TTStudent BSB

[App page](https://appshunter.io/ios/app/ttstudent-bsb/id1546359231)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Dialog Admin free?

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

### Is TTStudent BSB free?

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

### Do Dialog Admin or TTStudent BSB have ads?

Neither Dialog Admin nor TTStudent BSB shows ads.

### Which is updated more often, Dialog Admin or TTStudent BSB?

Dialog Admin ships an update every 2 weeks, and TTStudent BSB every 2 months. Most recently, Dialog Admin was updated on September 17, 2026 and TTStudent BSB on September 16, 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.*