# StudOut App vs BDB

The clearest difference is update cadence: BDB at fortnightly against StudOut App's every 2 months. StudOut App's advantage is iOS requirement (15.1 vs 17.0). 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.

StudOut App ships an update every 2 months, BDB fortnightly. The most recent releases landed on September 9, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | StudOut App | BDB |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Size | 24 MB | 36 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Enguerran Lopez-Rayroux](https://appshunter.io/developer/1727442289) | [Angel Geoffroy](https://appshunter.io/developer/1794193605) |

## What reviewers say

### StudOut App

[App page](https://appshunter.io/ios/app/studout-app/id6738096176)

**Features:** macOS Compatibility

**In-app purchases:** none


### BDB

[App page](https://appshunter.io/ios/app/bdb/id6742051629)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is StudOut App free?

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

### Is BDB free?

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

### Do StudOut App or BDB have ads?

Neither StudOut App nor BDB shows ads.

### Which is updated more often, StudOut App or BDB?

StudOut App ships an update every 2 months, and BDB fortnightly. Most recently, StudOut App was updated on September 9, 2026 and BDB on September 19, 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.*