# DoomStudy vs ADDU Nursing Lecturio

The clearest difference is update cadence: DoomStudy at weekly against ADDU Nursing Lecturio's every 6 months. 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.

DoomStudy ships an update weekly, ADDU Nursing Lecturio every 6 months. The most recent releases landed on October 25, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | DoomStudy | ADDU Nursing Lecturio |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Weekly** | Every 6 months |
| Size | 90 MB | 117 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [Jalal Fatouaki](https://appshunter.io/developer/1855953539) | [Lecturio GmbH](https://appshunter.io/developer/667474928) |

## What reviewers say

### DoomStudy

[App page](https://appshunter.io/ios/app/doomstudy-scroll-to-learn/id6755923722)

**Features:** macOS Compatibility

**In-app purchases:** none


### ADDU Nursing Lecturio

[App page](https://appshunter.io/ios/app/addu-nursing-lecturio/id6760471467)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is DoomStudy free?

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

### Is ADDU Nursing Lecturio free?

ADDU Nursing Lecturio is free to download, with no in-app purchases.

### Do DoomStudy or ADDU Nursing Lecturio have ads?

Neither DoomStudy nor ADDU Nursing Lecturio shows ads.

### Which is updated more often, DoomStudy or ADDU Nursing Lecturio?

DoomStudy ships an update weekly, and ADDU Nursing Lecturio every 6 months. Most recently, DoomStudy was updated on October 25, 2026 and ADDU Nursing Lecturio on October 13, 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.*