# DoomStudy vs ScrollLecture

The clearest difference is in-app purchases: DoomStudy at none against ScrollLecture's 3. DoomStudy also leads on ads (none vs shown) and iOS requirement (15.1 vs 26.2). On price, update cadence and device support there is nothing between them.

Both are free to download. ScrollLecture sells 3 in-app purchases, starting at $6.99 per 7 days. DoomStudy asks for nothing beyond the download.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on September 14, 2026 and September 7, 2026 respectively.

## The numbers

| Metric | DoomStudy | ScrollLecture |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Weekly | Weekly |
| Size | 90 MB | 12 MB |
| Requires iOS | **15.1** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Jalal Fatouaki](https://appshunter.io/developer/1855953539) | [Siarhei Halavachenka](https://appshunter.io/developer/1877393153) |

## What reviewers say

### DoomStudy

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

**Features:** macOS Compatibility

**In-app purchases:** none


### ScrollLecture

[App page](https://appshunter.io/ios/app/scrolllecture-scroll-and-study/id6759876633)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ScrollLecture Pro Weekly | $6.99 | per 7 days |
| ScrollLecture Pro Monthly | $11.99 | per month |
| ScrollLecture Pro Yearly | $34.99 | per year |


## Frequently asked questions

### Is DoomStudy free?

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

### Is ScrollLecture free?

ScrollLecture is free to download, with in-app purchases available.

### Do DoomStudy or ScrollLecture have ads?

ScrollLecture shows ads; DoomStudy does not.

### Which is updated more often, DoomStudy or ScrollLecture?

DoomStudy ships an update weekly, and ScrollLecture weekly. Most recently, DoomStudy was updated on September 14, 2026 and ScrollLecture on September 7, 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.*