# LectureWatch vs Scrollory Calendar

The clearest difference is in-app purchases: LectureWatch at none against Scrollory Calendar's 1. LectureWatch also leads on device support (3 vs 1). On price, update cadence, ads and iOS requirement there is nothing between them.

Both are free to download. Scrollory Calendar sells 1 one-off in-app purchase. LectureWatch asks for nothing beyond the download.

LectureWatch ships an update every 2 months, Scrollory Calendar every 5 weeks. The most recent releases landed on October 6, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | LectureWatch | Scrollory Calendar |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Size | 8 MB | 4 MB |
| Requires iOS | **15.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [TARO TATSUMI](https://appshunter.io/developer/1836111580) | [DTLF](https://appshunter.io/developer/6775349307) |

## What reviewers say

### LectureWatch

[App page](https://appshunter.io/ios/app/lecturewatch/id6754700306)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### Scrollory Calendar

[App page](https://appshunter.io/ios/app/scrollory-calendar/id6775349305)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| rollory Pro (One-time) | $9.99 | one-time |


## Frequently asked questions

### Is LectureWatch free?

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

### Is Scrollory Calendar free?

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

### Do LectureWatch or Scrollory Calendar have ads?

Neither LectureWatch nor Scrollory Calendar shows ads.

### Which is updated more often, LectureWatch or Scrollory Calendar?

LectureWatch ships an update every 2 months, and Scrollory Calendar every 5 weeks. Most recently, LectureWatch was updated on October 6, 2026 and Scrollory Calendar on October 15, 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.*