# LectureWatch vs Days Left

The clearest difference is in-app purchases: LectureWatch at none against Days Left's 1. LectureWatch also leads on iOS requirement (15.0 vs 26.2). Days Left's advantage is update cadence (every 8 days vs every 2 months). On price, ads and device support there is nothing between them.

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

LectureWatch ships an update every 2 months, Days Left every 8 days. The most recent releases landed on October 17, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | LectureWatch | Days Left |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 8 days** |
| Size | 8 MB | 4 MB |
| Requires iOS | **15.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [TARO TATSUMI](https://appshunter.io/developer/1836111580) | [Naoki Hotta](https://appshunter.io/developer/1791360765) |

## What reviewers say

### LectureWatch

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

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

**In-app purchases:** none


### Days Left

[App page](https://appshunter.io/ios/app/days-left-calendar-countdown/id6761004521)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 大ウィジェット | $0.99 | one-time |


## Frequently asked questions

### Is LectureWatch free?

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

### Is Days Left free?

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

### Do LectureWatch or Days Left have ads?

Neither LectureWatch nor Days Left shows ads.

### Which is updated more often, LectureWatch or Days Left?

LectureWatch ships an update every 2 months, and Days Left every 8 days. Most recently, LectureWatch was updated on October 17, 2026 and Days Left on October 24, 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.*