# 24 vs Shift Calendar

The clearest difference is review sentiment: 24 at 76% against Shift Calendar's 51%. 24 also leads on rating (4.4 vs 4.2) and monetization model (ad-supported vs free with in-app purchases). Shift Calendar's advantage is update cadence (every 3 months vs every 8 months) and iOS requirement (11.0 vs 15). On price, ratings volume, ads and in-app purchases there is nothing between them.

Both are free to download. 24 sells 1 one-off in-app purchase and Shift Calendar sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

24 holds the better App Store score, 4.4 against 4.2. Both are backed by a comparable volume of ratings — 62 and 144 respectively. Written reviews point the same way: 76% of 24's written reviews are positive against 51% of Shift Calendar's.

24 ships an update every 8 months, Shift Calendar every 3 months. The most recent releases landed on October 5, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | 24 | Shift Calendar |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (62 ratings)](https://appshunter.io/ios/app/24-hour-weekly-schedule-notes/id883121394/reviews)** | [4.2 (144 ratings)](https://appshunter.io/ios/app/shift-calendar-schedule/id1338193231/reviews) |
| Number of ratings | 62 | **144** |
| Positive reviews | **76.5% of reviews** | 51.5% of reviews |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 8 months | **Every 3 months** |
| Monetization | **Ad-supported** | Free with in-app purchases |
| Size | 12 MB | 27 MB |
| Requires iOS | 15 | **11.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [SHIGETO TAKAGI](https://appshunter.io/developer/519611619) | [章健 杨](https://appshunter.io/developer/1566849627) |

## What reviewers say

### 24

[App page](https://appshunter.io/ios/app/24-hour-weekly-schedule-notes/id883121394)

This utility app provides a clear, one-screen overview of your entire week, displaying 24-hour notes for each day. It highlights the current day and time with a red frame for easy reference. Easily navigate through your schedule to manage your time effectively.

**Highlights:** 24-hour daily view, 7-day weekly view, One-line note entries, Current day and time highlight, Easy page switching

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $1.99 | one-time |


### Shift Calendar

[App page](https://appshunter.io/ios/app/shift-calendar-schedule/id1338193231)

Easily manage your work schedule with this app designed for shift workers. Customize your shifts, generate schedules automatically, and add important notes to your calendar.

**Highlights:** Customizable shift work, Automatic cycle scheduling, Calendar notes, Clear shift display

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Calendar Notes | $0.99 | one-time |
| Remove Ads | $0.99 | one-time |
| Pro Version | $0.99 | one-time |
| Add User | $0.99 | one-time |


## Frequently asked questions

### Is 24 free?

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

### Is Shift Calendar free?

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

### Which has better reviews, 24 or Shift Calendar?

24 is rated higher. 24 averages 4.4 out of 5 from 62 ratings, while Shift Calendar averages 4.2 from 144 ratings.

### Do 24 or Shift Calendar have ads?

Both 24 and Shift Calendar show ads.

### Which is updated more often, 24 or Shift Calendar?

24 ships an update every 8 months, and Shift Calendar every 3 months. Most recently, 24 was updated on October 5, 2026 and Shift Calendar on October 21, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*