# Shift Calendar / Schedule vs Sift

The clearest difference is in-app purchases: Shift Calendar / Schedule at none against Sift's 1. Shift Calendar / Schedule also leads on iOS requirement (15.6 vs 18.2). Sift's advantage is update cadence (every 3 days vs every 3 weeks). On price, ads and device support there is nothing between them.

Both are free to download. Sift sells 1 one-off in-app purchase. Shift Calendar / Schedule asks for nothing beyond the download.

Shift Calendar / Schedule ships an update every 3 weeks, Sift every 3 days. The most recent releases landed on November 6, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Shift Calendar / Schedule | Sift |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 76.4% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 3 days** |
| Monetization | Free | — |
| Size | 1 MB | 2 MB |
| Requires iOS | **15.6** | 18.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Lin Chih-YU](https://appshunter.io/developer/994771056) | [Alwin Tsai-Hsiang Yen](https://appshunter.io/developer/1893555589) |

## What reviewers say

### Shift Calendar / Schedule

[App page](https://appshunter.io/ios/app/shift-calendar-schedule/id994771057)

Easily manage your work schedule with customizable shifts. Set your entire roster in seconds by selecting date ranges and share your planner with friends via email or other apps. Designed for efficient scheduling for shift workers.

**Highlights:** Customizable shift creation, Set shifts for date ranges, Quick schedule setup, Share schedule via email/apps, User-friendly interface

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Simple and easy to use
- 👍 Customizable labels and colors
- 💡 Helpful for shift workers
- 🔒 No ads or in-app purchases

**What reviewers complain about**

- 🐛 Issues with saving notes and appointments
- 🔍 Limited features compared to other calendar apps
- 🔀 Difficulty with repeating or copying shift patterns
- 🔒 No backup or sync options

**Reported bugs**

- Shifts and notes not saving properly
- App crashing after recent updates
- Inability to restore data on new devices

**Requested features**

- Add holiday and overtime shift options
- Ability to input multiple shifts per day
- Sync with other calendars or cloud services
- Apple Watch compatibility


### Sift

[App page](https://appshunter.io/ios/app/sift-todo-list-and-gravity/id6762590751)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Unlock | $7.99 | one-time |


## Frequently asked questions

### Is Shift Calendar / Schedule free?

Shift Calendar / Schedule is free to download, with no in-app purchases.

### Is Sift free?

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

### Do Shift Calendar / Schedule or Sift have ads?

Neither Shift Calendar / Schedule nor Sift shows ads.

### Which is updated more often, Shift Calendar / Schedule or Sift?

Shift Calendar / Schedule ships an update every 3 weeks, and Sift every 3 days. Most recently, Shift Calendar / Schedule was updated on November 6, 2026 and Sift on October 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.*