# Compose AI Executive Assistant vs Shift Calendar

The clearest difference is ads: Compose AI Executive Assistant at none against Shift Calendar's shown. Shift Calendar's advantage is update cadence (every 2 days vs every 2 weeks). On price, in-app purchases, device support and iOS requirement there is nothing between them.

Both are free to download. Compose AI Executive Assistant sells 2 in-app purchases, starting at $24.99 per month and Shift Calendar sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

Compose AI Executive Assistant ships an update every 2 weeks, Shift Calendar every 2 days. Both last shipped on November 10, 2026.

## The numbers

| Metric | Compose AI Executive Assistant | Shift Calendar |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Size | 22 MB | 7 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, Mac | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Simarahitam Technologies Private Limited](https://appshunter.io/developer/1888922791) | [Deokhyeon Kim](https://appshunter.io/developer/1857865055) |

## What reviewers say

### Compose AI Executive Assistant

[App page](https://appshunter.io/ios/app/compose-ai-executive-assistant/id6807115860)

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Compose Pro Monthly | $24.99 | per month |
| Compose Pro Annual | $249.99 | per year |


### Shift Calendar

[App page](https://appshunter.io/ios/app/shift-calendar-hours-and-widget/id6817989146)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro – Monthly | $1.99 | per month |
| Pro – Yearly | $9.99 | per year |
| Pro – Lifetime | $24.99 | one-time |


## Frequently asked questions

### Is Compose AI Executive Assistant free?

Compose AI Executive Assistant is free to download, with in-app purchases available.

### Is Shift Calendar free?

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

### Do Compose AI Executive Assistant or Shift Calendar have ads?

Shift Calendar shows ads; Compose AI Executive Assistant does not.

### Which is updated more often, Compose AI Executive Assistant or Shift Calendar?

Compose AI Executive Assistant ships an update every 2 weeks, and Shift Calendar every 2 days. Most recently, Compose AI Executive Assistant was updated on November 10, 2026 and Shift Calendar on November 10, 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.*