# Simple_Clock vs Shift Worker Calendar & Alarm

The clearest difference is ads: Shift Worker Calendar & Alarm at none against Simple_Clock's shown. Shift Worker Calendar & Alarm also leads on review sentiment (100% vs 71%) and monetization model (free vs free with in-app purchases). Simple_Clock's advantage is iOS requirement (17.0 vs 26.1). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Simple_Clock sells 1 one-off in-app purchase and Shift Worker Calendar & Alarm sells 2 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

Simple_Clock ships an update weekly, Shift Worker Calendar & Alarm every 5 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | Simple_Clock | Shift Worker Calendar & Alarm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (146 ratings)](https://appshunter.io/ios/app/simple-clock/id6477709832/reviews)** | — |
| Number of ratings | **146** | — |
| Positive reviews | 70.6% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Weekly | **Every 5 days** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 91 MB | 35 MB |
| Requires iOS | **17.0** | 26.1 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Seung-Un Ham](https://appshunter.io/developer/447543367) | [Ryan Murray](https://appshunter.io/developer/1878429318) |

## What reviewers say

### Simple_Clock

[App page](https://appshunter.io/ios/app/simple-clock/id6477709832)

A minimalist analog clock designed with a classic Apple iPad aesthetic. It offers the unique ability to integrate calendar events and reminders as clock hands for enhanced time management.

**Highlights:** Classic Apple iPad style analog clock, Optional calendar integration as clock needles, Optional reminders integration as clock needles, Minimalist design

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads (Lifetime) | $4.99 | one-time |


### Shift Worker Calendar & Alarm

[App page](https://appshunter.io/ios/app/shift-worker-calendar-and-alarm/id6759396502)

This app helps shift workers manage their schedules, set reliable alarms that bypass silent mode, and track pay and bills. It offers features like automatic pattern detection for rotations, custom shift types, and financial calculations for earnings and expenses.

**Highlights:** Calendar with custom shift types and emoji, Auto-detects and fills repeating shift patterns, System alarms that bypass silent and DND modes, Pay calculator with overtime and tax withholding, Bills tracker with due dates and category sorting, Export shifts and bills to calendar or CSV, Home screen widget with alarm countdown

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $0.99 | per month |
| Yearly Subscription | $9.99 | per year |


## Frequently asked questions

### Is Simple_Clock free?

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

### Is Shift Worker Calendar & Alarm free?

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

### Do Simple_Clock or Shift Worker Calendar & Alarm have ads?

Simple_Clock shows ads; Shift Worker Calendar & Alarm does not.

### Which is updated more often, Simple_Clock or Shift Worker Calendar & Alarm?

Simple_Clock ships an update weekly, and Shift Worker Calendar & Alarm every 5 days. Most recently, Simple_Clock was updated on October 24, 2026 and Shift Worker Calendar & Alarm 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.*