# Simple Scheduler vs 차링

The clearest difference is update cadence: 차링 at every 3 days against Simple Scheduler's every 34 months. 차링 also leads on iOS requirement (15.1 vs 17.6). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Simple Scheduler ships an update every 34 months, 차링 every 3 days. The most recent releases landed on October 26, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Simple Scheduler | 차링 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 34 months | **Every 3 days** |
| Size | 1 MB | 58 MB |
| Requires iOS | 17.6 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Peter Hinman](https://appshunter.io/developer/1069067861) | [HMTCOMPANY](https://appshunter.io/developer/6774034284) |

## What reviewers say

### Simple Scheduler

[App page](https://appshunter.io/ios/app/simple-scheduler/id1089047773)

**Features:** macOS Compatibility

**In-app purchases:** none


### 차링

[App page](https://appshunter.io/ios/app/id6774034282)

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

**In-app purchases:** none


## Frequently asked questions

### Is Simple Scheduler free?

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

### Is 차링 free?

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

### Do Simple Scheduler or 차링 have ads?

Neither Simple Scheduler nor 차링 shows ads.

### Which is updated more often, Simple Scheduler or 차링?

Simple Scheduler ships an update every 34 months, and 차링 every 3 days. Most recently, Simple Scheduler was updated on October 26, 2026 and 차링 on October 28, 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.*