# Simple Timer vs 99캘린더

The clearest difference is price: Simple Timer at Free against 99캘린더's $1.99. 99캘린더's advantage is ads (none vs shown). On update cadence, in-app purchases, device support and iOS requirement there is nothing between them.

Simple Timer is free to download; 99캘린더 costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Simple Timer ships an update every 5 days, 99캘린더 every 4 days. The most recent releases landed on September 18, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | Simple Timer | 99캘린더 |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/simple-timer-clean-and-minimal/id6753587757/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 days | **Every 4 days** |
| Monetization | Ad-supported | — |
| Size | 5 MB | 5 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Niftify Lab](https://appshunter.io/developer/1704701986) | [HWAN LEE](https://appshunter.io/developer/1867174500) |

## What reviewers say

### Simple Timer

[App page](https://appshunter.io/ios/app/simple-timer-clean-and-minimal/id6753587757)

A straightforward timer application designed for simplicity and ease of use. It offers a clean interface for setting and managing countdowns without unnecessary features. Ideal for quick timing needs.

**Highlights:** Minimalist design, Easy to use, Countdown timer, Clean interface

**Features:** macOS Compatibility

**In-app purchases:** none


### 99캘린더

[App page](https://appshunter.io/ios/app/99/id6760467468)

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

**In-app purchases:** none


## Frequently asked questions

### Is Simple Timer free?

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

### Is 99캘린더 free?

99캘린더 costs $1.99, with no in-app purchases.

### Do Simple Timer or 99캘린더 have ads?

Simple Timer shows ads; 99캘린더 does not.

### Which is updated more often, Simple Timer or 99캘린더?

Simple Timer ships an update every 5 days, and 99캘린더 every 4 days. Most recently, Simple Timer was updated on September 18, 2026 and 99캘린더 on September 12, 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.*