# SIMTA vs 아잉체크

The clearest difference is in-app purchases: 아잉체크 at none against SIMTA's 2. 아잉체크 also leads on ads (none vs shown) and update cadence (daily vs every 3 days). SIMTA's advantage is device support (3 vs 1). On price and iOS requirement there is nothing between them.

Both are free to download. SIMTA sells 2 one-off in-app purchases. 아잉체크 asks for nothing beyond the download.

SIMTA ships an update every 3 days, 아잉체크 daily. Both last shipped on October 30, 2026.

## The numbers

| Metric | SIMTA | 아잉체크 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 3 days | **Daily** |
| Monetization | Free with in-app purchases | — |
| Size | 19 MB | 26 MB |
| Requires iOS | 18.0 | 18.0 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 12+ |
| Developer | [OurBeom](https://appshunter.io/developer/1571312317) | [yesung kim](https://appshunter.io/developer/6800742933) |

## What reviewers say

### SIMTA

[App page](https://appshunter.io/ios/app/simta-visual-timer/id6477752878)

This app visually represents time passing by filling the screen with color that drains away as seconds tick down. It offers a glanceable way to track time without needing to read numbers, ideal for various activities. Pro features unlock more colors and distraction-blocking capabilities with a one-time purchase.

**Highlights:** Visual time representation with draining color, Glanceable display from across the room, One-time purchase for Pro features, Distraction blocking during timers, Lock screen and Dynamic Island integration, Horizon Lock for stable color display

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support, iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| SIMTA PRO for 1 Week | $0.99 | one-time |
| SIMTA Pro | $4.99 | one-time |


### 아잉체크

[App page](https://appshunter.io/ios/app/id6812768622)

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

**In-app purchases:** none


## Frequently asked questions

### Is SIMTA free?

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

### Is 아잉체크 free?

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

### Do SIMTA or 아잉체크 have ads?

SIMTA shows ads; 아잉체크 does not.

### Which is updated more often, SIMTA or 아잉체크?

SIMTA ships an update every 3 days, and 아잉체크 daily. Most recently, SIMTA was updated on October 30, 2026 and 아잉체크 on October 30, 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.*