# Countdown vs 모브

The clearest difference is in-app purchases: Countdown at none against 모브's 1. Countdown also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. 모브 sells 1 one-off in-app purchase. Countdown asks for nothing beyond the download.

Countdown ships an update weekly, 모브 every 5 days. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Countdown | 모브 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Weekly | **Every 5 days** |
| Size | 65 MB | 105 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Steven Sugihermanto](https://appshunter.io/developer/1858543945) | [Yoomin Jung](https://appshunter.io/developer/6810934652) |

## What reviewers say

### Countdown

[App page](https://appshunter.io/ios/app/countdown-relationship-os/id6756113517)

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

**In-app purchases:** none


### 모브

[App page](https://appshunter.io/ios/app/id6810934650)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mauve pro 1년 패스 | $2.99 | one-time |


## Frequently asked questions

### Is Countdown free?

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

### Is 모브 free?

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

### Do Countdown or 모브 have ads?

모브 shows ads; Countdown does not.

### Which is updated more often, Countdown or 모브?

Countdown ships an update weekly, and 모브 every 5 days. Most recently, Countdown was updated on October 25, 2026 and 모브 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.*