# 스마트 건전지 vs Amatdda

The clearest difference is in-app purchases: 스마트 건전지 at none against Amatdda's 2. 스마트 건전지 also leads on ads (none vs shown) and iOS requirement (13.0 vs 16.0). Amatdda's advantage is update cadence (weekly vs every 2 months). On price and device support there is nothing between them.

Both are free to download. Amatdda sells 2 in-app purchases, starting at $1.99 per month. 스마트 건전지 asks for nothing beyond the download.

스마트 건전지 ships an update every 2 months, Amatdda weekly. The most recent releases landed on October 10, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | 스마트 건전지 | Amatdda |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Weekly** |
| Size | 22 MB | 96 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [BASMAN technology Co.,Ltd](https://appshunter.io/developer/1723822707) | [Bigseasons](https://appshunter.io/developer/1579271908) |

## What reviewers say

### 스마트 건전지

[App page](https://appshunter.io/ios/app/id6475291185)

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

**In-app purchases:** none


### Amatdda

[App page](https://appshunter.io/ios/app/amatdda-countdown-and-reminders/id6751563264)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Amatdda Plus Monthly | $1.99 | per month |
| Amatdda Plus Yearly | $12.99 | per year |


## Frequently asked questions

### Is 스마트 건전지 free?

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

### Is Amatdda free?

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

### Do 스마트 건전지 or Amatdda have ads?

Amatdda shows ads; 스마트 건전지 does not.

### Which is updated more often, 스마트 건전지 or Amatdda?

스마트 건전지 ships an update every 2 months, and Amatdda weekly. Most recently, 스마트 건전지 was updated on October 10, 2026 and Amatdda on October 6, 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.*