# 스마트 건전지 vs Coffimer

The clearest difference is update cadence: 스마트 건전지 at every 2 months against Coffimer's every 3 months. 스마트 건전지 also leads on iOS requirement (13.0 vs 15.1). 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.

스마트 건전지 ships an update every 2 months, Coffimer every 3 months. The most recent releases landed on August 25, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | 스마트 건전지 | Coffimer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (2 ratings)](https://appshunter.io/ios/app/coffimer/id6747644924/reviews)** |
| Number of ratings | — | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | — | Ad-supported |
| Size | 22 MB | 53 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BASMAN technology Co.,Ltd](https://appshunter.io/developer/1723822707) | [minseok bang](https://appshunter.io/developer/1822153473) |

## What reviewers say

### 스마트 건전지

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

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

**In-app purchases:** none


### Coffimer

[App page](https://appshunter.io/ios/app/coffimer/id6747644924)

This app provides precise timing and step-by-step guidance for brewing various coffee recipes. It includes verified methods from renowned baristas and supports multiple dripper types, helping users achieve the perfect cup.

**Highlights:** Wide range of coffee recipes, Step-by-step brewing guide, Precise timer functionality, Sound notifications for brewing steps, Optimized methods for various drippers, Detailed recipe information

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

**In-app purchases:** none


## Frequently asked questions

### Is 스마트 건전지 free?

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

### Is Coffimer free?

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

### Do 스마트 건전지 or Coffimer have ads?

Neither 스마트 건전지 nor Coffimer shows ads.

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

스마트 건전지 ships an update every 2 months, and Coffimer every 3 months. Most recently, 스마트 건전지 was updated on August 25, 2026 and Coffimer on September 22, 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.*