# 요금메뚜기 vs Catchtype

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

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

요금메뚜기 ships an update every 2 days, Catchtype daily. Both last shipped on November 1, 2026.

## The numbers

| Metric | 요금메뚜기 | Catchtype |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.3 (3 ratings)](https://appshunter.io/ios/app/catchtype/id6822543636/reviews)** |
| Number of ratings | — | **3** |
| Positive reviews | **100.0% of reviews** | 93.8% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 2 days | **Daily** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 40 MB | 18 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Sunghyun Kim](https://appshunter.io/developer/1851774589) | [Hebbian AI Co., Ltd.](https://appshunter.io/developer/1660735529) |

## What reviewers say

### 요금메뚜기

[App page](https://appshunter.io/ios/app/id6818657999)

Never miss a discount expiration on your mobile plan again. This app tracks your mobile plan discounts and data usage, helping you switch plans on time and manage your spending across multiple lines.

**Highlights:** Discount expiration notifications, Data usage tracking per SIM, Multi-line management, Home screen widgets, Direct links to carrier pages, Usage comparison to previous periods

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 요금메뚜기 Pro | $2.99 | one-time |


### Catchtype

[App page](https://appshunter.io/ios/app/catchtype/id6822543636)

This keyboard automatically switches between Korean and English as you type, eliminating the need to manually change languages. It intelligently corrects words and handles mixed-language phrases, offering a seamless typing experience.

**Highlights:** Auto-switching Korean-English, Word-by-word language detection, Handles mixed-language words, One-key layout for both languages, Undo typing changes, Privacy-focused, offline operation

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

**In-app purchases:** none


## Frequently asked questions

### Is 요금메뚜기 free?

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

### Is Catchtype free?

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

### Do 요금메뚜기 or Catchtype have ads?

요금메뚜기 shows ads; Catchtype does not.

### Which is updated more often, 요금메뚜기 or Catchtype?

요금메뚜기 ships an update every 2 days, and Catchtype daily. Most recently, 요금메뚜기 was updated on November 1, 2026 and Catchtype on November 1, 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.*