# 바뀐연락처찾기(FON) vs 짝꿍

The clearest difference is ads: 짝꿍 at none against 바뀐연락처찾기(FON)'s shown. 짝꿍 also leads on update cadence (weekly vs every 22 months). 바뀐연락처찾기(FON)'s advantage is iOS requirement (12.1 vs 15.0). On price, 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.

바뀐연락처찾기(FON) ships an update every 22 months, 짝꿍 weekly. The most recent releases landed on October 18, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | 바뀐연락처찾기(FON) | 짝꿍 |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 22 months | **Weekly** |
| Monetization | Ad-supported | — |
| Size | 14 MB | 54 MB |
| Requires iOS | **12.1** | 15.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [KhunG System](https://appshunter.io/developer/516481496) | [avarlabs Co., Ltd.](https://appshunter.io/developer/1777998174) |

## What reviewers say

### 바뀐연락처찾기(FON)

[App page](https://appshunter.io/ios/app/fon/id560416937)

Reconnect with lost contacts from old phone numbers, internet calls, and past email addresses. Find friends and send messages to re-establish connections. Block unwanted messages.

**Highlights:** Search for changed contact numbers, Register for friend finding, Send contact request messages, Block unwanted messages, Find old phone numbers, Find old email addresses

**Features:** macOS Compatibility

**In-app purchases:** none


### 짝꿍

[App page](https://appshunter.io/ios/app/id6471932432)

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

**In-app purchases:** none


## Frequently asked questions

### Is 바뀐연락처찾기(FON) free?

바뀐연락처찾기(FON) is free to download, with no in-app purchases.

### Is 짝꿍 free?

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

### Do 바뀐연락처찾기(FON) or 짝꿍 have ads?

바뀐연락처찾기(FON) shows ads; 짝꿍 does not.

### Which is updated more often, 바뀐연락처찾기(FON) or 짝꿍?

바뀐연락처찾기(FON) ships an update every 22 months, and 짝꿍 weekly. Most recently, 바뀐연락처찾기(FON) was updated on October 18, 2026 and 짝꿍 on October 13, 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.*