# 펜팔, 편지 친구 vs 피코 piko

The clearest difference is update cadence: 피코 piko at every 6 days against 펜팔, 편지 친구's fortnightly. 펜팔, 편지 친구's advantage is device support (3 vs 1). On ads, in-app purchases and iOS requirement there is nothing between them.

펜팔, 편지 친구 ships an update fortnightly, 피코 piko every 6 days. The most recent releases landed on October 28, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | 펜팔, 편지 친구 | 피코 piko |
| --- | --- | --- |
| Price | — | **Free** |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/id6770534229/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 6 days** |
| Monetization | Free with in-app purchases | — |
| Size | 7 MB | 100 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 12+ |
| Developer | [JINWOOK CHUNG](https://appshunter.io/developer/1896751459) | [TripleAuth](https://appshunter.io/developer/1812844883) |

## What reviewers say

### 펜팔, 편지 친구

[App page](https://appshunter.io/ios/app/id6770534229)

This app fosters deeper connections through slow communication, focusing on written messages and a 6-hour delivery time for letters. It encourages sharing daily thoughts and finding like-minded individuals in a safe, respectful environment.

**Highlights:** Daily journaling with 'Today's Writing', 6-hour delayed letter delivery, Slow, thoughtful communication, Safe and curated interactions, Connect through shared thoughts and feelings

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

**In-app purchases:** none


### 피코 piko

[App page](https://appshunter.io/ios/app/piko/id6792669197)

**In-app purchases:** none


## Frequently asked questions

### Is 펜팔, 편지 친구 free?

Pricing for 펜팔, 편지 친구 is not currently listed on the App Store.

### Is 피코 piko free?

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

### Do 펜팔, 편지 친구 or 피코 piko have ads?

Neither 펜팔, 편지 친구 nor 피코 piko shows ads.

### Which is updated more often, 펜팔, 편지 친구 or 피코 piko?

펜팔, 편지 친구 ships an update fortnightly, and 피코 piko every 6 days. Most recently, 펜팔, 편지 친구 was updated on October 28, 2026 and 피코 piko on October 29, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*