# 755（ナナゴーゴー） vs K

The clearest difference is update cadence: 755（ナナゴーゴー） at every 2 months against K's every 12 months. 755（ナナゴーゴー） also leads on iOS requirement (13.0 vs 15.6). 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.

755（ナナゴーゴー） ships an update every 2 months, K every 12 months. The most recent releases landed on October 11, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | 755（ナナゴーゴー） | K |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/755/id736573849/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 28.8% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 12 months |
| Monetization | Free | — |
| Size | 68 MB | 69 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [CyberAgent, Inc.](https://appshunter.io/developer/349442140) | [DeMiA](https://appshunter.io/developer/1541788198) |

## What reviewers say

### 755（ナナゴーゴー）

[App page](https://appshunter.io/ios/app/755/id736573849)

A social networking app that allows users to easily share their daily lives and connect with friends. It features private chat rooms for open communication and a timeline that neatly organizes everyday moments and photos. Users can also retweet interesting content and follow public figures.

**Highlights:** Private chat rooms for open communication, Organized daily timeline, Retweet interesting content, Follow public figures, Twitter integration

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

**In-app purchases:** none


### K

[App page](https://appshunter.io/ios/app/k-connect-for/id6463501447)

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

**In-app purchases:** none


## Frequently asked questions

### Is 755（ナナゴーゴー） free?

755（ナナゴーゴー） is free to download, with no in-app purchases.

### Is K free?

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

### Do 755（ナナゴーゴー） or K have ads?

Neither 755（ナナゴーゴー） nor K shows ads.

### Which is updated more often, 755（ナナゴーゴー） or K?

755（ナナゴーゴー） ships an update every 2 months, and K every 12 months. Most recently, 755（ナナゴーゴー） was updated on October 11, 2026 and K on October 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.*