# KAERU vs Lobby App!

The clearest difference is ads: Lobby App! at none against KAERU's shown. KAERU's advantage is update cadence (monthly vs every 10 months) and iOS requirement (12.0 vs 15.6). 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.

KAERU ships an update monthly, Lobby App! every 10 months. The most recent releases landed on October 7, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | KAERU | Lobby App! |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 10 months |
| Monetization | Ad-supported | — |
| Size | 18 MB | 8 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Densuke Inc.](https://appshunter.io/developer/985950764) | [Green Apps Inc.](https://appshunter.io/developer/1050002606) |

## What reviewers say

### KAERU

[App page](https://appshunter.io/ios/app/kaeru/id1068741053)

A private and secure chat app designed for two people. It allows for quick messaging with a single tap, eliminating the need for registration or authentication. Easily send important messages to your dearest person.

**Highlights:** Private and secure chat, One-tap message sending, No registration required, No SNS authentication, Designed for two people

**Features:** macOS Compatibility

**In-app purchases:** none


### Lobby App!

[App page](https://appshunter.io/ios/app/lobby-app/id6495228295)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is KAERU free?

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

### Is Lobby App! free?

Lobby App! is free to download, with no in-app purchases.

### Do KAERU or Lobby App! have ads?

KAERU shows ads; Lobby App! does not.

### Which is updated more often, KAERU or Lobby App!?

KAERU ships an update monthly, and Lobby App! every 10 months. Most recently, KAERU was updated on October 7, 2026 and Lobby App! on October 14, 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.*