# サイボウズ Office vs TUNAGチャット

The clearest difference is review sentiment: TUNAGチャット at 50% against サイボウズ Office's 26%. TUNAGチャット also leads on iOS requirement (16.0 vs 18.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

サイボウズ Office ships an update fortnightly, TUNAGチャット every 3 weeks. The most recent releases landed on October 19, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | サイボウズ Office | TUNAGチャット |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/office/id1040053533/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 26.0% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free | Free |
| Size | 39 MB | 87 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Cybozu, Inc.](https://appshunter.io/developer/370534911) | [stmn, inc.](https://appshunter.io/developer/1282324270) |

## What reviewers say

### サイボウズ Office

[App page](https://appshunter.io/ios/app/office/id1040053533)

This official mobile app facilitates internal company communication and information sharing. It offers features like scheduling, bulletin boards, and workflow approvals, enabling seamless collaboration for remote and on-the-go teams. Access requires existing "Cybozu Office" login credentials.

**Highlights:** Schedule management, Bulletin boards, Workflow approvals, Internal communication, Information sharing, Mobile access

**Features:** Vision Pro support

**In-app purchases:** none


### TUNAGチャット

[App page](https://appshunter.io/ios/app/tunag/id6670598681)

This app facilitates seamless information sharing among company or group members, separating work and personal communication. It offers channels, direct messages, voice and video calls with screen sharing, and file sharing capabilities.

**Highlights:** Public and private channels, Direct messaging, Voice and screen sharing calls, Group calls, File sharing (photos, videos, PDFs), Push notifications

**In-app purchases:** none


## Frequently asked questions

### Is サイボウズ Office free?

サイボウズ Office is free to download, with no in-app purchases.

### Is TUNAGチャット free?

TUNAGチャット is free to download, with no in-app purchases.

### Do サイボウズ Office or TUNAGチャット have ads?

Neither サイボウズ Office nor TUNAGチャット shows ads.

### Which is updated more often, サイボウズ Office or TUNAGチャット?

サイボウズ Office ships an update fortnightly, and TUNAGチャット every 3 weeks. Most recently, サイボウズ Office was updated on October 19, 2026 and TUNAGチャット on October 8, 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.*