# Mattermost vs Passwork Self

The clearest difference is update cadence: Mattermost at every 8 days against Passwork Self's every 6 weeks. Passwork Self's advantage is review sentiment (50% vs 38%). On price, ads, in-app purchases and monetization model there is nothing between them.

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

Mattermost ships an update every 8 days, Passwork Self every 6 weeks. The most recent releases landed on October 14, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Mattermost | Passwork Self |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (5.6K ratings)](https://appshunter.io/ios/app/mattermost/id1257222717/reviews)** | — |
| Number of ratings | **5.6K** | — |
| Positive reviews | 37.6% of reviews | **50.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 6 weeks |
| Monetization | Free | Free |
| Size | 93 MB | 42 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Mattermost, Inc.](https://appshunter.io/developer/654282837) | [Passwork Oy](https://appshunter.io/developer/1584163755) |

## What reviewers say

### Mattermost

[App page](https://appshunter.io/ios/app/mattermost/id1257222717)

This platform enables secure messaging, file sharing, and workflow automation for critical industries. It offers voice calls, project management, and enterprise mobility management for enhanced collaboration and data control.

**Highlights:** Secure messaging, file, and link sharing, 1:1 and group voice calls, Workflow automation with Playbook, Enterprise Mobility Management support, Private mobility with ID-only push notifications

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 🚀 Fast and responsive
- 🔒 Secure self-hosted solution
- 👍 Great Slack alternative
- 💡 Customizable and extensible
- 🧲 Integrates well with other tools

**What reviewers complain about**

- 🐛 Buggy and unstable
- 🔑 Frustrating login/authentication issues
- 🔔 Inconsistent or missing notifications
- 🖼️ Trouble with image/file uploads
- 🕰️ Slow performance and lag

**Reported bugs**

- Crashes on startup
- Unread message indicators not working
- Keyboard issues on iPad/desktop
- Compatibility problems with iOS 17+
- Randomly logs users out

**Requested features**

- Add voice messaging capability
- Improve multi-server support
- Integrate end-to-end encryption
- Introduce iPad-optimized layout
- Provide more customization options


### Passwork Self

[App page](https://appshunter.io/ios/app/passwork-self-hosted/id1589706401)

This secure corporate password manager facilitates team collaboration by providing employees with quick access to all necessary passwords. Administrators maintain strict control over user rights and actions, ensuring data is safely stored on your own server.

**Highlights:** Team password access, Administrator control, Secure data storage, Server-based management, PHP and MongoDB compatible, Linux and Windows installation

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

**In-app purchases:** none


## Frequently asked questions

### Is Mattermost free?

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

### Is Passwork Self free?

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

### Do Mattermost or Passwork Self have ads?

Neither Mattermost nor Passwork Self shows ads.

### Which is updated more often, Mattermost or Passwork Self?

Mattermost ships an update every 8 days, and Passwork Self every 6 weeks. Most recently, Mattermost was updated on October 14, 2026 and Passwork Self 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.*