Mattermost vs Passwork Self
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Mattermost
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.
- 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
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Requires Mattermost Server v11.7.0+. Older servers may not be able to connect or have unexpected behavior. ------- Mattermost is the leading collaborative workflow platform for defense, intelligence, security, and critical infrastructure. The platform runs on-premises and in private clouds, delivering secure messaging, file sharing, workflow automation, audio/screenshare, and project management—all with full data and operational control. - Securely share messages, files, and links across from your preferred mobile devices. - Start 1:1 and group voice calls with a single click without leaving Mattermost. - Keep critical workflows moving forward with Playbook. - Get the message out without having to manage every endpoint with Enterprise Mobility Management (AppConfig) support. - Private mobility with ID-only push notifications to keep sensitive data protected while keeping stakeholders informed. To use this app, you need a URL for a Mattermost server. ------- Deploy your own server: https://docs.mattermost.com/guides/deployment.html Terms of Service: https://mattermost.com/terms-of-service/ Contribute to the project: https://github.com/mattermost/mattermost-mobile
Passwork Self
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.
- Team password access
- Administrator control
- Secure data storage
- Server-based management
- PHP and MongoDB compatible
- Linux and Windows installation
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Passwork provides an advantage of effective teamwork with corporate passwords in a totally safe environment. Employees can quickly access all their passwords, while the rights and actions are closely supervised and managed by local system administrators. All data are securely stored on your server and managed only by your system administrators. Passwork server runs on PHP and MongoDB, while it can be installed on Linux and Windows with or without Docker.
Screenshots
Verdict
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.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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.
| Parameter | Mattermost | Passwork Self |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (5.6K ratings) — better | — |
| Positive reviews | 37.6% of reviews | 50.0% of reviews — better |
| Number of ratings | 5.6K — better | — |
| Update frequency | Every 8 days — better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 | 16.0 |
| Further details — not scored | ||
| Size | 93 MB | 42 MB |
| Age rating | 4+ | 4+ |
| Developer | Mattermost, Inc. | Passwork Oy |
Customer experience
Mattermost
Passwork Self
Bugs and requests
Mattermost
Reported bugs
5 issues- Crashes on startup
- Unread message indicators not working
- Keyboard issues on iPad/desktop
- Compatibility problems with iOS 17+
- Randomly logs users out
Requested features
5 requests- Add voice messaging capability
- Improve multi-server support
- Integrate end-to-end encryption
- Introduce iPad-optimized layout
- Provide more customization options
Passwork Self
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Mattermost
No in-app purchases
Passwork Self
No in-app purchases
Questions
Is Mattermost free?
Is Passwork Self free?
Do Mattermost or Passwork Self have ads?
Which is updated more often, Mattermost or Passwork Self?
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