# Mattermost vs P1 ChatOps

The clearest difference is rating: Mattermost at 4.8 against P1 ChatOps's 2.1. Mattermost also leads on update cadence (every 8 days vs every 4 months) and review sentiment (38% vs 8%). 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 holds the better App Store score, 4.8 against 2.1. That said, the two scores are not equally well evidenced: Mattermost has 5.6K ratings behind it against 21, so its average is the more settled of the two. Written reviews point the same way: 38% of Mattermost's written reviews are positive against 8% of P1 ChatOps's.

Mattermost ships an update every 8 days, P1 ChatOps every 4 months. The most recent releases landed on September 25, 2026 and August 3, 2026 respectively.

## The numbers

| Metric | Mattermost | P1 ChatOps |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (5.6K ratings)](https://appshunter.io/ios/app/mattermost/id1257222717/reviews)** | [2.1 (21 ratings)](https://appshunter.io/ios/app/p1-chatops/id6673912475/reviews) |
| Number of ratings | **5.6K** | 21 |
| Positive reviews | **37.6% of reviews** | 8.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 4 months |
| Monetization | Free | Free |
| Size | 93 MB | 90 MB |
| Requires iOS | 16.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Mattermost, Inc.](https://appshunter.io/developer/654282837) | [USAF-BESPIN](https://appshunter.io/developer/1517865978) |

## 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


### P1 ChatOps

[App page](https://appshunter.io/ios/app/p1-chatops/id6673912475)

This secure chat application facilitates mission execution for government customers. It requires an invitation to connect to specific servers and adherence to cybersecurity policies.

**Highlights:** Secure chat, Collaboration capabilities, Mission execution support, Platform One integration, Mattermost powered

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mattermost free?

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

### Is P1 ChatOps free?

P1 ChatOps is free to download, with no in-app purchases.

### Which has better reviews, Mattermost or P1 ChatOps?

Mattermost is rated higher. Mattermost averages 4.8 out of 5 from 5.6K ratings, while P1 ChatOps averages 2.1 from 21 ratings.

### Do Mattermost or P1 ChatOps have ads?

Neither Mattermost nor P1 ChatOps shows ads.

### Which is updated more often, Mattermost or P1 ChatOps?

Mattermost ships an update every 8 days, and P1 ChatOps every 4 months. Most recently, Mattermost was updated on September 25, 2026 and P1 ChatOps on August 3, 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.*