# Comm Messenger vs Petra

The clearest difference is review sentiment: Comm Messenger at 100% against Petra's 75%. Comm Messenger also leads on update cadence (every 5 days vs fortnightly) and rating (5.0 vs 4.8). Petra's advantage is ratings volume (317 vs 12). 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.

Comm Messenger holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Petra has 317 ratings behind it against 12, so its average is the more settled of the two. Written reviews point the same way: 100% of Comm Messenger's written reviews are positive against 75% of Petra's.

Comm Messenger ships an update every 5 days, Petra fortnightly. The most recent releases landed on October 13, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Comm Messenger | Petra |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (12 ratings)](https://appshunter.io/ios/app/comm-messenger/id1574433435/reviews)** | [4.8 (317 ratings)](https://appshunter.io/ios/app/petra-aptos-crypto-wallet/id6446259840/reviews) |
| Number of ratings | 12 | **317** |
| Positive reviews | **100.0% of reviews** | 75.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 5 days** | Fortnightly |
| Monetization | Free | Free |
| Size | 69 MB | 97 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [Helio Networks](https://appshunter.io/developer/1574433437) | [Aptos Labs](https://appshunter.io/developer/1677010557) |

## What reviewers say

### Comm Messenger

[App page](https://appshunter.io/ios/app/comm-messenger/id1574433435)

This app allows users to create and join private chat communities hosted on personal keyservers. It offers a hierarchical thread structure similar to Discord channels and nested sidebars like Slack. The platform supports customizable community features through an app library, starting with a calendar app.

**Highlights:** Decentralized keyserver hosting, Nested chat threads, Slack-style sidebars, Community app library, Calendar app integration

**Features:** Vision Pro support

**In-app purchases:** none


### Petra

[App page](https://appshunter.io/ios/app/petra-aptos-crypto-wallet/id6446259840)

Manage your cryptocurrency and NFTs on the Aptos blockchain with ease. This wallet offers secure storage, intuitive management, and access to decentralized applications and DeFi opportunities. Experience fast transactions and low fees for your Web3 journey.

**Highlights:** Store and manage crypto and NFTs, Explore dApps and DeFi, Sub-second transactions, Low transaction fees, Earn stablecoins, Multi-tab browsing for dApps, Biometric authentication

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use and intuitive interface
- 🚀 Fast transaction speeds
- 👍 Works well with recovery phrases
- 💡 Insightful explorer with dapps
- 👍 Well-organized app

**What reviewers complain about**

- 🐛 Insufficient funds error for transaction fees
- 🐛 Authentication error on app open
- 🐛 Blinding white screen, no dark mode
- 🐛 Cannot change currency preference
- 🐛 Not showing staked balance

**Reported bugs**

- Insufficient funds for transaction fee
- Authentication error on app open, retry does nothing
- App not working after installing, shows 'Ver... error' and is frozen
- Not showing staked balance and unstake is unavailable
- Incorrect number formatting (e.g., 1.000 for a thousand)

**Requested features**

- Dark mode option
- Ability to change currency preference
- Support for 24 seed phrases


## Frequently asked questions

### Is Comm Messenger free?

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

### Is Petra free?

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

### Which has better reviews, Comm Messenger or Petra?

Comm Messenger is rated higher. Comm Messenger averages 5.0 out of 5 from 12 ratings, while Petra averages 4.8 from 317 ratings.

### Do Comm Messenger or Petra have ads?

Neither Comm Messenger nor Petra shows ads.

### Which is updated more often, Comm Messenger or Petra?

Comm Messenger ships an update every 5 days, and Petra fortnightly. Most recently, Comm Messenger was updated on October 13, 2026 and Petra 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.*