# Comet vs RPI SSH Pro

The clearest difference is ads: Comet at none against RPI SSH Pro's shown. RPI SSH Pro's advantage is update cadence (every 3 days vs weekly) and iOS requirement (15.6 vs 18.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Comet sells 3 in-app purchases, starting at $20.00 per month and RPI SSH Pro sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Comet ships an update weekly, RPI SSH Pro every 3 days. Both last shipped on September 27, 2026.

## The numbers

| Metric | Comet | RPI SSH Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (7.8K ratings)](https://appshunter.io/ios/app/comet-ai-browser-and-assistant/id6748622471/reviews)** | — |
| Number of ratings | **7.8K** | — |
| Positive reviews | 64.9% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Weekly | **Every 3 days** |
| Monetization | Free with in-app purchases | — |
| Size | 297 MB | 42 MB |
| Requires iOS | 18.0 | **15.6** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 12+ |
| Developer | [Perplexity AI, Inc.](https://appshunter.io/developer/1668000336) | [Albert Parti](https://appshunter.io/developer/534966701) |

## What reviewers say

### Comet

[App page](https://appshunter.io/ios/app/comet-ai-browser-and-assistant/id6748622471)

This AI-powered browser acts as a personal assistant, streamlining workflows and boosting focus. It offers unified AI search, instant context, and automation across websites for tasks like summarizing, shopping, and research. The assistant learns your habits to keep you organized and prevent lost tabs or inspiration.

**Highlights:** Unified AI search, Instant context and automation, Summarize, shop, schedule, research, Personalized AI assistant, Tab and inspiration organization, Workflow streamlining

**Features:** Apple Wallet

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Perplexity Pro | $20.00 | per month |
| Perplexity Pro | $200.00 | per year |
| Perplexity Max | $200.00 | per month |


### RPI SSH Pro

[App page](https://appshunter.io/ios/app/rpi-ssh-pro-for-linuxdebian/id6757713685)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads | $2.99 | one-time |
| Full Unlock | $3.99 | one-time |


## Frequently asked questions

### Is Comet free?

Comet is free to download, with in-app purchases available.

### Is RPI SSH Pro free?

RPI SSH Pro is free to download, with in-app purchases available.

### Do Comet or RPI SSH Pro have ads?

RPI SSH Pro shows ads; Comet does not.

### Which is updated more often, Comet or RPI SSH Pro?

Comet ships an update weekly, and RPI SSH Pro every 3 days. Most recently, Comet was updated on September 27, 2026 and RPI SSH Pro on September 27, 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.*