# MarsBrowser vs RogerAI.fm

The clearest difference is update cadence: MarsBrowser at every 2 days against RogerAI.fm's every 3 weeks. MarsBrowser also leads on ratings volume (5 vs 1). RogerAI.fm's advantage is rating (5.0 vs 4.8). On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. MarsBrowser sells 2 in-app purchases, starting at $0.99 per month and RogerAI.fm sells 4 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

RogerAI.fm holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: MarsBrowser has 5 ratings behind it against 1, so its average is the more settled of the two. Written reviews split almost evenly too, at 100% and 100% positive.

MarsBrowser ships an update every 2 days, RogerAI.fm every 3 weeks. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | MarsBrowser | RogerAI.fm |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (5 ratings)](https://appshunter.io/ios/app/marsbrowser/id6761648340/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/rogeraifm/id6785743752/reviews)** |
| Number of ratings | **5** | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 227 MB | 37 MB |
| Requires iOS | 17.6 | **17.0** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 17+ | 4+ |
| Developer | [KeyDataAI](https://appshunter.io/developer/1890652670) | [Gulnaz Galieva](https://appshunter.io/developer/6780740122) |

## What reviewers say

### MarsBrowser

[App page](https://appshunter.io/ios/app/marsbrowser/id6761648340)

A fast and private web browser offering built-in ad and tracker blocking. It provides optional AI tools for summarizing and explaining web pages, along with flexible tab organization features like Spaces and split view.

**Highlights:** Built-in ad and tracker blocking, Optional AI tools for page summarization, Flexible tab organization with Spaces, Split view and multiple windows, On-device content blocking, Private tabs and download saving

**Features:** macOS Compatibility, Apple Wallet, Vision Pro support, SharePlay, iPhone Duo support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Basic | $0.99 | per month |
| Mars Live | $19.99 | per month |


### RogerAI.fm

[App page](https://appshunter.io/ios/app/rogeraifm/id6785743752)

Access and interact with various AI models, including on-device options, through a voice-controlled interface. Browse a marketplace for AI services, connect existing applications, and utilize agent tools for automated actions. Prioritizes privacy with anonymous access and confidential routing options.

**Highlights:** Voice-controlled AI interaction, Marketplace for AI models, Connect OpenAI-compatible apps, Agent tools for automated actions, On-device AI processing, Privacy-focused routing

**Features:** Vision Pro support

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| $5 Credit | $5.00 | one-time |
| Top Up 10 | $10.00 | one-time |
| $20 Credit | $20.00 | one-time |
| $50 Credit | $50.00 | one-time |


## Frequently asked questions

### Is MarsBrowser free?

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

### Is RogerAI.fm free?

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

### Which has better reviews, MarsBrowser or RogerAI.fm?

RogerAI.fm is rated higher. MarsBrowser averages 4.8 out of 5 from 5 ratings, while RogerAI.fm averages 5.0 from 1 ratings.

### Do MarsBrowser or RogerAI.fm have ads?

Neither MarsBrowser nor RogerAI.fm shows ads.

### Which is updated more often, MarsBrowser or RogerAI.fm?

MarsBrowser ships an update every 2 days, and RogerAI.fm every 3 weeks. Most recently, MarsBrowser was updated on November 5, 2026 and RogerAI.fm on October 31, 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.*