# Flux vs CMRSS

The clearest difference is price: CMRSS at Free against Flux's $3.99. Flux's advantage is in-app purchases (none vs 1) and chart position (#90 vs unranked). On review sentiment, ads, device support and iOS requirement there is nothing between them.

CMRSS is free to download; Flux costs $3.99 up front. CMRSS sells 1 one-off in-app purchase. Flux asks for nothing beyond the download.

Flux ships an update every 3 days, CMRSS every 6 days. Both last shipped on October 25, 2026.

## The numbers

| Metric | Flux | CMRSS |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cmrss/id6782082210/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 6 days |
| Monetization | Paid | **Free with in-app purchases** |
| Best chart rank | **#90** | — |
| Size | 19 MB | 20 MB |
| Requires iOS | 26.0 | 26.0 |
| Devices | iPhone, iPad, Mac | iPhone, iPad, Mac |
| Age rating | 17+ | 17+ |
| Developer | [Adrien DONOT](https://appshunter.io/developer/494531402) | [Charlie Monroe Software, s.r.o.](https://appshunter.io/developer/647791583) |

## What reviewers say

### Flux

[App page](https://appshunter.io/ios/app/flux-smart-rss-reader/id6752223666)

**Currently charting:** #90 Top Paid · News (US App Store)

Consolidate your RSS and Atom feeds into a streamlined reading experience across iPhone, iPad, and Mac. Organize articles into folders, save them for later, and enjoy features like voice reading and on-device summaries with Apple Intelligence.

**Highlights:** Consolidate RSS and Atom feeds, Organize articles into folders, Save articles for later reading, Voice reading of articles, On-device article summaries with Apple Intelligence, iCloud synchronization across Apple devices

**Features:** Vision Pro support

**In-app purchases:** none


### CMRSS

[App page](https://appshunter.io/ios/app/cmrss/id6782082210)

This news reader offers a streamlined way to consume content across all Apple devices. It features on-device AI for article summarization and robust organization tools, ensuring a private and efficient reading experience.

**Highlights:** iCloud sync across Apple devices, On-device AI article summarization, Tabbed reading with built-in browser, Organize feeds into folders, Follow YouTube, Reddit, X, Instagram, TikTok, Facebook, Smart Folders with custom rules, Widgets for desktop and Home Screen

**Features:** Safari Extension, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CMRSS Pro | $9.99 | one-time |


## Frequently asked questions

### Is Flux free?

Flux costs $3.99, with no in-app purchases.

### Is CMRSS free?

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

### Do Flux or CMRSS have ads?

Neither Flux nor CMRSS shows ads.

### Which is updated more often, Flux or CMRSS?

Flux ships an update every 3 days, and CMRSS every 6 days. Most recently, Flux was updated on October 25, 2026 and CMRSS on October 25, 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.*