# Flux vs SereneReader

The clearest difference is in-app purchases: Flux at none against SereneReader's 1. SereneReader's advantage is update cadence (every 4 days vs every 4 weeks) and device support (4 vs 1). On price, ads and iOS requirement there is nothing between them.

Both are free to download. SereneReader sells 1 in-app purchase, starting at $6.99 per month. Flux asks for nothing beyond the download.

Flux ships an update every 4 weeks, SereneReader every 4 days. The most recent releases landed on October 3, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Flux | SereneReader |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/serenereader-rss-feed-reader/id6776072640/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 weeks | **Every 4 days** |
| Monetization | — | Freemium |
| Size | 13 MB | 5 MB |
| Requires iOS | 26.0 | 26.0 |
| Devices | iPhone | **iPhone, iPad, Mac, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Ubbik](https://appshunter.io/developer/1569973156) | [JonesLabs LLC](https://appshunter.io/developer/6776067274) |

## What reviewers say

### Flux

[App page](https://appshunter.io/ios/app/flux-clean-rss-reader/id6769697159)

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

**In-app purchases:** none


### SereneReader

[App page](https://appshunter.io/ios/app/serenereader-rss-feed-reader/id6776072640)

A minimalist RSS reader designed for focused reading without distractions. Syncs across all your devices and offers offline access to articles. Organize your feeds and discover new content with ease.

**Highlights:** Offline article reading, Cross-device sync, Minimalist interface, Customizable reading view, Feed organization, Discover new feeds

**Features:** Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro | $6.99 | per month |


## Frequently asked questions

### Is Flux free?

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

### Is SereneReader free?

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

### Do Flux or SereneReader have ads?

Neither Flux nor SereneReader shows ads.

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

Flux ships an update every 4 weeks, and SereneReader every 4 days. Most recently, Flux was updated on October 3, 2026 and SereneReader on October 5, 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.*