# Feedibus vs Flat RSS

The clearest difference is review sentiment: Flat RSS at 100% against Feedibus's 39%. Flat RSS also leads on price (Free vs $3.99) and update cadence (every 10 days vs every 5 weeks). Feedibus's advantage is chart position (#64 vs unranked). On ads, in-app purchases and device support there is nothing between them.

Flat RSS is free to download; Feedibus costs $3.99 up front. Feedibus sells 2 in-app purchases, starting at $0.99 per month and Flat RSS sells 3 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Feedibus ships an update every 5 weeks, Flat RSS every 10 days. The most recent releases landed on September 27, 2026 and September 28, 2026 respectively.

## The numbers

| Metric | Feedibus | Flat RSS |
| --- | --- | --- |
| Price | $3.99 | **Free** |
| Rating | **[3.7 (12 ratings)](https://appshunter.io/ios/app/feedibus-rss-feed-reader/id1585543362/reviews)** | — |
| Number of ratings | **12** | — |
| Positive reviews | 39.4% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 10 days** |
| Monetization | Paid | **Freemium** |
| Best chart rank | **#64** | — |
| Size | 22 MB | 19 MB |
| Requires iOS | 26.0 | **18.6** |
| Devices | iPhone, iPad | **iPhone, iPad, Mac** |
| Age rating | 17+ | 17+ |
| Developer | [Nicolas Neubauer](https://appshunter.io/developer/322116468) | [Rene Fischer](https://appshunter.io/developer/1868527187) |

## What reviewers say

### Feedibus

[App page](https://appshunter.io/ios/app/feedibus-rss-feed-reader/id1585543362)

**Currently charting:** #64 Top Paid · News (US App Store)

This newsreader app aggregates content from RSS, Atom, and JSON feeds into a beautifully organized interface. It uses on-device AI to summarize articles, deduplicate content, and learn user interests for a personalized reading experience.

**Highlights:** AI-powered article summaries, Content deduplication, Personalized interest learning, Cross-device iCloud sync, Customizable reading view, Background updates, OPML import/export

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Feedibus | $0.99 | per month |
| Unlock Feedibus One-Time Fee | $3.99 | one-time |


### Flat RSS

[App page](https://appshunter.io/ios/app/flat-rss/id6759013390)

Consolidate all your reading, watching, and listening into one calm, chronological feed. Save articles, videos, and podcasts from various sources, with offline access and cross-device sync. Enjoy a private, ad-free experience.

**Highlights:** Unified feed for RSS, podcasts, videos, social media, Save articles, videos, and links to Stash, Offline access for saved content, Cross-device iCloud sync, Ad-free and privacy-focused experience, Customizable feed filtering

**Features:** Family Sharing

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Flat Pro Monthly | $3.99 | per month |
| Flat Pro Yearly | $19.99 | per year |
| Flat Pro Lifetime | $44.99 | one-time |


## Frequently asked questions

### Is Feedibus free?

Feedibus costs $3.99, and also offers in-app purchases.

### Is Flat RSS free?

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

### Do Feedibus or Flat RSS have ads?

Neither Feedibus nor Flat RSS shows ads.

### Which is updated more often, Feedibus or Flat RSS?

Feedibus ships an update every 5 weeks, and Flat RSS every 10 days. Most recently, Feedibus was updated on September 27, 2026 and Flat RSS on September 28, 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.*