# Flat RSS vs FeedDeck RSS

The clearest difference is in-app purchases: FeedDeck RSS at none against Flat RSS's 3. Flat RSS's advantage is iOS requirement (18.6 vs 26.0). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. Flat RSS sells 3 in-app purchases, starting at $3.99 per month. FeedDeck RSS asks for nothing beyond the download.

Flat RSS ships an update every 10 days, FeedDeck RSS fortnightly. The most recent releases landed on September 28, 2026 and August 21, 2026 respectively.

## The numbers

| Metric | Flat RSS | FeedDeck RSS |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.0 (1 ratings)](https://appshunter.io/ios/app/feeddeck-rss/id6761575480/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 10 days** | Fortnightly |
| Monetization | Freemium | **Free** |
| Size | 19 MB | 4 MB |
| Requires iOS | **18.6** | 26.0 |
| Devices | iPhone, iPad, Mac | iPhone, iPad, Mac |
| Age rating | 17+ | 4+ |
| Developer | [Rene Fischer](https://appshunter.io/developer/1868527187) | [Zabir Raihan](https://appshunter.io/developer/1890301412) |

## What reviewers say

### 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 |


### FeedDeck RSS

[App page](https://appshunter.io/ios/app/feeddeck-rss/id6761575480)

Consolidate your favorite news, blogs, and updates from RSS, Atom, and XML feeds into a single, elegant reader. Enjoy AI-powered article summaries generated on-device and smart filtering to stay organized.

**Highlights:** Subscribe to RSS, Atom, XML feeds, On-device AI article summaries, Smart filtering (Today, Unread, Starred), Clean reading experience, OPML import/export, iCloud sync

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Flat RSS free?

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

### Is FeedDeck RSS free?

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

### Do Flat RSS or FeedDeck RSS have ads?

Neither Flat RSS nor FeedDeck RSS shows ads.

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

Flat RSS ships an update every 10 days, and FeedDeck RSS fortnightly. Most recently, Flat RSS was updated on September 28, 2026 and FeedDeck RSS on August 21, 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.*