# FLAT RSS Reader vs Boom Feed

The clearest difference is in-app purchases: FLAT RSS Reader at none against Boom Feed's 1. FLAT RSS Reader also leads on update cadence (every 2 months vs every 12 months). Boom Feed's advantage is iOS requirement (15.0 vs 26.0). On price, ads and device support there is nothing between them.

Both are free to download. Boom Feed sells 1 one-off in-app purchase. FLAT RSS Reader asks for nothing beyond the download.

FLAT RSS Reader ships an update every 2 months, Boom Feed every 12 months. The most recent releases landed on October 16, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | FLAT RSS Reader | Boom Feed |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.4 (8 ratings)](https://appshunter.io/ios/app/flat-rss-reader/id882417369/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | Yes |
| Update frequency | **Every 2 months** | Every 12 months |
| Monetization | Ad-supported | — |
| Size | 39 MB | 4 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Nobuhide Uzawa](https://appshunter.io/developer/869281903) | [Brandon Stecklein](https://appshunter.io/developer/498894252) |

## What reviewers say

### FLAT RSS Reader

[App page](https://appshunter.io/ios/app/flat-rss-reader/id882417369)

This app offers a streamlined way to follow your favorite news sources. Easily manage your RSS feeds, discover new ones from website URLs, and save interesting articles for later access.

**Highlights:** Manage registered RSS information, Get RSS from website URLs, Register favorite news content, Simple outlook, Useful functions

**Features:** macOS Compatibility

**In-app purchases:** none


### Boom Feed

[App page](https://appshunter.io/ios/app/boom-feed/id1338297781)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Boom Feed Premium | $1.99 | one-time |


## Frequently asked questions

### Is FLAT RSS Reader free?

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

### Is Boom Feed free?

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

### Do FLAT RSS Reader or Boom Feed have ads?

Both FLAT RSS Reader and Boom Feed show ads.

### Which is updated more often, FLAT RSS Reader or Boom Feed?

FLAT RSS Reader ships an update every 2 months, and Boom Feed every 12 months. Most recently, FLAT RSS Reader was updated on October 16, 2026 and Boom Feed on October 4, 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.*