# FLAT RSS Reader vs RssCube

The clearest difference is in-app purchases: FLAT RSS Reader at none against RssCube's 1. RssCube's advantage is ads (none vs shown) and update cadence (every 11 days vs every 2 months). On price and device support there is nothing between them.

Both are free to download. RssCube 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, RssCube every 11 days. The most recent releases landed on June 8, 2026 and September 15, 2026 respectively.

## The numbers

| Metric | FLAT RSS Reader | RssCube |
| --- | --- | --- |
| 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 | **No** |
| Update frequency | Every 2 months | **Every 11 days** |
| Monetization | Ad-supported | — |
| Size | 39 MB | 10 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) | [笛 姜](https://appshunter.io/developer/1561507357) |

## 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


### RssCube

[App page](https://appshunter.io/ios/app/rsscube-fast-news-reader/id1602812291)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Standard Edition | $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 RssCube free?

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

### Do FLAT RSS Reader or RssCube have ads?

FLAT RSS Reader shows ads; RssCube does not.

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

FLAT RSS Reader ships an update every 2 months, and RssCube every 11 days. Most recently, FLAT RSS Reader was updated on June 8, 2026 and RssCube on September 15, 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.*