# Rabbit RSSリーダー vs InstaRSS

The clearest difference is ads: InstaRSS at none against Rabbit RSSリーダー's shown. InstaRSS also leads on update cadence (daily vs every 23 months). Rabbit RSSリーダー's advantage is iOS requirement (15.0 vs 17.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Rabbit RSSリーダー ships an update every 23 months, InstaRSS daily. The most recent releases landed on September 4, 2026 and May 19, 2026 respectively.

## The numbers

| Metric | Rabbit RSSリーダー | InstaRSS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 23 months | **Daily** |
| Size | 43 MB | 7 MB |
| Requires iOS | **15.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 17+ |
| Developer | [RANRAN Solutions](https://appshunter.io/developer/1760305402) | [Webisso LLC](https://appshunter.io/developer/1840724828) |

## What reviewers say

### Rabbit RSSリーダー

[App page](https://appshunter.io/ios/app/rabbit-rss/id6736563258)

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

**In-app purchases:** none


### InstaRSS

[App page](https://appshunter.io/ios/app/instarss/id6758291934)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Rabbit RSSリーダー free?

Rabbit RSSリーダー is free to download, with no in-app purchases.

### Is InstaRSS free?

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

### Do Rabbit RSSリーダー or InstaRSS have ads?

Rabbit RSSリーダー shows ads; InstaRSS does not.

### Which is updated more often, Rabbit RSSリーダー or InstaRSS?

Rabbit RSSリーダー ships an update every 23 months, and InstaRSS daily. Most recently, Rabbit RSSリーダー was updated on September 4, 2026 and InstaRSS on May 19, 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.*