# 青空EPUB vs TsubameMagic RSVP Reader

The clearest difference is in-app purchases: 青空EPUB at none against TsubameMagic RSVP Reader's 2. 青空EPUB also leads on ads (none vs shown) and iOS requirement (15.1 vs 18.0). On price, update cadence and device support there is nothing between them.

Both are free to download. TsubameMagic RSVP Reader sells 2 in-app purchases, starting at $0.99 per month. 青空EPUB asks for nothing beyond the download.

Both ship on a similar rhythm, roughly daily. The most recent releases landed on October 16, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | 青空EPUB | TsubameMagic RSVP Reader |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Daily | Daily |
| Size | 21 MB | 61 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 17+ |
| Developer | [Tsutomu Kondo](https://appshunter.io/developer/6807793626) | [Taiki Morinaga](https://appshunter.io/developer/1881807555) |

## What reviewers say

### 青空EPUB

[App page](https://appshunter.io/ios/app/epub/id6807793624)

**Features:** macOS Compatibility

**In-app purchases:** none


### TsubameMagic RSVP Reader

[App page](https://appshunter.io/ios/app/tsubamemagic-rsvp-reader/id6817873123)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| RSVP Pro (Monthly) | $0.99 | per month |
| RSVP Pro (Lifetime) | $9.99 | one-time |


## Frequently asked questions

### Is 青空EPUB free?

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

### Is TsubameMagic RSVP Reader free?

TsubameMagic RSVP Reader is free to download, with in-app purchases available.

### Do 青空EPUB or TsubameMagic RSVP Reader have ads?

TsubameMagic RSVP Reader shows ads; 青空EPUB does not.

### Which is updated more often, 青空EPUB or TsubameMagic RSVP Reader?

青空EPUB ships an update daily, and TsubameMagic RSVP Reader daily. Most recently, 青空EPUB was updated on October 16, 2026 and TsubameMagic RSVP Reader on October 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*