# RFCReaderPlus vs SCR Cast (画飛彡)

The clearest difference is in-app purchases: SCR Cast (画飛彡) at none against RFCReaderPlus's 1. SCR Cast (画飛彡) also leads on update cadence (every 6 weeks vs every 3 months) and iOS requirement (15.0 vs 17.0). RFCReaderPlus's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. RFCReaderPlus sells 1 one-off in-app purchase. SCR Cast (画飛彡) asks for nothing beyond the download.

RFCReaderPlus ships an update every 3 months, SCR Cast (画飛彡) every 6 weeks. The most recent releases landed on October 24, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | RFCReaderPlus | SCR Cast (画飛彡) |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 3 MB | 40 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [飞 龙](https://appshunter.io/developer/965611281) | [BIBO-HQ](https://appshunter.io/developer/1660432513) |

## What reviewers say

### RFCReaderPlus

[App page](https://appshunter.io/ios/app/rfcreaderplus/id1573574247)

Access and read technical internet standards documents offline. Features include searching, bookmarking, text formatting, and navigation aids for various document formats.

**Highlights:** List all RFC documents, Search RFC by keywords or number, Add RFCs to favorites, Text formatting and styling, Offline RFC reading, Support for PDF and HTML formats

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Functional Version | $1.99 | one-time |


### SCR Cast (画飛彡)

[App page](https://appshunter.io/ios/app/scr-cast/id1669861318)

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

**In-app purchases:** none


## Frequently asked questions

### Is RFCReaderPlus free?

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

### Is SCR Cast (画飛彡) free?

SCR Cast (画飛彡) is free to download, with no in-app purchases.

### Do RFCReaderPlus or SCR Cast (画飛彡) have ads?

SCR Cast (画飛彡) shows ads; RFCReaderPlus does not.

### Which is updated more often, RFCReaderPlus or SCR Cast (画飛彡)?

RFCReaderPlus ships an update every 3 months, and SCR Cast (画飛彡) every 6 weeks. Most recently, RFCReaderPlus was updated on October 24, 2026 and SCR Cast (画飛彡) on October 27, 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.*