Comparison

RFCReaderPlus vs SCR Cast (画飛彡)

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

RFCReaderPlus

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
Read full description

Requests for Comments (RFC) document series contain technical and organizational notes about the Internet. RFC Reader plus is a tool which can provide user a more efficient way to read the RFC documents.  Difference between trial version and full functional version: Features for RFC Reader plus trial version and full functional version are almost the same, except that some advance feature in trial version can be used with limitation. All features below are available for try with limited times with trial version and are fully supported by full functional version if user purchased the product in the app. 1. List all RFC documents 2. Search RFC File by Keywords or RFC number 3. Add to favorite for the interested RFC 4. Support marking text with color when reading in text format 5. Support adding Bold, Itatic and Underline styles to RFC text when reading in text format 6. Support changing default Font name and Font size for RFC text reading 7. Support fast navigating to last reading position and can go back and forward several times 8. Support fast navigating with Table Of Contents (TOC) 9. Offline RFC reading: Once you read it once, it will be cached locally 10. Save your changes to the document in Document folder 11.Support both Landscape and Portrait reading mode on all supported devices. 12. Support cleaning up cached files 13. Support search by keywords in Text format RFC page and navigate to the found results 14. Support read RFC in PDF format 15. Support searching RFC content when reading in PDF format 16. Support navigate RFC content through Table Of Content when reading in PDF format 17. Support navigate RFC content through PDF thumbnail 18. Support view RFC content in thumbnail grid view 19. Support read RFC in HTML format 20. Support navigate back and forth when reading in HTML format 21.Support navigate through Table Of Content when reading in HTML format for some RFCs 22. Support add to favorite RFC list when reading both in PDF format and HTML format 23. Support system Dark Mode

About

SCR Cast (画飛彡)

Features
Read full description

This app utilizse WebRTC to enable you mirror your mobile or tablet screen to a web browser within the local netowrk. The mirrored screen images can be displayed on an HTML page, which you can download from the simple HTML server integrated into the app. You can save this HTML page a file and loaded into an OBS browser source or any other modern web browser. *Screen mirroring is supported only within a local network. Mirroring over the Internet is not supported by this app. Support Page (In Japanese): https://kiimemo.blogspot.com/scr-cast.html

Screenshots

RFCReaderPlus4 screens
SCR Cast (画飛彡)4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

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.

Scorecard4 real differences · 4 level
RFCReaderPlus versus SCR Cast (画飛彡): the parameters behind the verdict, then further details
ParameterRFCReaderPlusSCR Cast (画飛彡)
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyEvery 3 monthsEvery 6 weeks — better
AdsNo — betterYes
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS17.015.0 — better
Further details — not scored
Size3 MB40 MB
Age rating4+17+
Developer飞 龙BIBO-HQ

In-app purchases

1 purchases

RFCReaderPlus

One-time1
  • Full Functional Version$1.99
None

SCR Cast (画飛彡)

No in-app purchases

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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