# RFCReaderPlus vs Analyzer&detector

RFCReaderPlus and Analyzer&detector are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. RFCReaderPlus sells 1 one-off in-app purchase and Analyzer&detector sells 2 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

RFCReaderPlus ships an update every 3 months, Analyzer&detector every 2 months. The most recent releases landed on September 29, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | RFCReaderPlus | Analyzer&detector |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 3 MB | 14 MB |
| Requires iOS | **17.0** | 18.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [飞 龙](https://appshunter.io/developer/965611281) | [Emin Grbo](https://appshunter.io/developer/1476697786) |

## 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 |


### Analyzer&detector

[App page](https://appshunter.io/ios/app/analyzer-and-detectorthingking/id6738931343)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly Subscription | $0.99 | per 7 days |
| Yearly Subscription | $39.99 | per year |


## Frequently asked questions

### Is RFCReaderPlus free?

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

### Is Analyzer&detector free?

Analyzer&detector is free to download, with in-app purchases available.

### Do RFCReaderPlus or Analyzer&detector have ads?

Neither RFCReaderPlus nor Analyzer&detector shows ads.

### Which is updated more often, RFCReaderPlus or Analyzer&detector?

RFCReaderPlus ships an update every 3 months, and Analyzer&detector every 2 months. Most recently, RFCReaderPlus was updated on September 29, 2026 and Analyzer&detector on October 9, 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.*