# MWeb vs Second Brain Joiner

The clearest difference is price: MWeb at Free against Second Brain Joiner's $3.99. MWeb also leads on device support (4 vs 2) and iOS requirement (15.0 vs 18.2). Second Brain Joiner's advantage is in-app purchases (none vs 3) and review sentiment (100% vs 67%). On update cadence and ads there is nothing between them.

MWeb is free to download; Second Brain Joiner costs $3.99 up front. MWeb sells 3 in-app purchases, starting at $9.99 per year. Second Brain Joiner asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | MWeb | Second Brain Joiner |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[4.5 (156 ratings)](https://appshunter.io/ios/app/mweb-markdown-writing-notes/id1183407767/reviews)** | — |
| Number of ratings | **156** | — |
| Positive reviews | 66.9% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 68 MB | 11 MB |
| Requires iOS | **15.0** | 18.2 |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [禄海 区](https://appshunter.io/developer/954188947) | [Hirofumi Inoue](https://appshunter.io/developer/1886583968) |

## What reviewers say

### MWeb

[App page](https://appshunter.io/ios/app/mweb-markdown-writing-notes/id1183407767)

This app offers a focused writing and note-taking experience using Markdown. It features a robust editor with syntax support, document management through folders and a library mode, and publishing capabilities. It's designed for efficient text creation and organization across devices.

**Highlights:** Markdown editor with CommonMark and GFM support, Folders mode for document management, Library mode for note-taking with categories and tags, Document publishing and sharing, Cross-device synchronization, Customizable themes and fonts

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| MWeb Yearly Subscription | $9.99 | per year |
| MWeb for iPhone/iPad | $14.99 | one-time |
| MWeb for Mac | $24.99 | one-time |


### Second Brain Joiner

[App page](https://appshunter.io/ios/app/second-brain-joiner/id6760870675)

This tool optimizes AI input by merging and formatting Markdown notes. It intelligently filters content, calculates optimal chunk sizes for AI context windows, and maintains original file structure for enhanced AI accuracy and security.

**Highlights:** Advanced filtering by tags and dates, High-precision token calculation, Smart chunking for AI context limits, Local-first absolute security, Folder structure maintenance, Timestamping for context

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

**In-app purchases:** none


## Frequently asked questions

### Is MWeb free?

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

### Is Second Brain Joiner free?

Second Brain Joiner costs $3.99, with no in-app purchases.

### Do MWeb or Second Brain Joiner have ads?

Neither MWeb nor Second Brain Joiner shows ads.

### Which is updated more often, MWeb or Second Brain Joiner?

MWeb ships an update every 3 weeks, and Second Brain Joiner every 3 weeks. Most recently, MWeb was updated on November 2, 2026 and Second Brain Joiner on October 31, 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.*