# Mainchan vs Secure Chamber

The clearest difference is in-app purchases: Mainchan at none against Secure Chamber's 2. Mainchan also leads on update cadence (every 3 weeks vs every 2 months). Secure Chamber's advantage is iOS requirement (13.0 vs 15.1). On price, ads and device support there is nothing between them.

Both are free to download. Secure Chamber sells 2 in-app purchases, starting at $2.99 per month. Mainchan asks for nothing beyond the download.

Mainchan ships an update every 3 weeks, Secure Chamber every 2 months. The most recent releases landed on October 2, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | Mainchan | Secure Chamber |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/mainchan/id6504781365/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 2 months |
| Monetization | Free | — |
| Size | 38 MB | 52 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 17+ |
| Developer | [Tikichan Inc.](https://appshunter.io/developer/1753830764) | [Secure Chamber Limited](https://appshunter.io/developer/1856716900) |

## What reviewers say

### Mainchan

[App page](https://appshunter.io/ios/app/mainchan/id6504781365)

Engage in a content aggregation and discussion platform where users can submit various content types to organized boards. Features include anonymous posting, personalized feeds, and organized saved content. Enhance interactions with community emotes and comment images.

**Highlights:** Anonymous posting, Personalized follow feed, Organized save folders, Private message search, Highlighted comments, Community emotes, Comment images

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

**In-app purchases:** none


### Secure Chamber

[App page](https://appshunter.io/ios/app/secure-chamber/id6755851414)

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Secure Chamber Monthly | $2.99 | per month |
| Secure Chamber Yearly | $29.99 | per year |


## Frequently asked questions

### Is Mainchan free?

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

### Is Secure Chamber free?

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

### Do Mainchan or Secure Chamber have ads?

Neither Mainchan nor Secure Chamber shows ads.

### Which is updated more often, Mainchan or Secure Chamber?

Mainchan ships an update every 3 weeks, and Secure Chamber every 2 months. Most recently, Mainchan was updated on October 2, 2026 and Secure Chamber on October 6, 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.*