# Margn vs KnowMax

The clearest difference is in-app purchases: Margn at none against KnowMax's 2. Margn also leads on update cadence (every 2 days vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

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

Margn ships an update every 2 days, KnowMax monthly. The most recent releases landed on October 7, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | Margn | KnowMax |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Monthly |
| Size | 8 MB | 50 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [Sazzadur Rahman](https://appshunter.io/developer/1881631645) | [Anirudh Mehta](https://appshunter.io/developer/1896498663) |

## What reviewers say

### Margn

[App page](https://appshunter.io/ios/app/margn-quote-journal/id6760221303)

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

**In-app purchases:** none


### KnowMax

[App page](https://appshunter.io/ios/app/knowmax/id6767674998)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KnowMax Monthly | $2.99 | per month |
| KnowMax Annual | $26.99 | per year |


## Frequently asked questions

### Is Margn free?

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

### Is KnowMax free?

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

### Do Margn or KnowMax have ads?

Neither Margn nor KnowMax shows ads.

### Which is updated more often, Margn or KnowMax?

Margn ships an update every 2 days, and KnowMax monthly. Most recently, Margn was updated on October 7, 2026 and KnowMax on September 19, 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.*