# Farstamp vs Knowledge Base

The clearest difference is price: Knowledge Base at Free against Farstamp's $2.99. Farstamp's advantage is iOS requirement (15.5 vs 26.4). On ads, in-app purchases and device support there is nothing between them.

Knowledge Base is free to download; Farstamp costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | Farstamp | Knowledge Base |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | — | Weekly |
| Size | 93 MB | 9 MB |
| Requires iOS | **15.5** | 26.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Hundreds US, LLC](https://appshunter.io/developer/1896015910) | [CHANG CHIA-WEI](https://appshunter.io/developer/1804812181) |

## What reviewers say

### Farstamp

[App page](https://appshunter.io/ios/app/farstamp/id6765842182)

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

**In-app purchases:** none


### Knowledge Base

[App page](https://appshunter.io/ios/app/knowledge-base-second-brain/id6785236967)

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

**In-app purchases:** none


## Frequently asked questions

### Is Farstamp free?

Farstamp costs $2.99, with no in-app purchases.

### Is Knowledge Base free?

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

### Do Farstamp or Knowledge Base have ads?

Neither Farstamp nor Knowledge Base shows ads.

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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.*