# PROPbase vs KnowMine

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

Both are free to download. KnowMine sells 2 in-app purchases, starting at $1.99 per month. PROPbase asks for nothing beyond the download.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 14, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | PROPbase | KnowMine |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | Every 2 months |
| Size | 39 MB | 248 MB |
| Requires iOS | **17.4** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [PROPbase AG](https://appshunter.io/developer/1586614829) | [LITTLECAKEMEDIA](https://appshunter.io/developer/1823046522) |

## What reviewers say

### PROPbase

[App page](https://appshunter.io/ios/app/propbase-gerate/id1586614827)

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

**In-app purchases:** none


### KnowMine

[App page](https://appshunter.io/ios/app/knowmine/id6747834204)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Yearly | $19.99 | per year |


## Frequently asked questions

### Is PROPbase free?

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

### Is KnowMine free?

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

### Do PROPbase or KnowMine have ads?

KnowMine shows ads; PROPbase does not.

### Which is updated more often, PROPbase or KnowMine?

PROPbase ships an update every 2 months, and KnowMine every 2 months. Most recently, PROPbase was updated on November 14, 2026 and KnowMine on November 12, 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.*