# Denbi Pro vs Knowwu

The clearest difference is iOS requirement: Denbi Pro at 12.0 against Knowwu's 14.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Denbi Pro sells 2 one-off in-app purchases and Knowwu sells 4 in-app purchases, starting at $5.99 per month. Whichever you choose, the download price is not the number that matters.

Denbi Pro ships an update every 11 days, Knowwu every 8 days. The most recent releases landed on September 15, 2026 and September 22, 2026 respectively.

## The numbers

| Metric | Denbi Pro | Knowwu |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 11 days | **Every 8 days** |
| Size | 58 MB | 167 MB |
| Requires iOS | **12.0** | 14.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Ira Technologies India Private Limited](https://appshunter.io/developer/1668979487) | [Ezimax Technologies Private Limited](https://appshunter.io/developer/1364052111) |

## What reviewers say

### Denbi Pro

[App page](https://appshunter.io/ios/app/denbi-pro/id6451488301)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 1 month subscription | $89.99 | one-time |
| 4 months subscription | $119.99 | one-time |


### Knowwu

[App page](https://appshunter.io/ios/app/knowwu/id6471442876)

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Knowwu Business Plan - Monthly | $5.99 | per month |
| Knowwu Team Plan - Monthly | $9.99 | per month |
| Knowwu Business Plan - Yearly | $59.99 | per year |
| Knowwu Team Plan - Yearly | $99.99 | per year |


## Frequently asked questions

### Is Denbi Pro free?

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

### Is Knowwu free?

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

### Do Denbi Pro or Knowwu have ads?

Neither Denbi Pro nor Knowwu shows ads.

### Which is updated more often, Denbi Pro or Knowwu?

Denbi Pro ships an update every 11 days, and Knowwu every 8 days. Most recently, Denbi Pro was updated on September 15, 2026 and Knowwu on September 22, 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.*