# KnowZee vs Sovobut

The clearest difference is in-app purchases: KnowZee at none against Sovobut's 8. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Sovobut sells 8 one-off in-app purchases. KnowZee asks for nothing beyond the download.

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 25, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | KnowZee | Sovobut |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Size | 47 MB | 9 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 17+ |
| Developer | [Eliezer Tarlow](https://appshunter.io/developer/1819776957) | [Nathan Taylor](https://appshunter.io/developer/6812648977) |

## What reviewers say

### KnowZee

[App page](https://appshunter.io/ios/app/knowzee/id6763048684)

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

**In-app purchases:** none


### Sovobut

[App page](https://appshunter.io/ios/app/sovobut/id6812648975)

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

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Beat Pack 1 | $0.99 | one-time |
| Beat Pack 2 | $2.99 | one-time |
| Beat Pack 3 | $4.99 | one-time |
| Beat Pack 4 | $9.99 | one-time |
| Beat Pack 5 | $19.99 | one-time |
| Beat Pack 6 | $29.99 | one-time |
| Beat Pack 7 | $49.99 | one-time |
| Beat Pack 8 | $99.99 | one-time |


## Frequently asked questions

### Is KnowZee free?

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

### Is Sovobut free?

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

### Do KnowZee or Sovobut have ads?

Neither KnowZee nor Sovobut shows ads.

### Which is updated more often, KnowZee or Sovobut?

KnowZee ships an update weekly, and Sovobut weekly. Most recently, KnowZee was updated on October 25, 2026 and Sovobut on November 3, 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.*