# Oivalla vs Knowfeed

The clearest difference is in-app purchases: Knowfeed at none against Oivalla's 2. Knowfeed also leads on iOS requirement (15.1 vs 18.0). Oivalla's advantage is update cadence (weekly vs monthly). On price, ads and device support there is nothing between them.

Both are free to download. Oivalla sells 2 in-app purchases, starting at $14.99 per month. Knowfeed asks for nothing beyond the download.

Oivalla ships an update weekly, Knowfeed monthly. The most recent releases landed on October 16, 2026 and October 19, 2026 respectively.

## The numbers

| Metric | Oivalla | Knowfeed |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Size | 72 MB | 31 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Invisible Hours UG (haftungsbeschrankt)](https://appshunter.io/developer/1810089843) | [Jonas Fancony](https://appshunter.io/developer/1896501927) |

## What reviewers say

### Oivalla

[App page](https://appshunter.io/ios/app/oivalla-master-any-topic/id6759012740)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $14.99 | per month |
| Yearly subscription | $79.99 | per year |


### Knowfeed

[App page](https://appshunter.io/ios/app/knowfeed/id6770065298)

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

**In-app purchases:** none


## Frequently asked questions

### Is Oivalla free?

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

### Is Knowfeed free?

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

### Do Oivalla or Knowfeed have ads?

Neither Oivalla nor Knowfeed shows ads.

### Which is updated more often, Oivalla or Knowfeed?

Oivalla ships an update weekly, and Knowfeed monthly. Most recently, Oivalla was updated on October 16, 2026 and Knowfeed on October 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.*