# OVERSO vs Knowia

OVERSO and Knowia are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

OVERSO ships an update every 3 months, Knowia every 2 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | OVERSO | Knowia |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 2 months** |
| Size | 10 MB | 49 MB |
| Requires iOS | 16 | **15.1** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [AZIZ LABBACI](https://appshunter.io/developer/1703142319) | [Arda Berkay BAGIM](https://appshunter.io/developer/1888839593) |

## What reviewers say

### OVERSO

[App page](https://appshunter.io/ios/app/overso-flashcards/id6723905158)

**Features:** Vision Pro support

**In-app purchases:** none


### Knowia

[App page](https://appshunter.io/ios/app/knowia-flashcards-and-learning/id6761316889)

**In-app purchases:** none


## Frequently asked questions

### Is OVERSO free?

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

### Is Knowia free?

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

### Do OVERSO or Knowia have ads?

Neither OVERSO nor Knowia shows ads.

### Which is updated more often, OVERSO or Knowia?

OVERSO ships an update every 3 months, and Knowia every 2 months. Most recently, OVERSO was updated on October 24, 2026 and Knowia on October 25, 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.*