# Deckify vs Knowia

The clearest difference is update cadence: Deckify at every 3 days against Knowia's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

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

Deckify ships an update every 3 days, Knowia every 2 months. The most recent releases landed on October 24, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Deckify | Knowia |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/deckify/id6760344100/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 days** | Every 2 months |
| Size | 37 MB | 49 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [SealSyncAI Inc.](https://appshunter.io/developer/1883991816) | [Arda Berkay BAGIM](https://appshunter.io/developer/1888839593) |

## What reviewers say

### Deckify

[App page](https://appshunter.io/ios/app/deckify/id6760344100)

**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 Deckify free?

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

### Is Knowia free?

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

### Do Deckify or Knowia have ads?

Neither Deckify nor Knowia shows ads.

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

Deckify ships an update every 3 days, and Knowia every 2 months. Most recently, Deckify was updated on October 24, 2026 and Knowia on October 18, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*