# Scry vs Kno App

The clearest difference is in-app purchases: Scry at none against Kno App's 2. Scry also leads on device support (3 vs 1) and iOS requirement (13.0 vs 17.0). Kno App's advantage is update cadence (every 4 days vs every 2 months). On price and ads there is nothing between them.

Both are free to download. Kno App sells 2 in-app purchases, starting at $4.99 per month. Scry asks for nothing beyond the download.

Scry ships an update every 2 months, Kno App every 4 days. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Scry | Kno App |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 days** |
| Size | 102 MB | 32 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 12+ | 4+ |
| Developer | [Purdue University](https://appshunter.io/developer/371741257) | [BRBR GROUP](https://appshunter.io/developer/1882102236) |

## What reviewers say

### Scry

[App page](https://appshunter.io/ios/app/scry-augmented-learning/id6741226018)

**Features:** macOS Compatibility

**In-app purchases:** none


### Kno App

[App page](https://appshunter.io/ios/app/kno-app-learn-something-new/id6759986030)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kno Premium Monthly | $4.99 | per month |
| Kno Premium Yearly | $39.99 | per year |


## Frequently asked questions

### Is Scry free?

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

### Is Kno App free?

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

### Do Scry or Kno App have ads?

Neither Scry nor Kno App shows ads.

### Which is updated more often, Scry or Kno App?

Scry ships an update every 2 months, and Kno App every 4 days. Most recently, Scry was updated on October 28, 2026 and Kno App on October 24, 2026.

---

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