# NotenGuru vs Zeno Study

The clearest difference is ads: Zeno Study at none against NotenGuru's shown. Zeno Study also leads on update cadence (every 3 days vs monthly) and iOS requirement (16.4 vs 18.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. NotenGuru sells 4 one-off in-app purchases and Zeno Study sells 3 in-app purchases, starting at $8.99 per month. Whichever you choose, the download price is not the number that matters.

NotenGuru ships an update monthly, Zeno Study every 3 days. The most recent releases landed on September 30, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | NotenGuru | Zeno Study |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Monthly | **Every 3 days** |
| Size | 15 MB | 62 MB |
| Requires iOS | 18.6 | **16.4** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Schaffer.app e.U.](https://appshunter.io/developer/1674928241) | [Systeme Digital GmbH](https://appshunter.io/developer/1896251103) |

## What reviewers say

### NotenGuru

[App page](https://appshunter.io/ios/app/notenguru/id6446024090)

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Keine Werbung | $4.99 | one-time |
| Kreativ Paket | $6.99 | one-time |
| Fächer Paket | $6.99 | one-time |
| Pro Paket | $10.99 | one-time |


### Zeno Study

[App page](https://appshunter.io/ios/app/zeno-study-next-gen-learning/id6766246583)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zeno Pro Monthly | $8.99 | per month |
| Zeno Pro (monthly) | $12.99 | per month |
| Zeno Pro (yearly) | $89.99 | per year |


## Frequently asked questions

### Is NotenGuru free?

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

### Is Zeno Study free?

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

### Do NotenGuru or Zeno Study have ads?

NotenGuru shows ads; Zeno Study does not.

### Which is updated more often, NotenGuru or Zeno Study?

NotenGuru ships an update monthly, and Zeno Study every 3 days. Most recently, NotenGuru was updated on September 30, 2026 and Zeno Study on October 6, 2026.

---

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