# Nota vs Know It

The clearest difference is update cadence: Nota at every 2 days against Know It's every 2 months. Know It's advantage is iOS requirement (15.1 vs 18.5). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Nota sells 3 in-app purchases, starting at $12.99 per month and Know It sells 2 in-app purchases, starting at $3.99 per month. Whichever you choose, the download price is not the number that matters.

Nota ships an update every 2 days, Know It every 2 months. The most recent releases landed on October 5, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Nota | Know It |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 2 months |
| Size | 8 MB | 50 MB |
| Requires iOS | 18.5 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [JAKUB MIECZKOWSKI](https://appshunter.io/developer/1845092242) | [NOLAN OLIVIER DANIEL ESSERTAIZE](https://appshunter.io/developer/1876489727) |

## What reviewers say

### Nota

[App page](https://appshunter.io/ios/app/nota-feynman-learning-app/id6758580646)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nota Learning App Premium Monthly | $12.99 | per month |
| Nota Learning App Premium Yearly | $99.99 | per year |
| Nota Premium Lifetime | $299.99 | one-time |


### Know It

[App page](https://appshunter.io/ios/app/know-it-feynman/id6759038082)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Abonnement étudiant | $3.99 | per month |
| Abonnement Illimité | $12.99 | per month |


## Frequently asked questions

### Is Nota free?

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

### Is Know It free?

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

### Do Nota or Know It have ads?

Neither Nota nor Know It shows ads.

### Which is updated more often, Nota or Know It?

Nota ships an update every 2 days, and Know It every 2 months. Most recently, Nota was updated on October 5, 2026 and Know It on September 30, 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.*