# NoteCard vs KnowItOwl!

The clearest difference is in-app purchases: NoteCard at none against KnowItOwl!'s 3. NoteCard also leads on iOS requirement (15.0 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. KnowItOwl! sells 3 one-off in-app purchases. NoteCard asks for nothing beyond the download.

NoteCard ships an update every 3 weeks, KnowItOwl! every 5 weeks. Both last shipped on October 13, 2026.

## The numbers

| Metric | NoteCard | KnowItOwl! |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 5 weeks |
| Monetization | Free | — |
| Size | 18 MB | 22 MB |
| Requires iOS | **15.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 12+ |
| Developer | [Minsung Kim](https://appshunter.io/developer/1727485692) | [Jaime Reyes](https://appshunter.io/developer/1876999823) |

## What reviewers say

### NoteCard

[App page](https://appshunter.io/ios/app/notecard-simplest-memo-app/id6476649092)

This app provides a straightforward way to create and manage notes using a card-based system. Organize your thoughts with categories, tags, and favorite markers. Enhance your notes with photos and customize their appearance with theme colors and dark mode.

**Highlights:** Card format for notes, Multiple categories and tags, Favorite notes designation, Keyword-based note search, Photo integration (up to 10 per note), Customizable theme colors, Dark mode support

**In-app purchases:** none


### KnowItOwl!

[App page](https://appshunter.io/ios/app/knowitowl/id6759131642)

**Features:** Apple Watch app

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Standard (30 Credits) | $6.99 | one-time |
| Popular (60 Credits) | $12.99 | one-time |
| Power (120 Credits) | $24.99 | one-time |


## Frequently asked questions

### Is NoteCard free?

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

### Is KnowItOwl! free?

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

### Do NoteCard or KnowItOwl! have ads?

Neither NoteCard nor KnowItOwl! shows ads.

### Which is updated more often, NoteCard or KnowItOwl!?

NoteCard ships an update every 3 weeks, and KnowItOwl! every 5 weeks. Most recently, NoteCard was updated on October 13, 2026 and KnowItOwl! on October 13, 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.*