# Cosmonote vs K

The clearest difference is in-app purchases: K at none against Cosmonote's 10. Cosmonote's advantage is update cadence (daily vs every 8 days) and ratings volume (4 vs 1). On price, rating, ads and device support there is nothing between them.

Both are free to download. Cosmonote sells 10 in-app purchases, starting at $3.99 per 7 days. K asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Cosmonote against 5.0 for K. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

Cosmonote ships an update daily, K every 8 days. The most recent releases landed on October 30, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Cosmonote | K |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/cosmonote-ai-notes-and-summary/id6747808974/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/k-vault/id6762531053/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | 82.4% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Daily** | Every 8 days |
| Monetization | Freemium | **Free** |
| Size | 68 MB | 52 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Jordan Bonnet](https://appshunter.io/developer/465261745) | [LEKPAM NKAWULA](https://appshunter.io/developer/1802467708) |

## What reviewers say

### Cosmonote

[App page](https://appshunter.io/ios/app/cosmonote-ai-notes-and-summary/id6747808974)

This AI assistant records audio and text, transcribes it into organized notes, and answers questions based on the captured information. It can also import audio/video files, scan documents, and integrate with popular AI chatbots.

**Highlights:** Automatic note-taking from recordings, AI-powered summarization and Q&A, Import audio, video, and YouTube links, Document and handwriting scanning, Flashcards and quizzes from notes, Integration with ChatGPT and Claude

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited - 1 week | $3.99 | per 7 days |
| Unlimited 7 days | $9.00 | per 7 days |
| Unlimited - 1 month | $14.99 | per month |
| Unlimited 1 month | $17.00 | per month |
| Yearly Super Discount | $49.00 | per year |
| Unlimited - 12 months | $59.99 | per year |
| Unlimited 12 months | $99.00 | per year |
| 120 credits | $4.99 | one-time |
| 300 credits | $9.99 | one-time |
| 720 credits | $19.99 | one-time |


### K

[App page](https://appshunter.io/ios/app/k-vault/id6762531053)

This app provides advanced parental controls with on-device AI to monitor browsing, search, and social activity for harmful content. It offers features like app blocking, screen time limits, location tracking, and family rewards to ensure child safety.

**Highlights:** On-device AI content scanning, App and website blocking, Screen time scheduling and limits, Family Rewards system, SOS alerts and live location, Multi-child and co-parent management

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

**In-app purchases:** none


## Frequently asked questions

### Is Cosmonote free?

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

### Is K free?

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

### Which has better reviews, Cosmonote or K?

Cosmonote and K are both rated 5.0 out of 5 on the App Store, from 4 and 1 ratings respectively.

### Do Cosmonote or K have ads?

Neither Cosmonote nor K shows ads.

### Which is updated more often, Cosmonote or K?

Cosmonote ships an update daily, and K every 8 days. Most recently, Cosmonote was updated on October 30, 2026 and K on October 8, 2026.

---

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