# ProseKey AI vs OziNotes

The clearest difference is update cadence: OziNotes at every 4 days against ProseKey AI's fortnightly. On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

ProseKey AI ships an update fortnightly, OziNotes every 4 days. The most recent releases landed on October 7, 2026 and October 22, 2026 respectively.

## The numbers

| Metric | ProseKey AI | OziNotes |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/prosekey-ai/id6741180175/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 4 days** |
| Monetization | Free | Free |
| Size | 29 MB | 85 MB |
| Requires iOS | 16.0 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Arya Mirsepasi](https://appshunter.io/developer/1791440463) | [OZINY JOINT STOCK COMPANY](https://appshunter.io/developer/1816150498) |

## What reviewers say

### ProseKey AI

[App page](https://appshunter.io/ios/app/prosekey-ai/id6741180175)

Enhance your mobile writing with an AI-powered keyboard. It offers instant proofreading, effortless rewriting, quick summarization, and text-to-table conversion. Connect your own API keys for personalized AI assistance across all your apps.

**Highlights:** Instant proofreading, Effortless rewriting, Quick summarization, Text-to-table conversion, Custom AI instructions, Third-party keyboard integration

**In-app purchases:** none


### OziNotes

[App page](https://appshunter.io/ios/app/ozinotes-write-what-matters/id6749676891)

Capture thoughts, ideas, tasks, and memories with a clean and intuitive note-taking app. Organize with custom categories, set reminders, and secure private notes with a passcode. Enjoy a distraction-free, privacy-first experience with no data collection.

**Highlights:** Rich formatting tools, Hand drawing and image insertion, Customizable categories, Reminders and calendar view, Password lock for privacy, Distraction-free interface

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is ProseKey AI free?

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

### Is OziNotes free?

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

### Do ProseKey AI or OziNotes have ads?

Neither ProseKey AI nor OziNotes shows ads.

### Which is updated more often, ProseKey AI or OziNotes?

ProseKey AI ships an update fortnightly, and OziNotes every 4 days. Most recently, ProseKey AI was updated on October 7, 2026 and OziNotes on October 22, 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.*