# NoteifyApp vs PK

The clearest difference is price: NoteifyApp at Free against PK's $99.99. NoteifyApp also leads on update cadence (every 6 days vs every 2 months). PK's advantage is in-app purchases (none vs 1). On ads, device support and iOS requirement there is nothing between them.

NoteifyApp is free to download; PK costs $99.99 up front. NoteifyApp sells 1 one-off in-app purchase. PK asks for nothing beyond the download.

NoteifyApp ships an update every 6 days, PK every 2 months. The most recent releases landed on October 14, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | NoteifyApp | PK |
| --- | --- | --- |
| Price | **Free** | $99.99 |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pk-ink-pro/id6717616357/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 2 months |
| Monetization | — | Paid |
| Size | 43 MB | 16 MB |
| Requires iOS | 16.0 | 16.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Pratik Shirsat](https://appshunter.io/developer/1768491718) | [Nelson Suarez Arteaga](https://appshunter.io/developer/1692733605) |

## What reviewers say

### NoteifyApp

[App page](https://appshunter.io/ios/app/noteifyapp/id6683305707)

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Noteify | $309.00 | one-time |


### PK

[App page](https://appshunter.io/ios/app/pk-ink-pro/id6717616357)

Create a paranormal illusion by magically moving permanent ink on your mobile screen. Spectators choose ink placement and color, and you control the movement remotely or with hand gestures. Offers multiple finales and can integrate with other magic apps for advanced effects.

**Highlights:** Spectator-chosen ink placement, Customizable marker colors and designs, Remote control and hand-gesture recognition, Multiple powerful finales, Offline functionality, Integration with other magic apps

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

**In-app purchases:** none


## Frequently asked questions

### Is NoteifyApp free?

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

### Is PK free?

PK costs $99.99, with no in-app purchases.

### Do NoteifyApp or PK have ads?

Neither NoteifyApp nor PK shows ads.

### Which is updated more often, NoteifyApp or PK?

NoteifyApp ships an update every 6 days, and PK every 2 months. Most recently, NoteifyApp was updated on October 14, 2026 and PK on October 3, 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.*