# PK vs DV Numerus

The clearest difference is price: DV Numerus at $79.99 against PK's $99.99. PK's advantage is in-app purchases (none vs 2) and iOS requirement (16.0 vs 18.2). On update cadence, ads and device support there is nothing between them.

PK costs $99.99 and DV Numerus $79.99 up front. DV Numerus sells 2 one-off in-app purchases. PK asks for nothing beyond the download.

PK ships an update every 2 months, DV Numerus every 5 weeks. The most recent releases landed on September 16, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | PK | DV Numerus |
| --- | --- | --- |
| Price | $99.99 | **$79.99** |
| 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 | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Paid | — |
| Size | 16 MB | 7 MB |
| Requires iOS | **16.0** | 18.2 |
| Devices | iPhone | **iPhone, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Nelson Suarez Arteaga](https://appshunter.io/developer/1692733605) | [Marc Super](https://appshunter.io/developer/1792449328) |

## What reviewers say

### 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


### DV Numerus

[App page](https://appshunter.io/ios/app/dv-numerus/id6743944866)

**Features:** Apple Watch app

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Apple Watch Peek | $17.99 | one-time |
| Motherboard Integration | $49.99 | one-time |


## Frequently asked questions

### Is PK free?

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

### Is DV Numerus free?

DV Numerus costs $79.99, and also offers in-app purchases.

### Do PK or DV Numerus have ads?

Neither PK nor DV Numerus shows ads.

### Which is updated more often, PK or DV Numerus?

PK ships an update every 2 months, and DV Numerus every 5 weeks. Most recently, PK was updated on September 16, 2026 and DV Numerus on September 18, 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.*