# dnCalc vs VRTX

The clearest difference is in-app purchases: dnCalc at none against VRTX's 10. dnCalc also leads on iOS requirement (11.0 vs 16.6). On price, review sentiment, update cadence and ads there is nothing between them.

Both are free to download. VRTX sells 10 one-off in-app purchases. dnCalc asks for nothing beyond the download.

dnCalc ships an update fortnightly, VRTX every 3 weeks. The most recent releases landed on November 11, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | dnCalc | VRTX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/vrtx/id6738747388/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | **Free** | Free with in-app purchases |
| Size | 15 MB | 99 MB |
| Requires iOS | **11.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Devious-Monkey](https://appshunter.io/developer/388388527) | [Guillaume Bellut](https://appshunter.io/developer/817442888) |

## What reviewers say

### dnCalc

[App page](https://appshunter.io/ios/app/dncalc/id1309683648)

Perform amazing mathematical "experiences" to impress friends and colleagues. This app allows you to reveal secret numbers, ages, zodiac signs, and more, all without touching a calculator. It's easy to use, requires no memorization, and can be done with your eyes closed.

**Highlights:** Reveal secret numbers, Peek at ages and zodiac signs, Calculate birth day of week, Create custom formulas, Works offline, Up to 5 participants

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

**In-app purchases:** none


### VRTX

[App page](https://appshunter.io/ios/app/vrtx/id6738747388)

This tool instantly generates acrostics for any word, perfect for creating unique storytelling routines in magic tricks. It offers easy export options and integrates with other magic applications for advanced functionality.

**Highlights:** Instant acrostic generation, Creative storytelling routines, Easy export to notes or sharing, Seamless API integration with magic apps, Dice-controlled acrostic selection, Expanded dictionary options

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dizionario delle destinazioni | Free | one-time |
| Dicionário de Destino | Free | one-time |
| Dizionario dei marchi | $4.99 | one-time |
| Dizionario degli animali | $4.99 | one-time |
| Dizionario degli oggetti | $4.99 | one-time |
| Dicionário de Objetos | $4.99 | one-time |
| Woordenboek van beroemdheden | $4.99 | one-time |
| Dicionário de nomes | $4.99 | one-time |
| Dicionário de celebridades | $4.99 | one-time |
| Full Version | $134.99 | one-time |


## Frequently asked questions

### Is dnCalc free?

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

### Is VRTX free?

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

### Do dnCalc or VRTX have ads?

Neither dnCalc nor VRTX shows ads.

### Which is updated more often, dnCalc or VRTX?

dnCalc ships an update fortnightly, and VRTX every 3 weeks. Most recently, dnCalc was updated on November 11, 2026 and VRTX on October 30, 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.*