# Galaxy3D vs dnCalc

The clearest difference is price: dnCalc at Free against Galaxy3D's $1.99. dnCalc also leads on update cadence (fortnightly vs every 38 months) and iOS requirement (11.0 vs 14.0). On review sentiment, ads, in-app purchases and device support there is nothing between them.

dnCalc is free to download; Galaxy3D costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Galaxy3D ships an update every 38 months, dnCalc fortnightly. The most recent releases landed on October 4, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Galaxy3D | dnCalc |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/galaxy3d/id1062059721/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 38 months | **Fortnightly** |
| Monetization | Paid | **Free** |
| Size | 2 MB | 15 MB |
| Requires iOS | 14.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ivan Cerra de Castro](https://appshunter.io/developer/321270638) | [Devious-Monkey](https://appshunter.io/developer/388388527) |

## What reviewers say

### Galaxy3D

[App page](https://appshunter.io/ios/app/galaxy3d/id1062059721)

Relive classic arcade space shooter experiences in a 3D environment. Pilot your ship, destroy waves of alien enemies, and survive the onslaught. Simple tap and slide controls make for intuitive gameplay.

**Highlights:** 3D arcade space shooter, Classic gameplay revival, Destroy alien waves, Simple tap and slide controls, Single missile on screen

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

**In-app purchases:** none


### 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


## Frequently asked questions

### Is Galaxy3D free?

Galaxy3D costs $1.99, with no in-app purchases.

### Is dnCalc free?

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

### Do Galaxy3D or dnCalc have ads?

Neither Galaxy3D nor dnCalc shows ads.

### Which is updated more often, Galaxy3D or dnCalc?

Galaxy3D ships an update every 38 months, and dnCalc fortnightly. Most recently, Galaxy3D was updated on October 4, 2026 and dnCalc on October 13, 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.*