# d20 3D vs CalcStak

The clearest difference is in-app purchases: d20 3D at none against CalcStak's 1. d20 3D also leads on device support (3 vs 1) and iOS requirement (6.0 vs 17.0). On price and ads there is nothing between them.

Both are free to download. CalcStak sells 1 one-off in-app purchase. d20 3D asks for nothing beyond the download.

## The numbers

| Metric | d20 3D | CalcStak |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/d20-3d/id1001800672/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Monetization | Free | — |
| Size | 93 MB | 1 MB |
| Requires iOS | **6.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Technospirits](https://appshunter.io/developer/379836863) | [JOEL ANDREW ROSINBUM](https://appshunter.io/developer/1896305700) |

## What reviewers say

### d20 3D

[App page](https://appshunter.io/ios/app/d20-3d/id1001800672)

Simulate realistic dice rolls with impressive 3D graphics. This app allows you to roll multiple dice simultaneously and automatically calculates the total, enhancing tabletop gaming experiences without the need for physical dice.

**Highlights:** Realistic 3D dice rolling, Support for d4, d6, d8, d10, d12, d20, Roll up to 10 of each dice type, Integer modifier for rolls, Automatic addition of dice totals

**Features:** macOS Compatibility

**In-app purchases:** none


### CalcStak

[App page](https://appshunter.io/ios/app/calcstak/id6766592809)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Scientific Functions | $2.99 | one-time |


## Frequently asked questions

### Is d20 3D free?

d20 3D is free to download, with no in-app purchases.

### Is CalcStak free?

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

### Do d20 3D or CalcStak have ads?

Neither d20 3D nor CalcStak shows ads.

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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.*