# Digi vs RadX EV

The clearest difference is in-app purchases: RadX EV at none against Digi's 2. RadX EV also leads on update cadence (every 2 months vs every 20 months). Digi's advantage is ads (none vs shown) and iOS requirement (12.0 vs 17.5). On price and device support there is nothing between them.

Both are free to download. Digi sells 2 one-off in-app purchases. RadX EV asks for nothing beyond the download.

Digi ships an update every 20 months, RadX EV every 2 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Digi | RadX EV |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 20 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 155 MB | 73 MB |
| Requires iOS | **12.0** | 17.5 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Moptil Ltd](https://appshunter.io/developer/1122120948) | [Vega Charging](https://appshunter.io/developer/1801690656) |

## What reviewers say

### Digi

[App page](https://appshunter.io/ios/app/digi-past-knossos/id1507150599)

Explore ancient Knossos palace with a virtual 3D reconstruction based on archaeological evidence. Immerse yourself in corridors, halls, and witness animations like a bull leaping show.

**Highlights:** Virtual 3D reconstruction of Knossos palace, Based on archaeological evidence, Exploration of halls and rooms, 3D and 360 animations, Bull leaping show simulation

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Digi-Past Knossos Full Content | $13.99 | one-time |
| Knossos Test Product | $13.99 | one-time |


### RadX EV

[App page](https://appshunter.io/ios/app/radx-ev/id6745518037)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Digi free?

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

### Is RadX EV free?

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

### Do Digi or RadX EV have ads?

RadX EV shows ads; Digi does not.

### Which is updated more often, Digi or RadX EV?

Digi ships an update every 20 months, and RadX EV every 2 months. Most recently, Digi was updated on November 3, 2026 and RadX EV 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.*