# Dubio vs Gravataxx

The clearest difference is price: Dubio at Free against Gravataxx's $0.99. Dubio also leads on ratings volume (14 vs 2). Gravataxx's advantage is in-app purchases (none vs 1) and iOS requirement (11.0 vs 13.0). On rating, ads and device support there is nothing between them.

Dubio is free to download; Gravataxx costs $0.99 up front. Dubio sells 1 one-off in-app purchase. Gravataxx asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Dubio against 5.0 for Gravataxx. That said, the two scores are not equally well evidenced: Dubio has 14 ratings behind it against 2, so its average is the more settled of the two.

## The numbers

| Metric | Dubio | Gravataxx |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | [5.0 (14 ratings)](https://appshunter.io/ios/app/dubio/id6737742990/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/gravataxx/id6776815371/reviews) |
| Number of ratings | **14** | 2 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 9 days | — |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 417 MB | 69 MB |
| Requires iOS | 13.0 | **11.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Kolenc B.V.](https://appshunter.io/developer/1777700926) | [Lucas Haley](https://appshunter.io/developer/474625709) |

## What reviewers say

### Dubio

[App page](https://appshunter.io/ios/app/dubio/id6737742990)

Navigate minimalist obstacle courses through clever planning and precise execution. Solve puzzles, bounce through levels, and discover hidden challenges in this unique platforming experience. Unlock the full game for more levels and mechanics.

**Highlights:** 100 puzzle levels, Minimalist platforming, Gravity switching mechanics, Visual trickery, Hidden secrets, Touch interaction design, Hint system

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Full Game Unlock | $2.99 | one-time |


### Gravataxx

[App page](https://appshunter.io/ios/app/gravataxx/id6776815371)

Experience a retro-inspired arcade game paying homage to early video game classics. Developed by a solo indie creator, this title offers simple, enjoyable gameplay. Purchasing the game directly supports independent game development.

**Highlights:** Retro arcade gameplay, Indie developer support, Simple fun mechanics, Classic video game tribute

**In-app purchases:** none


## Frequently asked questions

### Is Dubio free?

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

### Is Gravataxx free?

Gravataxx costs $0.99, with no in-app purchases.

### Which has better reviews, Dubio or Gravataxx?

Dubio and Gravataxx are both rated 5.0 out of 5 on the App Store, from 14 and 2 ratings respectively.

### Do Dubio or Gravataxx have ads?

Neither Dubio nor Gravataxx 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.*