# Formula D/De Roller vs Dized

The clearest difference is price: Dized at Free against Formula D/De Roller's $0.99. Dized also leads on rating (4.6 vs 3.0) and update cadence (every 2 months vs every 43 months). Formula D/De Roller's advantage is in-app purchases (none vs 10) and review sentiment (50% vs 40%). On ads and device support there is nothing between them.

Dized is free to download; Formula D/De Roller costs $0.99 up front. Dized sells 10 in-app purchases, starting at $2.99 per month. Formula D/De Roller asks for nothing beyond the download.

Dized holds the better App Store score, 4.6 against 3.0. That said, the two scores are not equally well evidenced: Dized has 328 ratings behind it against 1, so its average is the more settled of the two. Written reviews complicate that: 50% of Formula D/De Roller's written reviews are positive against 40% of Dized's, so the app with the better star average is not the one people write more warmly about.

Formula D/De Roller ships an update every 43 months, Dized every 2 months. The most recent releases landed on November 1, 2026 and November 2, 2026 respectively.

## The numbers

| Metric | Formula D/De Roller | Dized |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | [3.0 (1 ratings)](https://appshunter.io/ios/app/formula-dde-roller/id505807417/reviews) | **[4.6 (328 ratings)](https://appshunter.io/ios/app/dized-board-game-companion/id1041701520/reviews)** |
| Number of ratings | 1 | **328** |
| Positive reviews | **50.0% of reviews** | 40.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 43 months | **Every 2 months** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 4 MB | 240 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Erik A. Dewey](https://appshunter.io/developer/404937838) | [Playmore Games](https://appshunter.io/developer/957910860) |

## What reviewers say

### Formula D/De Roller

[App page](https://appshunter.io/ios/app/formula-dde-roller/id505807417)

This app provides a digital collection of dice for tabletop role-playing games. It accurately simulates the probability of each die roll, offering a convenient way to generate random outcomes.

**Highlights:** Digital dice collection, Accurate probability simulation, Convenient dice rolling, Tabletop game utility

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

**In-app purchases:** none


### Dized

[App page](https://appshunter.io/ios/app/dized-board-game-companion/id1041701520)

Learn to play tabletop games with interactive tutorials and searchable rules. Skip the rulebook and jump straight into the fun with guidance that adapts as you play. Access publisher-approved rules and FAQs for a smooth gaming experience.

**Highlights:** Interactive game tutorials, Searchable game rules, Publisher-approved content, In-game rule lookup, FAQ section

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dized+ Monthly | $2.99 | per month |
| Dized+ Yearly | $24.99 | per year |
| Level 1 Game Tutorial | $0.99 | one-time |
| Level 2 Game Tutorial | $1.99 | one-time |
| Level 4 Game Content | $3.99 | one-time |
| Level 5 Game Tutorial | $4.99 | one-time |
| Level 6 Game Content | $5.99 | one-time |
| Level 7 Game Content | $6.99 | one-time |
| Level 8 Game Content | $7.99 | one-time |
| Level 9 Game Content | $8.99 | one-time |

**What reviewers like**

- 🚀 Excellent tutorials
- 👍 Helpful for learning new games
- 👍 Great companion app for board games
- 👍 Intuitive and easy to use
- 👍 Surprisingly good

**What reviewers complain about**

- 🐛 Frequent crashes and bugs
- 🔍 Limited game selection
- 💸 Intrusive ads
- 🤖 Poor voice acting and robotic narration
- 🤔 Clunky and unintuitive UI

**Reported bugs**

- Tutorials not working or crashing
- Inability to select number of players
- Incorrect or incomplete tutorial content
- Upside down orientation on tablets
- Login and registration issues

**Requested features**

- More game tutorials in multiple languages
- Ability to search for specific games
- Option to remove ads or get a premium version
- Improved compatibility across devices
- Better integration with physical game components


## Frequently asked questions

### Is Formula D/De Roller free?

Formula D/De Roller costs $0.99, with no in-app purchases.

### Is Dized free?

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

### Which has better reviews, Formula D/De Roller or Dized?

Dized is rated higher. Formula D/De Roller averages 3.0 out of 5 from 1 ratings, while Dized averages 4.6 from 328 ratings.

### Do Formula D/De Roller or Dized have ads?

Neither Formula D/De Roller nor Dized shows ads.

### Which is updated more often, Formula D/De Roller or Dized?

Formula D/De Roller ships an update every 43 months, and Dized every 2 months. Most recently, Formula D/De Roller was updated on November 1, 2026 and Dized on November 2, 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.*