# iSmorfia vs Lotto Engine 2D

The clearest difference is rating: Lotto Engine 2D at 4.7 against iSmorfia's 3.0. Lotto Engine 2D also leads on review sentiment (100% vs 63%) and update cadence (every 5 weeks vs every 5 months). iSmorfia's advantage is in-app purchases (none vs 1). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Lotto Engine 2D sells 1 one-off in-app purchase. iSmorfia asks for nothing beyond the download.

Lotto Engine 2D holds the better App Store score, 4.7 against 3.0. That said, the two scores are not equally well evidenced: Lotto Engine 2D has 15 ratings behind it against 2, so its average is the more settled of the two. Written reviews point the same way: 63% of iSmorfia's written reviews are positive against 100% of Lotto Engine 2D's.

iSmorfia ships an update every 5 months, Lotto Engine 2D every 5 weeks. The most recent releases landed on October 31, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | iSmorfia | Lotto Engine 2D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (2 ratings)](https://appshunter.io/ios/app/ismorfia/id320529962/reviews) | **[4.7 (15 ratings)](https://appshunter.io/ios/app/lotto-engine-2d/id1638054406/reviews)** |
| Number of ratings | 2 | **15** |
| Positive reviews | 62.5% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 5 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 23 MB | 17 MB |
| Requires iOS | **12.0** | 13.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 9+ | 4+ |
| Developer | [e-voluzione di F.M.Sacerdoti srl](https://appshunter.io/developer/314382526) | [何均 邓](https://appshunter.io/developer/1621073530) |

## What reviewers say

### iSmorfia

[App page](https://appshunter.io/ios/app/ismorfia/id320529962)

Explore the meanings of the 90 numbers used in Italian Bingo, rooted in Neapolitan culture. Hear pronunciations of numbers and their associated meanings in Neapolitan dialect. Contact support for any issues.

**Highlights:** Meaning of 90 Italian Bingo numbers, Neapolitan cultural interpretations, Audio pronunciation of numbers, Audio pronunciation of meanings, Neapolitan dialect audio

**Features:** macOS Compatibility

**In-app purchases:** none


### Lotto Engine 2D

[App page](https://appshunter.io/ios/app/lotto-engine-2d/id1638054406)

This app generates random numbers using a physics-based simulation of balls in a container. Personalize your experience by selecting favorite numbers and enjoy a fun, easy-to-use random number picker.

**Highlights:** Physics-based 2D/3D ball simulation, Random number generation, Customizable settings, Favorite number selection, Easy to use interface

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock All Features | $1.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 👍 Very good software
- 👍 Reliable and durable
- 👍 Conscientious and careful maintenance
- 👍 No advertising


## Frequently asked questions

### Is iSmorfia free?

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

### Is Lotto Engine 2D free?

Lotto Engine 2D is free to download, with in-app purchases available.

### Which has better reviews, iSmorfia or Lotto Engine 2D?

Lotto Engine 2D is rated higher. iSmorfia averages 3.0 out of 5 from 2 ratings, while Lotto Engine 2D averages 4.7 from 15 ratings.

### Do iSmorfia or Lotto Engine 2D have ads?

Neither iSmorfia nor Lotto Engine 2D shows ads.

### Which is updated more often, iSmorfia or Lotto Engine 2D?

iSmorfia ships an update every 5 months, and Lotto Engine 2D every 5 weeks. Most recently, iSmorfia was updated on October 31, 2026 and Lotto Engine 2D on November 3, 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.*