# iTurbo vs Proverbs & Sayings Master Pro

The clearest difference is monetization model: iTurbo at free against Proverbs & Sayings Master Pro's paid. Proverbs & Sayings Master Pro's advantage is update cadence (every 3 months vs every 54 months) and ratings volume (4 vs 1). On price, rating, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

On the App Store both sit at effectively the same score — 5.0 for iTurbo against 5.0 for Proverbs & Sayings Master Pro. Both are backed by a comparable volume of ratings — 1 and 4 respectively.

iTurbo ships an update every 54 months, Proverbs & Sayings Master Pro every 3 months. The most recent releases landed on June 24, 2026 and September 8, 2026 respectively.

## The numbers

| Metric | iTurbo | Proverbs & Sayings Master Pro |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/iturbo/id314368331/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/proverbs-and-sayings-master-pro/id1439013526/reviews) |
| Number of ratings | 1 | **4** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 54 months | **Every 3 months** |
| Monetization | **Free** | Paid |
| Size | 2 MB | 44 MB |
| Requires iOS | 18.0 | **15.6** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Torbjorn Sjogren](https://appshunter.io/developer/313743954) | [Imanol Fernandez Gorostizaga](https://appshunter.io/developer/313095639) |

## What reviewers say

### iTurbo

[App page](https://appshunter.io/ios/app/iturbo/id314368331)

This app simulates fluid dynamics by solving Navier-Stokes equations for 2D incompressible turbulence. It uses a direct numerical simulation method with Euler time stepping and Fourier space calculations for efficiency.

**Highlights:** Direct Numerical Simulation (DNS), Navier-Stokes equation solver, 2D incompressible turbulence, Euler time stepping, Fourier space calculations, Vorticity field transformation

**Features:** macOS Compatibility

**In-app purchases:** none


### Proverbs & Sayings Master Pro

[App page](https://appshunter.io/ios/app/proverbs-and-sayings-master-pro/id1439013526)

This educational game helps users learn English proverbs and grammar by unscrambling words to form correct sentences. It offers a fun and engaging way to improve vocabulary and sentence structure for learners of all levels. Compete with others globally or with friends through online multiplayer modes.

**Highlights:** Learn English proverbs and grammar, Word unscrambling gameplay, Time penalties for errors, Scoring based on speed and accuracy, Online multiplayer mode, GameCenter integration, Over 1000 proverbs

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

**In-app purchases:** none


## Frequently asked questions

### Is iTurbo free?

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

### Is Proverbs & Sayings Master Pro free?

Proverbs & Sayings Master Pro is free to download, with no in-app purchases.

### Which has better reviews, iTurbo or Proverbs & Sayings Master Pro?

iTurbo and Proverbs & Sayings Master Pro are both rated 5.0 out of 5 on the App Store, from 1 and 4 ratings respectively.

### Do iTurbo or Proverbs & Sayings Master Pro have ads?

Neither iTurbo nor Proverbs & Sayings Master Pro shows ads.

### Which is updated more often, iTurbo or Proverbs & Sayings Master Pro?

iTurbo ships an update every 54 months, and Proverbs & Sayings Master Pro every 3 months. Most recently, iTurbo was updated on June 24, 2026 and Proverbs & Sayings Master Pro on September 8, 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.*