# SmartPIV vs Airfoil Design

The clearest difference is rating: SmartPIV at 5.0 against Airfoil Design's 3.9. SmartPIV also leads on iOS requirement (13.0 vs 16.0). Airfoil Design's advantage is update cadence (every 10 days vs every 7 months) and ratings volume (19 vs 2). On price, ads, in-app purchases and monetization model there is nothing between them.

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

SmartPIV holds the better App Store score, 5.0 against 3.9. That said, the two scores are not equally well evidenced: Airfoil Design has 19 ratings behind it against 2, so its average is the more settled of the two.

SmartPIV ships an update every 7 months, Airfoil Design every 10 days. Both last shipped on November 3, 2026.

## The numbers

| Metric | SmartPIV | Airfoil Design |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/smartpiv/id1471308387/reviews)** | [3.9 (19 ratings)](https://appshunter.io/ios/app/airfoil-design/id6444901600/reviews) |
| Number of ratings | 2 | **19** |
| Positive reviews | — | 62.5% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 10 days** |
| Monetization | Free | Free |
| Size | 35 MB | 122 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Patrick Maeder](https://appshunter.io/developer/1122594621) | [Charles Bilodeau-Berube](https://appshunter.io/developer/1657784873) |

## What reviewers say

### SmartPIV

[App page](https://appshunter.io/ios/app/smartpiv/id1471308387)

This application allows users to determine flow velocity in a PIV setup, replacing traditional camera and analysis software. It visually displays current analysis results through velocity vectors for easy understanding of flow development. Designed to be simple, mobile, and convenient, it offers a low-cost and intuitive alternative for hands-on training.

**Highlights:** Determine flow velocity in PIV setups, Visualize flow with velocity vectors, Replaces traditional camera and analysis software, Low-cost and intuitive application, Mobile and convenient for hands-on training

**Features:** macOS Compatibility

**In-app purchases:** none


### Airfoil Design

[App page](https://appshunter.io/ios/app/airfoil-design/id6444901600)

This application allows users to design and analyze aircraft wing sections using advanced numeric methods and CFD simulations. It offers tools for creating custom airfoil geometries, real-time aerodynamic analysis, and importing existing designs.

**Highlights:** NACA airfoil generation, Real-time aerodynamic analysis, Airfoil import from database, Custom mesh generation, CFD simulation engine, Streamlines and CP vector visualization

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SmartPIV free?

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

### Is Airfoil Design free?

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

### Which has better reviews, SmartPIV or Airfoil Design?

SmartPIV is rated higher. SmartPIV averages 5.0 out of 5 from 2 ratings, while Airfoil Design averages 3.9 from 19 ratings.

### Do SmartPIV or Airfoil Design have ads?

Neither SmartPIV nor Airfoil Design shows ads.

### Which is updated more often, SmartPIV or Airfoil Design?

SmartPIV ships an update every 7 months, and Airfoil Design every 10 days. Most recently, SmartPIV was updated on November 3, 2026 and Airfoil Design on November 3, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*