# Sole Dynamix vs Fits Perfect Orthotics

The clearest difference is update cadence: Fits Perfect Orthotics at every 6 weeks against Sole Dynamix's every 3 months. Sole Dynamix's advantage is device support (3 vs 1) and iOS requirement (15.0 vs 18.1). On price, 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.

Sole Dynamix ships an update every 3 months, Fits Perfect Orthotics every 6 weeks. The most recent releases landed on October 27, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Sole Dynamix | Fits Perfect Orthotics |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/fits-perfect-orthotics/id6449161751/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 75.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 6 weeks** |
| Monetization | — | Free |
| Size | 129 MB | 195 MB |
| Requires iOS | **15.0** | 18.1 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [TechMed 3D](https://appshunter.io/developer/964196047) | [FITS AMERICA, LLC](https://appshunter.io/developer/1687867464) |

## What reviewers say

### Sole Dynamix

[App page](https://appshunter.io/ios/app/sole-dynamix/id6444317946)

**Features:** macOS Compatibility

**In-app purchases:** none


### Fits Perfect Orthotics

[App page](https://appshunter.io/ios/app/fits-perfect-orthotics/id6449161751)

Capture your feet in 3D for custom-made orthotics. Analyze your gait with AI and personalize your insoles for comfort, pain relief, or sports performance. Skip doctor visits and save money with convenient, custom-fit solutions.

**Highlights:** 3D foot scanning, Custom orthotic design, AI gait analysis, Personalized color options, Medical professional review (optional), Sports performance enhancement

**In-app purchases:** none


## Frequently asked questions

### Is Sole Dynamix free?

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

### Is Fits Perfect Orthotics free?

Fits Perfect Orthotics is free to download, with no in-app purchases.

### Do Sole Dynamix or Fits Perfect Orthotics have ads?

Neither Sole Dynamix nor Fits Perfect Orthotics shows ads.

### Which is updated more often, Sole Dynamix or Fits Perfect Orthotics?

Sole Dynamix ships an update every 3 months, and Fits Perfect Orthotics every 6 weeks. Most recently, Sole Dynamix was updated on October 27, 2026 and Fits Perfect Orthotics 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.*