# FITSystem vs Physera

The clearest difference is iOS requirement: FITSystem at 17.6 against Physera's 26.5. On price, update cadence, 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.

FITSystem ships an update fortnightly, Physera monthly. The most recent releases landed on October 10, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | FITSystem | Physera |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/fitsystem/id6747683029/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free | — |
| Size | 33 MB | 128 MB |
| Requires iOS | **17.6** | 26.5 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [NuRelm, Inc.](https://appshunter.io/developer/1133984813) | [MICHAEL STEPHEN MALEC](https://appshunter.io/developer/6790032622) |

## What reviewers say

### FITSystem

[App page](https://appshunter.io/ios/app/fitsystem/id6747683029)

This mobile application is designed for a specific research study, requiring specialized hardware for use. It is intended for participants involved in the NIH-funded research project.

**Highlights:** Research study participation, Requires specialized hardware, NIH-funded project integration

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

**In-app purchases:** none


### Physera

[App page](https://appshunter.io/ios/app/physera/id6790032620)

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

**In-app purchases:** none


## Frequently asked questions

### Is FITSystem free?

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

### Is Physera free?

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

### Do FITSystem or Physera have ads?

Neither FITSystem nor Physera shows ads.

### Which is updated more often, FITSystem or Physera?

FITSystem ships an update fortnightly, and Physera monthly. Most recently, FITSystem was updated on October 10, 2026 and Physera on October 14, 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.*