# Fitsynchronizer vs Enso Thermo

The clearest difference is price: Fitsynchronizer at Free against Enso Thermo's $3.99. Fitsynchronizer also leads on iOS requirement (15.0 vs 17.2). Enso Thermo's advantage is ads (none vs shown). On update cadence, in-app purchases and device support there is nothing between them.

Fitsynchronizer is free to download; Enso Thermo costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Fitsynchronizer ships an update every 2 months, Enso Thermo monthly. The most recent releases landed on September 10, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Fitsynchronizer | Enso Thermo |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/fitsynchronizer/id6447212554/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Ad-supported | — |
| Size | 29 MB | 1 MB |
| Requires iOS | **15.0** | 17.2 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 17+ | 4+ |
| Developer | [Matthieu Boivineau](https://appshunter.io/developer/1680598818) | [Thomas Kraits United Kingdom Limited](https://appshunter.io/developer/1627836916) |

## What reviewers say

### Fitsynchronizer

[App page](https://appshunter.io/ios/app/fitsynchronizer/id6447212554)

Effortlessly transfer your Fitbit data to the Health app with a single click. Sync past data over a specified period, including weight, body fat, steps, distance, and calories. This app helps consolidate your health metrics.

**Highlights:** Sync Fitbit data to Health app, Transfer weight and body composition, Synchronize step count and distance, Import historical data, Sync calories burned

**Features:** macOS Compatibility

**In-app purchases:** none


### Enso Thermo

[App page](https://appshunter.io/ios/app/enso-thermo-sauna-tracker/id6478459885)

**In-app purchases:** none


## Frequently asked questions

### Is Fitsynchronizer free?

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

### Is Enso Thermo free?

Enso Thermo costs $3.99, with no in-app purchases.

### Do Fitsynchronizer or Enso Thermo have ads?

Fitsynchronizer shows ads; Enso Thermo does not.

### Which is updated more often, Fitsynchronizer or Enso Thermo?

Fitsynchronizer ships an update every 2 months, and Enso Thermo monthly. Most recently, Fitsynchronizer was updated on September 10, 2026 and Enso Thermo on September 30, 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.*