# SZOS vs Lenyes Fit

The clearest difference is rating: Lenyes Fit at 3.3 against SZOS's 2.8. Lenyes Fit also leads on ads (none vs shown) and monetization model (free vs ad-supported). SZOS's advantage is update cadence (every 3 weeks vs every 6 months) and ratings volume (105 vs 13). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Lenyes Fit holds the better App Store score, 3.3 against 2.8. That said, the two scores are not equally well evidenced: SZOS has 105 ratings behind it against 13, so its average is the more settled of the two.

SZOS ships an update every 3 weeks, Lenyes Fit every 6 months. The most recent releases landed on October 22, 2026 and October 23, 2026 respectively.

## The numbers

| Metric | SZOS | Lenyes Fit |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.8 (105 ratings)](https://appshunter.io/ios/app/szos/id1543848875/reviews) | **[3.3 (13 ratings)](https://appshunter.io/ios/app/lenyes-fit/id6451010431/reviews)** |
| Number of ratings | **105** | 13 |
| Positive reviews | 5.3% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 3 weeks** | Every 6 months |
| Monetization | Ad-supported | **Free** |
| Size | 70 MB | 381 MB |
| Requires iOS | 13.0 | 13 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [晟 谷](https://appshunter.io/developer/1543671031) | [Shenzhen Xinzhiyue Technology Co.Ltd.](https://appshunter.io/developer/1738746664) |

## What reviewers say

### SZOS

[App page](https://appshunter.io/ios/app/szos/id1543848875)

This app syncs with a smart watch to track your daily activity, including steps, heart rate, and sleep patterns. It provides insights into your health and fitness metrics.

**Highlights:** Step tracking, Heart rate monitoring, Sleep analysis, Syncs with smart watch, Activity mode

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

**In-app purchases:** none


### Lenyes Fit

[App page](https://appshunter.io/ios/app/lenyes-fit/id6451010431)

This app syncs your smartwatch data, including steps, calories, and sleep, with an intuitive interface. It also pushes phone notifications to your watch and allows for watch configuration like alarms and weather updates.

**Highlights:** Sync steps, calories, mileage, and sleep, Display exercise records intuitively, Push incoming calls and SMS to watch, Configure sedentary alerts and alarms, Sync weather and AGPS files, Integrates with Apple Health

**In-app purchases:** none


## Frequently asked questions

### Is SZOS free?

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

### Is Lenyes Fit free?

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

### Which has better reviews, SZOS or Lenyes Fit?

Lenyes Fit is rated higher. SZOS averages 2.8 out of 5 from 105 ratings, while Lenyes Fit averages 3.3 from 13 ratings.

### Do SZOS or Lenyes Fit have ads?

SZOS shows ads; Lenyes Fit does not.

### Which is updated more often, SZOS or Lenyes Fit?

SZOS ships an update every 3 weeks, and Lenyes Fit every 6 months. Most recently, SZOS was updated on October 22, 2026 and Lenyes Fit on October 23, 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.*