# Spivi.Connect vs X4 FIT

The clearest difference is review sentiment: X4 FIT at 100% against Spivi.Connect's 13%. X4 FIT also leads on rating (5.0 vs 3.4) and update cadence (every 3 weeks vs every 5 months). Spivi.Connect's advantage is monetization model (free vs free with in-app purchases) and device support (3 vs 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.

X4 FIT holds the better App Store score, 5.0 against 3.4. That said, the two scores are not equally well evidenced: X4 FIT has 222 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 13% of Spivi.Connect's written reviews are positive against 100% of X4 FIT's.

Spivi.Connect ships an update every 5 months, X4 FIT every 3 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | Spivi.Connect | X4 FIT |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.4 (5 ratings)](https://appshunter.io/ios/app/spiviconnect/id1594883234/reviews) | **[5.0 (222 ratings)](https://appshunter.io/ios/app/x4-fit/id6446330509/reviews)** |
| Number of ratings | 5 | **222** |
| Positive reviews | 12.5% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 6 MB | 38 MB |
| Requires iOS | **13.0** | 16.0 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Spivi](https://appshunter.io/developer/1202623142) | [X⁴, LLC](https://appshunter.io/developer/1535353521) |

## What reviewers say

### Spivi.Connect

[App page](https://appshunter.io/ios/app/spiviconnect/id1594883234)

This app uses Apple's Health Kit to measure your heart rate and stream it live to any Spivi system. It seamlessly integrates with Apple Health and automatically saves your workout data.

**Highlights:** Heart rate measurement, Live streaming to Spivi systems, Apple Health integration, Automatic workout saving, Activity App integration

**In-app purchases:** none


### X4 FIT

[App page](https://appshunter.io/ios/app/x4-fit/id6446330509)

This app facilitates booking and managing fitness classes at a boutique gym. It offers efficient, full-body functional workouts with on-screen demos and varied routines. Members can easily register, book classes, and purchase memberships or retail items.

**Highlights:** Coach-led group fitness classes, 50-minute full-body workouts, On-screen exercise demos, Constantly changing routines, Class booking for members, Membership and retail purchasing

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

**In-app purchases:** none


## Frequently asked questions

### Is Spivi.Connect free?

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

### Is X4 FIT free?

X4 FIT is free to download, with no in-app purchases.

### Which has better reviews, Spivi.Connect or X4 FIT?

X4 FIT is rated higher. Spivi.Connect averages 3.4 out of 5 from 5 ratings, while X4 FIT averages 5.0 from 222 ratings.

### Do Spivi.Connect or X4 FIT have ads?

Neither Spivi.Connect nor X4 FIT shows ads.

### Which is updated more often, Spivi.Connect or X4 FIT?

Spivi.Connect ships an update every 5 months, and X4 FIT every 3 weeks. Most recently, Spivi.Connect was updated on November 3, 2026 and X4 FIT 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.*