# FORMULA.PRO фитнес vs Sun Gym

The clearest difference is rating: FORMULA.PRO фитнес at 5.0 against Sun Gym's 1.0. FORMULA.PRO фитнес also leads on update cadence (every 4 months vs every 12 months) and ratings volume (4 vs 1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

FORMULA.PRO фитнес holds the better App Store score, 5.0 against 1.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

FORMULA.PRO фитнес ships an update every 4 months, Sun Gym every 12 months. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | FORMULA.PRO фитнес | Sun Gym |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/formulapro/id1438864895/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/sun-gym/id6752284465/reviews) |
| Number of ratings | **4** | 1 |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 12 months |
| Monetization | Free | Free |
| Size | 59 MB | 49 MB |
| Requires iOS | **15.0** | 15.1 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [FORMULA, OOO](https://appshunter.io/developer/1581109990) | [Vasiliy Suvorov](https://appshunter.io/developer/1612668132) |

## What reviewers say

### FORMULA.PRO фитнес

[App page](https://appshunter.io/ios/app/formulapro/id1438864895)

Manage your fitness club experience with this official app. Stay updated on news, schedules, and special offers. Book classes, track progress, and engage with loyalty programs.

**Highlights:** Club news and updates, Class schedule management, Online service payment, Group class booking, Progress tracking, Loyalty program participation

**Features:** macOS Compatibility

**In-app purchases:** none


### Sun Gym

[App page](https://appshunter.io/ios/app/sun-gym/id6752284465)

This app allows fitness club and sports studio clients to view schedules, book group classes, and track membership expiry. Receive timely reminders for upcoming sessions.

**Highlights:** View workout schedules, Book group classes, Receive training reminders, Track membership validity, Manage fitness services

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

**In-app purchases:** none


## Frequently asked questions

### Is FORMULA.PRO фитнес free?

FORMULA.PRO фитнес is free to download, with no in-app purchases.

### Is Sun Gym free?

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

### Which has better reviews, FORMULA.PRO фитнес or Sun Gym?

FORMULA.PRO фитнес is rated higher. FORMULA.PRO фитнес averages 5.0 out of 5 from 4 ratings, while Sun Gym averages 1.0 from 1 ratings.

### Do FORMULA.PRO фитнес or Sun Gym have ads?

Neither FORMULA.PRO фитнес nor Sun Gym shows ads.

### Which is updated more often, FORMULA.PRO фитнес or Sun Gym?

FORMULA.PRO фитнес ships an update every 4 months, and Sun Gym every 12 months. Most recently, FORMULA.PRO фитнес was updated on November 2, 2026 and Sun Gym on October 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.*