# NetGym App vs ClassBuzz

NetGym App and ClassBuzz both sit at 4.2 stars, but that hides the real split: 57% of NetGym App's written reviews are positive against 36% of ClassBuzz's. NetGym App also leads on update cadence (every 8 days vs every 5 weeks) and device support (3 vs 1). ClassBuzz's advantage is ratings volume (63 vs 6). On price, rating, 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.

On the App Store both sit at effectively the same score — 4.2 for NetGym App against 4.1 for ClassBuzz. That said, the two scores are not equally well evidenced: ClassBuzz has 63 ratings behind it against 6, so its average is the more settled of the two. Written reviews are what separate them: 57% of NetGym App's written reviews are positive against 36% of ClassBuzz's.

NetGym App ships an update every 8 days, ClassBuzz every 5 weeks. The most recent releases landed on August 19, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | NetGym App | ClassBuzz |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (6 ratings)](https://appshunter.io/ios/app/netgym-app/id1001008465/reviews)** | [4.1 (63 ratings)](https://appshunter.io/ios/app/classbuzz/id1443007251/reviews) |
| Number of ratings | 6 | **63** |
| Positive reviews | **57.1% of reviews** | 36.4% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 5 weeks |
| Monetization | Free | Free |
| Size | 61 MB | 53 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [NetGym Corp.](https://appshunter.io/developer/1001008464) | [Zumba Fitness](https://appshunter.io/developer/628664480) |

## What reviewers say

### NetGym App

[App page](https://appshunter.io/ios/app/netgym-app/id1001008465)

This app simplifies scheduling and communication for fitness professionals. It helps instructors manage class substitutions and allows managers to streamline staff collaboration and gain insights into team communication.

**Highlights:** Streamline sub request process, Foster internal community, Improve member experience, Reduce time managing sub communication, Visibility into sub communication, Easily send and receive substitution requests, Automated sub reminders

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

**In-app purchases:** none


### ClassBuzz

[App page](https://appshunter.io/ios/app/classbuzz/id1443007251)

Create and personalize social media content to promote yourself and your Zumba classes. Access exclusive Zumba-branded assets like images, videos, and animations to design engaging posts.

**Highlights:** Personalize social media content, Exclusive Zumba-branded assets, Template-based post creation, Customizable posts with text and stickers, Direct social media sharing

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is NetGym App free?

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

### Is ClassBuzz free?

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

### Which has better reviews, NetGym App or ClassBuzz?

NetGym App is rated higher. NetGym App averages 4.2 out of 5 from 6 ratings, while ClassBuzz averages 4.1 from 63 ratings.

### Do NetGym App or ClassBuzz have ads?

Neither NetGym App nor ClassBuzz shows ads.

### Which is updated more often, NetGym App or ClassBuzz?

NetGym App ships an update every 8 days, and ClassBuzz every 5 weeks. Most recently, NetGym App was updated on August 19, 2026 and ClassBuzz on September 20, 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.*