# FitGrid Pro vs Sonder Studios

The clearest difference is review sentiment: Sonder Studios at 100% against FitGrid Pro's 0%. Sonder Studios also leads on rating (4.8 vs 3.6). FitGrid Pro's advantage is update cadence (every 2 months vs every 9 months). On price, ratings volume, 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.

Sonder Studios holds the better App Store score, 4.8 against 3.6. Both are backed by a comparable volume of ratings — 21 and 25 respectively. Written reviews point the same way: 0% of FitGrid Pro's written reviews are positive against 100% of Sonder Studios's.

FitGrid Pro ships an update every 2 months, Sonder Studios every 9 months. Both last shipped on October 24, 2026.

## The numbers

| Metric | FitGrid Pro | Sonder Studios |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.6 (21 ratings)](https://appshunter.io/ios/app/fitgrid-pro-for-instructors/id1209610909/reviews) | **[4.8 (25 ratings)](https://appshunter.io/ios/app/sonder-studios/id6754845159/reviews)** |
| Number of ratings | 21 | **25** |
| Positive reviews | 0.0% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 9 months |
| Monetization | Free | Free |
| Size | 48 MB | 55 MB |
| Requires iOS | 15.6 | **15.1** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 12+ | 4+ |
| Developer | [YourGuru](https://appshunter.io/developer/1204865342) | [Momence, Inc.](https://appshunter.io/developer/1577856011) |

## What reviewers say

### FitGrid Pro

[App page](https://appshunter.io/ios/app/fitgrid-pro-for-instructors/id1209610909)

This app helps fitness instructors connect with their clients, offering personalized communication and feedback. It provides insights to encourage client loyalty and repeat visits to studios.

**Highlights:** Personalized client communication, Actionable insights for instructors, Direct client feedback collection, Community engagement tools, Encourages client loyalty

**Features:** Vision Pro support

**In-app purchases:** none


### Sonder Studios

[App page](https://appshunter.io/ios/app/sonder-studios/id6754845159)

Manage your account, book classes, and stay connected with this studio. Easily message staff, view announcements, and access shared content. A convenient way to engage with your fitness community.

**Highlights:** Account management, Class and event booking, Direct messaging, Public feed for announcements, Content sharing

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

**In-app purchases:** none


## Frequently asked questions

### Is FitGrid Pro free?

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

### Is Sonder Studios free?

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

### Which has better reviews, FitGrid Pro or Sonder Studios?

Sonder Studios is rated higher. FitGrid Pro averages 3.6 out of 5 from 21 ratings, while Sonder Studios averages 4.8 from 25 ratings.

### Do FitGrid Pro or Sonder Studios have ads?

Neither FitGrid Pro nor Sonder Studios shows ads.

### Which is updated more often, FitGrid Pro or Sonder Studios?

FitGrid Pro ships an update every 2 months, and Sonder Studios every 9 months. Most recently, FitGrid Pro was updated on October 24, 2026 and Sonder Studios on October 24, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*