# [solidcore] vs Motion Study App

The clearest difference is ads: Motion Study App at none against [solidcore]'s shown. Motion Study App also leads on update cadence (every 9 days vs every 6 weeks). [solidcore]'s advantage is chart position (#193 vs unranked). 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.

[solidcore] ships an update every 6 weeks, Motion Study App every 9 days. The most recent releases landed on October 11, 2026 and October 6, 2026 respectively.

## The numbers

| Metric | [solidcore] | Motion Study App |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (29K ratings)](https://appshunter.io/ios/app/solidcore/id1452460311/reviews)** | — |
| Number of ratings | **29K** | — |
| Positive reviews | 21.1% of reviews | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 6 weeks | **Every 9 days** |
| Monetization | Free | — |
| Best chart rank | **#193** | — |
| Size | 43 MB | 97 MB |
| Requires iOS | **15.1** | 16.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [solidcore](https://appshunter.io/developer/1437422851) | [Motion Study LLC](https://appshunter.io/developer/1660797089) |

## What reviewers say

### [solidcore]

[App page](https://appshunter.io/ios/app/solidcore/id1452460311)

**Currently charting:** #193 Top Free · Health & Fitness (US App Store)

This app allows members to find and book pay-as-you-go fitness classes. Users can connect with friends, see their class schedules, book them into classes, and share their own class activities. Track your fitness journey and stay motivated by seeing your class completion history.

**Highlights:** Find and book classes, Pay-as-you-go class sign-ups, Connect with friends, See friends' class schedules, Book friends into classes, Share class activities, Track class completion

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

**In-app purchases:** none

**What reviewers like**

- 🚀 Easy to use
- 👍 Efficient booking process
- ⭐ Great workout classes

**What reviewers complain about**

- 🐛 Glitchy and slow app
- 📆 Lack of class package management
- 🔍 Unclear waitlist information
- 🔒 Privacy concerns with calendar access

**Reported bugs**

- Inconsistent class credit tracking
- Unreliable class cancellation and refund process
- Frequent crashes and loading issues

**Requested features**

- Ability to see class package balances
- Waitlist position visibility
- Option to add classes to calendar without full access
- Improved app stability and performance


### Motion Study App

[App page](https://appshunter.io/ios/app/motion-study-app/id6786580280)

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

**In-app purchases:** none


## Frequently asked questions

### Is [solidcore] free?

[solidcore] is free to download, with no in-app purchases.

### Is Motion Study App free?

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

### Do [solidcore] or Motion Study App have ads?

[solidcore] shows ads; Motion Study App does not.

### Which is updated more often, [solidcore] or Motion Study App?

[solidcore] ships an update every 6 weeks, and Motion Study App every 9 days. Most recently, [solidcore] was updated on October 11, 2026 and Motion Study App on October 6, 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.*