# [solidcore] vs Perspire Sauna Studio 2.0

[solidcore] and Perspire Sauna Studio 2.0 both sit at 4.9 stars, but that hides the real split: 81% of Perspire Sauna Studio 2.0's written reviews are positive against 21% of [solidcore]'s. Perspire Sauna Studio 2.0 also leads on ads (none vs shown). [solidcore]'s advantage is chart position (#179 vs unranked). On price, rating, ratings volume and update cadence 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 — 4.9 for [solidcore] against 4.9 for Perspire Sauna Studio 2.0. Both are backed by a comparable volume of ratings — 29K and 13K respectively. Written reviews are what separate them: 21% of [solidcore]'s written reviews are positive against 81% of Perspire Sauna Studio 2.0's.

[solidcore] ships an update every 6 weeks, Perspire Sauna Studio 2.0 every 2 months. Both last shipped on October 31, 2026.

## The numbers

| Metric | [solidcore] | Perspire Sauna Studio 2.0 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.9 (29K ratings)](https://appshunter.io/ios/app/solidcore/id1452460311/reviews) | **[4.9 (13K ratings)](https://appshunter.io/ios/app/perspire-sauna-studio-20/id1618076654/reviews)** |
| Number of ratings | **29K** | 13K |
| Positive reviews | 21.1% of reviews | **81.5% of reviews** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 6 weeks** | Every 2 months |
| Monetization | Free | Free |
| Best chart rank | **#179** | — |
| Size | 70 MB | 63 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [solidcore](https://appshunter.io/developer/1437422851) | [Geisler Young](https://appshunter.io/developer/369530382) |

## What reviewers say

### [solidcore]

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

**Currently charting:** #179 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


### Perspire Sauna Studio 2.0

[App page](https://appshunter.io/ios/app/perspire-sauna-studio-20/id1618076654)

Easily plan and book your infrared sauna sessions on the go. View schedules, check for promotions, and access location and contact details all from your mobile device. Optimize your wellness routine with convenient appointment management.

**Highlights:** Schedule infrared sauna sessions, View appointment schedules, Book appointments, View ongoing promotions, Access location information, View contact information

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

**In-app purchases:** none

**What reviewers like**

- 👍 Friendly and helpful staff
- 🧹 Clean and well-maintained facilities
- 🧘‍♀️ Relaxing and rejuvenating experience
- 🕰️ Convenient scheduling and booking
- 🔍 Knowledgeable staff providing helpful information

**What reviewers complain about**

- 🔒 Privacy concerns with calendar access
- 🔧 Scheduling and booking issues

**Reported bugs**

- Calendar permission issues
- Inability to see room numbers during booking

**Requested features**

- Default studio selection option
- Ability to view session history and remaining sessions
- More comprehensive FAQ and support resources


## Frequently asked questions

### Is [solidcore] free?

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

### Is Perspire Sauna Studio 2.0 free?

Perspire Sauna Studio 2.0 is free to download, with no in-app purchases.

### Which has better reviews, [solidcore] or Perspire Sauna Studio 2.0?

Perspire Sauna Studio 2.0 is rated higher. [solidcore] averages 4.9 out of 5 from 29K ratings, while Perspire Sauna Studio 2.0 averages 4.9 from 13K ratings.

### Do [solidcore] or Perspire Sauna Studio 2.0 have ads?

[solidcore] shows ads; Perspire Sauna Studio 2.0 does not.

### Which is updated more often, [solidcore] or Perspire Sauna Studio 2.0?

[solidcore] ships an update every 6 weeks, and Perspire Sauna Studio 2.0 every 2 months. Most recently, [solidcore] was updated on October 31, 2026 and Perspire Sauna Studio 2.0 on October 31, 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.*