SWEATLAB vs Kontra Baths
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SWEATLAB
Manage your fitness classes at a boutique studio offering infrared Pilates and functional strength training. Book sessions, purchase class packs, and get studio updates. Join a supportive community focused on total-body results and self-care.
- View real-time class schedules
- Book or cancel sessions instantly
- Purchase class packs and memberships
- Get directions to the studio
- Receive updates and push notifications
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Download the SL:54 app to schedule and manage your classes at our boutique fitness studio. SWEATLAB:54 blends infrared Pilates and functional strength training to deliver total-body results — all in a high-energy, supportive space. With this app, you can: • View real-time class schedules • Book or cancel sessions instantly • Purchase class packs and memberships • Get directions to the studio • Receive updates and push notifications Our studio is powered by the SWEAT:54 with Sarah method — a signature 3-2-1 formula that combines strength, Pilates, and mindful movement to help you build lean muscle, increase energy, and stay consistent. Infrared heat amplifies your results, promoting detoxification, faster recovery, and improved circulation. Join a vibrant community focused on strength, self-care, and showing up — from your first class to your strongest self.
Kontra Baths
Easily manage your account, book classes, and stay connected with updates and announcements. Message the team directly with any questions or feedback.
- Account management
- Class and event booking
- Direct messaging
- Public feed for announcements
- Promotional updates
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The Kontra Baths app makes it very easy for you to manage your Kontra Baths account, book into our classes and events and keep in touch with us. You can easily message us if you have a question or want to share something with us. You can also follow our public feed to see any announcements we make, promos we run, or content we share.
Screenshots
Verdict
The clearest difference is ratings volume: Kontra Baths at 34 against SWEATLAB's 2. Kontra Baths also leads on device support. On price, rating, in-app purchases and monetization model there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
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 — 5.0 for SWEATLAB against 5.0 for Kontra Baths. That said, the two scores are not equally well evidenced: Kontra Baths has 34 ratings behind it against 2, so its average is the more settled of the two.
| Parameter | SWEATLAB | Kontra Baths |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) | 5.0 (34 ratings) |
| Number of ratings | 2 | 34 — better |
| Update frequency | — | Every 5 months |
| Ads | — | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | — | iPhone, iPod — better |
| Requires iOS | 14.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 124 MB | 55 MB |
| Age rating | 4+ | 4+ |
| Developer | Sweat Lab 54 LLC | Momence, Inc. |
In-app purchases
SWEATLAB
No in-app purchases
Kontra Baths
No in-app purchases
