SLT vs Harbor Pilates
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SLT
Book and manage fitness classes directly from your phone. View studio schedules, purchase class packages, and access your account information. Stay connected with the studio through social media links.
- Book classes
- View studio schedules
- Purchase class packages
- Manage account
- View reservations
- Find studio locations
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This is the official App for SLT NYC. With this App, you can find and book your SLT classes, view studio locations and schedules, buy and book your classes, as well view your existing reservations and manage your account. Find us on Instagram at @sltnyc and check out our site at sltnyc.com.
Harbor Pilates
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At Harbor Pilates, we offer an unparalleled Pilates experience tailored to meet the unique needs of each individual. Our studio provides a serene and supportive environment where you can achieve your fitness goals and improve your overall well-being.
Screenshots
Verdict
The clearest difference is update cadence: SLT at every 4 weeks against Harbor Pilates's every 3 months. Harbor Pilates's advantage is iOS requirement (11.0 vs 16.0). On price, ads, in-app purchases and device support 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.
SLT ships an update every 4 weeks, Harbor Pilates every 3 months. The most recent releases landed on September 23, 2026 and May 17, 2026 respectively.
| Parameter | SLT | Harbor Pilates |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (3.3K ratings) — better | — |
| Positive reviews | 71.4% of reviews | — |
| Number of ratings | 3.3K — better | — |
| Update frequency | Every 4 weeks — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 16.0 | 11.0 — better |
| Further details — not scored | ||
| Size | 38 MB | 16 MB |
| Age rating | 4+ | 4+ |
| Developer | Mariana Tek Corporation | Apex Global Solutions Inc |
In-app purchases
SLT
No in-app purchases
Harbor Pilates
No in-app purchases
