TREMBLE Studios vs Diesel Optimization
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
TREMBLE Studios
Book reformer Pilates classes with your favorite instructors and reserve your machine spots. Manage your account, billing, and view scheduled classes all in one place. Discover South Florida's premier reformer Pilates brand.
- Find instructors and locations
- Book reformer Pilates classes
- Reserve machine spots
- View scheduled classes
- Manage account and billing
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It's here! This is the official App for TREMBLE - South Florida's Premiere Reformer Pilates Brand. Everything you ever wanted and more. Find your favorite instructors and locations, book your classes, and reserve your machine spots! You can also see all of your scheduled classes here and manage your account and billing information. Find us also on instagram @makeittremble_ and on our website at www.makeittremble.com.
Diesel Optimization
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Log your Diesel workouts from anywhere with the Diesel workout logging app! View your logged workouts, see upcoming scheduled workouts, and book appointments inside the app. Track your progress and get the most out of your Diesel workouts! If you enjoy the Diesel app, we’d really appreciate if you took a second to leave a nice review because it helps us improve and also helps get the word out. Thank you!!
Screenshots
Verdict
The clearest difference is update cadence: TREMBLE Studios at monthly against Diesel Optimization's every 2 months. 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.
TREMBLE Studios ships an update monthly, Diesel Optimization every 2 months. The most recent releases landed on October 19, 2026 and October 1, 2026 respectively.
| Parameter | TREMBLE Studios | Diesel Optimization |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2.3K ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2.3K — better | — |
| Update frequency | Monthly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 38 MB | 40 MB |
| Age rating | 4+ | 12+ |
| Developer | Coral Tremble Gables LLC | DIESEL FITNESS, INC. |
In-app purchases
TREMBLE Studios
No in-app purchases
Diesel Optimization
No in-app purchases
Questions
Is TREMBLE Studios free?
Is Diesel Optimization free?
Do TREMBLE Studios or Diesel Optimization have ads?
Which is updated more often, TREMBLE Studios or Diesel Optimization?
Other comparisons
