Marshall Strength vs Obsidian Training Center
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Marshall Strength
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Log your Marshall Strength workouts from anywhere with the Marshall Strength app! View your logged workouts, see upcoming scheduled workouts, and book appointments inside the app. If you enjoy the Marshall Strength 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!!"
Obsidian Training Center
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Sports performance training app
Screenshots
Verdict
Marshall Strength and Obsidian Training Center are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
| Parameter | Marshall Strength | Obsidian Training Center |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 11 months | — |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.0 | 15.0 |
| Further details — not scored | ||
| Size | 40 MB | 41 MB |
| Age rating | 4+ | 4+ |
| Developer | Marshall Strength Inc | Chana Forstall |
In-app purchases
Marshall Strength
No in-app purchases
Obsidian Training Center
No in-app purchases
Questions
Is Marshall Strength free?
Is Obsidian Training Center free?
Do Marshall Strength or Obsidian Training Center have ads?
Other comparisons
