ITZ Athletics vs T1OS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ITZ Athletics
Easily book fitness classes and manage your membership from your mobile device. Make reservations, join waitlists, and check your profile and membership status on the go.
- Book fitness classes
- Manage membership status
- Join waitlists
- Check profile
- Class reservations
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Download the ITZ Athletics app to easily book classes and manage your fitness experience - anytime, anywhere. Make a reservation, get added to a wait list, check your profile and membership status, and more – all from your device. Visit https://itzathletics.com/ to learn more.
T1OS
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T1OS is the training platform built for Tier One Performance athletes. Everything you need to train, track your progress, and stay connected to your coaching is in one place. Whether you train with T1 in person or remotely, T1OS gives you diret access to your training and the tools you need to get better.
Screenshots
Verdict
The clearest difference is rating: T1OS at 5.0 against ITZ Athletics's 3.7. T1OS also leads on update cadence (every 2 days vs every 9 months). ITZ Athletics's advantage is ratings volume (3 vs 1). 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.
T1OS holds the better App Store score, 5.0 against 3.7. Both are backed by a comparable volume of ratings — 3 and 1 respectively.
ITZ Athletics ships an update every 9 months, T1OS every 2 days. The most recent releases landed on October 27, 2026 and October 31, 2026 respectively.
| Parameter | ITZ Athletics | T1OS |
|---|---|---|
| Price | Free | Free |
| Rating | 3.7 (3 ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | 1 |
| Update frequency | Every 9 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPad, iPod — better |
| Requires iOS | 15.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 32 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | PTR - In The Zone, LLC | MARKES JULYUS CRUZ |
In-app purchases
ITZ Athletics
No in-app purchases
T1OS
No in-app purchases
Questions
Is ITZ Athletics free?
Is T1OS free?
Which has better reviews, ITZ Athletics or T1OS?
Do ITZ Athletics or T1OS have ads?
Which is updated more often, ITZ Athletics or T1OS?
Other comparisons
