T-Zero
Race Day Begins at T-Zero
Only for iPhone
Free · Designed for iPhone
iPhone
Race day begins at T-Zero. Track results, plan nutrition, manage gear, connect with athletes, and prepare smarter for every triathlon. The only triathlon app you'll need.
T-Zero is the all-in-one triathlon companion built to help athletes stay organized, prepared, and connected throughout their journey. Whether you’re gearing up for your first sprint or your tenth Ironman, T-Zero gives you the tools to simplify planning, maximize performance, and stay focused on what matters most—your race.
Your Athlete Toolbox
Stay race-ready with powerful tools designed for triathletes:
Results Tracking: Keep all your upcoming and past race results in one place.
Gear List & Gear Bag: Track your essentials, curate your personal gear bag, or add items to your wishlist.
Checklist: Never forget your goggles, race belt, or gels again—build and customize race-day checklists.
Nutrition Planner: Plan and compare your pre-race, in-race, and post-race nutrition to hit your performance goals.
Course Maps: Access swim, bike, and run course details right from the app.
Reminders: Set alerts for key pre-race tasks like registration, packing, or travel.
Document Storage: Store essentials like QR codes for check-in, hotel or rental car confirmations, and race waivers.
Pre & Post-Race Journal: Reflect on your preparation and performance to keep improving every event.
Gear Board & Gear Bag
The T-Zero Gear Board is your hub for discovering and sharing equipment:
Browse popular items recommended by other athletes.
Post your own gear to share experiences and advice.
Curate your personal Gear Bag with owned items or build a wishlist for future races.
Connect directly with athletes who own specific gear to ask questions and get real-world feedback.
Connect with the Triathlon Community
Triathlon is more than just the race—it’s the community. T-Zero brings athletes together with features that make connecting easy and meaningful:
Find coaches and teams, join, and track each other's progress
Race Forums: Join course-specific conversations with other participants. Share tips, race reports, and advice.
Direct Messaging: Chat one-on-one with athletes in the community.
Gear Board Discussions: Exchange reviews and recommendations on the equipment you rely on.
PacePal Partner Matching: Find local athletes training at similar paces or distances, so you can prepare together.
Race Database & Reviews
Explore a searchable database of races—from local sprints to international Ironman events:
Browse detailed race info, ratings, and reviews from fellow athletes.
Add races directly to your personal calendar and start planning with T-Zero’s toolbox.
Keep track of your progress with official and personal results stored in one convenient place.
Resources for Every Athlete
Access a growing library of articles covering race strategy, nutrition tips, equipment reviews, and training insights—everything you need to learn and improve between races.
Why T-Zero?
Triathlon is complex. Between training, gear, nutrition, and logistics, staying on top of it all can feel overwhelming. T-Zero simplifies the process by putting every essential tool in one place—helping you focus on performance, and making race prep a little less stressful.
Whether you’re racing to finish, racing for a PR, or racing to qualify, T-Zero is the transition before the starting gun—the place where every great race begins.
Ratings & Reviews
This app has not received enough ratings or reviews to display an overview.
New coach profiles allow coaches to create their own profiles and manage their team's presence within T-Zero. Coaches can now publish tips and support articles, linking back to their page, to promote their brand and expertise. Athletes can connect with coaches, join their teams, and track fellow teammates.
The developer, Jatuzzi LLC, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Linked to You
The following data may be collected and linked to your identity:
- Health & Fitness
- Location
- Contact Info
- User Content
- Identifiers
- Usage Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Provider
- Jatuzzi LLC
- Size
- 14.3 MB
- Category
- Health & Fitness
- Compatibility
Requires iOS 17.2 or later.
- iPhone
Requires iOS 17.2 or later. - Mac
Requires macOS 14.2 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.1 or later.
- Languages
- English
- Age Rating
13+
- 13+
- Infrequent
Profanity or Crude Humour
Medical Treatment Information
Contests
Contains
Gambling and Contests
Advertising
Messaging and Chat
User-Generated Content
Health or Wellness Topics
- Copyright
- © Jatuzzi LLC