TT Running: VDOT Analysis & AI
Parkrun · Garmin · Pace Stats
Free · In‑App Purchases · Designed for iPhone. Not verified for macOS.
TT - Run Together, Run Smarter
Make running more fun and more intelligent.
TT is an AI running coach app where you grow with your crew.
Sync with Apple Watch to automatically track your runs,
and level up faster with AI-powered personalized training.
[AI COACHING & ANALYSIS]
◆ AI Weekly Running Report
Your AI coach breaks down your week — training summary, VDOT progress, fitness status, injury risk, and a personalized tip for next week. Swipe through story-style pages and share directly to social media.
◆ Running Form Analysis
AI reads your Apple Watch biomechanics — cadence, stride length, ground contact time, and vertical oscillation. You only hear about it when there's something worth improving.
◆ Personalized Training Plan
Set your target race and timeline, and AI builds a periodized schedule. Pick your running days and arrange sessions to fit your life. Runs auto-link to planned sessions, and next week's plan adjusts based on how you're doing.
◆ VDOT Running Ability
Auto-calculated fitness index from your actual records. See your percentile ranking and predicted times from 1K to marathon.
◆ Condition Analysis
Real-time tracking of fitness (CTL), fatigue (ATL), and form (TSB). AI tells you if today's a good day to run and predicts recovery time.
[RANKINGS & COMPETITION]
◆ National Rankings
Compare with runners across the country. Rankings by distance — 3K, 5K, 10K, half, full marathon. See your top percentile at a glance.
◆ Age Group Rankings
Fair competition with runners your age. Find out where you stand in your age bracket.
◆ Regional Rankings
Local runner rankings by city and district. Challenge the top runner in your area!
◆ Crew Leaderboard
Weekly and monthly distance rankings within your crew. Healthy competition between crew members and rival crews.
[CREW & SOCIAL]
◆ Crew System
Create or join a running crew. Real-time feed of crew activity. In-crew chat. Running together beats running alone.
◆ Battles & Challenges
1v1 distance battles with crew members. Weekly challenges for friendly competition. Climb the ranks with every win.
◆ Social Features
Cheer with comments and likes on runs. Create crew events. Share your runs with the community.
[APPLE WATCH]
Record indoor and outdoor runs on Apple Watch. Check distance, time, pace, and heart rate as you run. Choose a free run or set a time or distance goal. Send workouts from your iPhone or create custom workouts on your Watch, then follow each step and its target pace. Save completed runs to Apple Health and sync them with TT on your iPhone. Custom workout creation and execution require TT Premium.
[DETAILED RECORDS]
Weekly, monthly, and yearly stats dashboard. Personal bests (PB) by distance. Running streaks to stay consistent. Level system to track your growth.
Run together, go further.
Start running with your AI coach and crew on TT!
Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Ratings & Reviews
- This app hasn’t received enough ratings or reviews to display an overview.
Light theme is here. The app and widgets now look great on bright screens.
The Apple Watch app is easier to use. Check interval progress and this month's bests at a glance.
See your training status and recovery time on widgets, and collect new badges.
Set a default shoe and new runs link to it automatically. Treadmill runs get your indoor shoe.
Edits to your training plan now stick, and the app runs more smoothly.
The developer, minseok kim, 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 Used to Track You
The following data may be used to track you across apps and websites owned by other companies:
- Identifiers
Data Linked to You
The following data may be collected and linked to your identity:
- Health & Fitness
- Location
- Contact Info
- Identifiers
- Usage Data
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
Information
- Seller
- minseok kim
- Size
- 60.5 MB
- Category
- Health & Fitness
- Compatibility
Requires iOS 15.1 or later.
- iPhone
Requires iOS 15.1 or later. - iPod touch
Requires iOS 15.1 or later. - Mac
Requires macOS 12.0 or later and a Mac with Apple M1 chip or later. - Apple Vision
Requires visionOS 1.0 or later. - Apple Watch
Requires watchOS 26.2 or later.
- iPhone
- Location
- This app may use your location even when it isn’t open, which can decrease device battery life.
- Languages
English and 2 more
- English, Japanese, Korean
- Age Rating
4+
- 4+
- Contains
Advertising
User-Generated Content
- In-App Purchases
Yes
- TT Running Premium $24.99
- TT Running Premium $2.99
- Copyright
- © 2026 TT. All rights reserved.