Triathlon Tools
Te Wen Chiu Sports iPhoneiPadiPod touch
Triathlon Tools is a free Sports app for iPhone and iPad by Te Wen Chiu. Requires iOS 16.4. Updated June 18, 2026.
- Price
- Free
- on the App Store
- Size
- 34 MB
- Age 4+
- Updated
- Jun 18
- 2026 · v1.6.0
Screenshots
About Triathlon Tools
Triathlon Tools is a collection of calculators and utilities designed for triathletes and cyclists. Whether you're planning a race, dialing in your training zones, or setting up your bike, every tool you need is in one place. Features: • Pace Calculator — Calculate run, bike, and swim pace for any distance or target time • Race Planner — Estimate your triathlon finish time with swim/bike/run split breakdowns • Power Zones — Enter your FTP to see all 7 Coggan power training zones in watts • IM Qualification — Calculate your age-graded finish time for Ironman World Championship qualification • Climbing Calculator — Estimate climb time from power, or find the watts needed to hit a target time • Tire Pressure — Calculate optimal front and rear tire pressure based on rider weight and tire width • Gear Ratio — See speed for every chainring/cog combo with a color-coded heat map • Stem Align — Use your camera to check if your bike stem and handlebar are perfectly centered • Race Day Checklist — Track and customize your gear packing list with progress tracking
What’s new
Version 1.6.0 · Updated June 18, 2026
Race Review — Browse all race reports directly in the app. Read full blog posts with inline images, see community ratings, and leave your own review with a star rating and comment. Like your favorite race reports with a single tap. Paginated post list for easier browsing.
App privacy
The developer, Te Wen Chiu, reported these privacy practices to Apple.
Data Not Collected
The developer does not collect any data from this app.
Alternatives to Triathlon Tools
Looking for apps like Triathlon Tools? Here are 6 similar apps on the App Store.
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Triathlon Calc
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TriRank
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TriPace Triathlon Calculator
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RunPredict - Pace Calculator
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RPE Calculator: Powerlifting
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Zulau – Pace & Marathon Finder
| App | Rating | Price | Last updated | Compare |
|---|---|---|---|---|
| Triathlon Tools | – | Free | June 18, 2026 | |
| Triathlon Calc | – | 1.99 USD | Jun 3, 2025 | Compare |
| TriRank | – | Free | Apr 21, 2026 | Compare |
| TriPace Triathlon Calculator | – | Free | Oct 12, 2026 | Compare |
| RunPredict - Pace Calculator | – | Free | Mar 23, 2026 | Compare |
| RPE Calculator: Powerlifting | – | Free | Oct 14, 2026 | Compare |
| Zulau – Pace & Marathon Finder | – | Free | Aug 29, 2026 | Compare |
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