Guides

The SAINT-TRI Training Library.

Jo Spindler's methodology, explained — free, practical guides on training zones, race preparation and smart planning. The same system that's produced Ironman champions and sent 150+ athletes to Kona.

Comparison

Self-Guided vs 1-on-1 Triathlon Coaching: An Honest Comparison

Costs, feedback loops, flexibility and who each format actually suits — compared side by side, without the sales pitch.

Jo Spindler methodology · Updated July 2026 · 6 min read
Training plan

How to Train for Your First 70.3 on 6 Hours a Week

A realistic half-Ironman build for people with jobs and families: weekly structure, session priorities and the mistakes that cost you months.

Jo Spindler methodology · Updated July 2026 · 7 min read
The method

Triathlon Training Zones Explained: Jo Spindler's G1 / G2 / EB System

Why SAINT-TRI plans use the German zone system, what G1, G2 and EB mean in practice, and how to know you're in the right zone.

Jo Spindler methodology · Updated July 2026 · 6 min read