Ripple builds a periodized swim plan from your real fitness — synced from intervals.icu — with pacing and projections that tell you whether you'll hit your goal.
A transparent engine and your own data — no subscription to a black box.
A deterministic coach — base → build → peak → taper, scaled to your CSS, volume and the weeks until race day. No black-box AI.
Pull your swims and wellness automatically. HRV, resting HR and CTL/ATL feed your plan and readiness.
A Riegel-model finish-time forecast from your PRs, with a segment-by-segment pacing plan.
Volume trend, training load (fitness · fatigue · form), CSS trend, readiness, stroke mix and achievements.
Every session laid out as structured sets with target paces. Tick them off as you go.
Workouts tailored to the equipment and venues you actually have.
Link intervals.icu in your profile.
Pull your recent swims and wellness.
Pick your race, distance and target time.
Get a periodized plan built for you.
Connect your data, set a race goal, and let the engine build the path there.