For who
For swimmers who want to build real endurance and swim stronger over longer distances. Perfect for developing a reliable aerobic engine and efficient stroke technique.
For who
For swimmers who want to build real endurance and swim stronger over longer distances. Perfect for developing a reliable aerobic engine and efficient stroke technique.
Training focus
High-volume workouts designed to develop consistent pacing, aerobic power, and freestyle efficiency for long-distance performance.
What to expect
Structured endurance workouts focused on aerobic capacity, pacing control, and freestyle technique — with challenge sets that progress toward a final 1500 timed swim.
Equipment you need
You can adjust the equipment to suit your preferences and available gear.
Download DuoSwim, start your first workout, and build momentum this week.
Step 1
Download DuoSwim and log in to unlock your plan and workout guidance.
Step 2
Start your recommended plan or choose the one that fits your goal and schedule.
Step 3
Follow your workouts with clear pacing, intervals, and progress tracking built in.
Step 4
Stay consistent each week, build momentum, and reach your goal with confidence.
Breakdown of distance covered in each heart rate zone per workout.
Preview the structure of this plan with workout names, estimated duration, and distance.
Endurance Foundations
35 min · 2000m
Drop & Hold
40 min · 2300m
Endurance Pyramid
40 min · 2300m
Smooth To Surge
42 min · 2400m
Endure & Kick
44 min · 2500m
Split Control
49 min · 2800m
Pull, Pace, Perform
49 min · 2800m
Challenge Set I
53 min · 3000m
Long Descend
47 min · 2700m
Split & Hold
53 min · 3000m
Fast To Flow
53 min · 3000m
Distance Drive
44 min · 2500m
Drop Ladder
46 min · 2600m
Smooth & Long
53 min · 3000m
Double Descend
53 min · 3000m
Pull & Split
49 min · 2800m
Smooth Precision
49 min · 2800m
Challenge Set II
53 min · 3000m
Pyramid Flow
49 min · 2800m
Form & Fire
49 min · 2800m
Hold The Line
53 min · 3000m
DropKick
53 min · 3000m
Distance Descend
53 min · 3000m
Long Haul
49 min · 2800m
Endure & Fire
53 min · 3000m
Surge & Settle
53 min · 3000m
Ultimate Drop Ladder
53 min · 3000m
Distance Drive
53 min · 3000m
Flow To Flame
53 min · 3000m
Hold The Rhythm
42 min · 2400m
Prime & Flow
35 min · 2000m
1500 Time Trial
53 min · 3000m
We recommend Strength Gains to pair with this plan — building power and control to support efficient endurance swimming.
Answers to common questions about this plan, equipment, pacing, and getting started.
For swimmers who want to build real endurance and swim stronger over longer distances. Perfect for developing a reliable aerobic engine and efficient stroke technique.
Go The Distance
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