Building swims
Type intervals like you’d write them on a whiteboard. Settings control units, difficulty, stroke, and equipment.
Add sets
Warm up, main, cool down — name them anything.
Type intervals
Plain language. We parse distance, stroke, send-offs.
Log it
Did the workout? Log it with a rating, difficulty, and note.
Interval pattern
reps × distance→stroke→difficulty→equipment→on sendoffStrokes
freebackbreastflyimchoicekickpulldrill
Difficulty
recoveryeasymoderatehardmax
Send-off ladders
on 1:30/1:40/1:50 per rep. Add rest :30 between reps.
Multi-line
Line 1: reps & timing. Line 2+: what to do. Press Enter to split.
Copy-ready examples
Multi-line
4 x 50 @ 1:00/1:10/1:20 Odds: 4 kicks 1 pull fly, Evens: 6 kick/3 pull back1 x 200 @ R:30 50 stroke build / 150 breathing every 4 or 54 x 100 free medium on 1:30 descend 1-4 building to strong
Basic
4 x 100 free easy6 x 50 back medium8 x 25 fly200 free100 im
Send-off
4 x 100 free on 1:306 x 100 free medium on 2:008 x 25 fly fast on :4010 x 50 kick on 1:005 x 200 pull on 3:30
Kick / pull / drill
6 x 100 kick medium4 x 50 pull easy200 pull buoy8 x 25 drill4 x 100 kick on 2:10
Equipment
4 x 100 free with fins8 x 50 with paddles200 pull buoy6 x 100 with fins and paddles10 x 25 board
Single distance
100 free200 back easy400 pull moderate1500 free100 im
Descend / build
4 x 100 descend 1–46 x 100 free descend 1-3 4-6 on 1:504 x 50 build8 x 25 fast
Advanced
4 x 100 free on 1:30/1:40/1:50/2:008 x 50 on 1:00/1:05/1:101 x 200 (50 fly / 50 back / 50 breast / 50 free)3 x 300 free threshold on 5:00/5:15/5:304 x 75 25 fly / 25 back / 25 breast drill6 x 100 IM on 1:45/2:00/2:15200 free rest :308 x 75 descend 1-4 on 1:15/1:20/1:25/1:30