All free AquaPlan swimming tools in one place: pace calculator, SWOLF tracker, interval generator, daily workouts, workout builder, PDF export, and Garmin support. No signup required.
Free Swim Tools Hub. All free AquaPlan swimming tools in one place. Swim Pace Calculator — convert pace, solve splits, estimate CSS threshold from a 200 m + 400 m time trial. SWOLF Calculator — measure stroke efficiency with normalized 25 m benchmarks for all four strokes. Interval Calculator — generate CSS-anchored zone sets with target rep times and send-offs.
Workout of the Day — a fresh structured swim session every day, deterministic and free. Free Workout Builder — drag-and-drop session builder with PDF export and 9 training zones. Swim Workout Generator — AI-structured pool plans in 30 seconds. Free Swim Workouts — 130+ ready-made sessions. Workout PDFs — printable PDF collections. Garmin Swimming — export FIT files to your watch.
All tools are free. No signup required. Pick a tool and hit the pool.
