Install Rack Math
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A new version of Rack Math is available
Rack Math
No workout history yet.
Complete some sets to see them here!
Complete some sets to see them here!
This Week
×
No workout history yet.
Complete workouts to see your muscle volume!
Complete workouts to see your muscle volume!
Personal Records
🏆
No PRs recorded yet.
Complete workouts to track your progress!
Complete workouts to track your progress!
Training Consistency
-
Days ago
0
This week
0
Total workouts
Program Progress
Full Body
Week 1
0
PRs since starting
0
Workouts completed
✓
You're making progress!
Progress Charts
No data for this exercise yet
Plateau Alerts
All lifts progressing - no plateaus detected!
1RM Progress (30 days)
Performance Insights
Complete more workouts to see personalized insights!
Complete more workouts to see
training insights and suggestions!
training insights and suggestions!
Bench Press
225 lb
Plates ready
Set 2
5 reps
Rest 1:30
History
+5 lb
Last week
Load the bar without slowing down
RackMath turns a target weight into a clear loading plan, then keeps that same clarity beside every set you train.
Target
225 lb bench press
45
45
45 lb
45
45
Two 45s per side, bar included, with your unit and plate setup respected.
PL
Instant plate math
Enter the weight and see exactly what to load on each side.
lb
Your gym, your units
Use pounds or kilos and configure the plates you actually have.
CL
Color memory
Match plate colors to your gym so loading is faster under fatigue.
Move through the workout cleanly
A good tracker should disappear while you train. RackMath keeps the current set, rest timer, and next move easy to reach.
Bench Press
Set 2 of 4
205 lb
5 reps
Complete set
Rest timer starts: 1:30
123AMRAP
OK
Complete sets quickly
Log reps and weight in the same place you calculate plates.
SW
Swipe through sets
Keep multiple working sets organized without losing your current exercise.
RT
Rest with intention
Use the built-in timer so rest periods stay consistent.
Adjust the session as real life happens
No workout survives the gym floor unchanged. Add exercises, edit sets, or correct a workout without throwing away your training day.
+Add Incline DB Press
EDEdit set target to 8 reps
FXSwap cable row for machine row
Upload a workout
Import a photo, PDF, or pasted text from a coach or saved plan.
Build from scratch
Create training days manually and run them through the same session flow.
+
Add exercises mid-workout
Drop in accessories or missed work without leaving the calculator.
ED
Edit what changed
Change sets, reps, weights, notes, and rest targets as the session evolves.
FX
Correct without restarting
Keep the workout moving even when equipment, time, or plans change.
Turn completed sets into useful training data
RackMath connects the workout you just finished to volume, consistency, personal records, and the bigger trend behind your training.
Volume up 12%3 PR highlights detected
12,450 lbSession volume
3PR highlights
4 wkConsistency streak
VL
Volume you can understand
See the amount of work you actually completed, not just a list of numbers.
PR
Automatic PR context
Know when a lift, rep range, or estimated max is moving forward.
ST
Consistency that compounds
Training streaks and completed workouts help make progress visible.
Reference past workouts before the next set
When you know what you did last time, choosing today's load becomes simpler and more honest.
Last bench day205 x 5, 5, 6
Today's target210 x 5
WhySame reps, cleaner progression
SR
Find prior work fast
Look back by date and exercise so your next choice is grounded.
UP
Progress from evidence
Use past reps and weights to decide whether to add load, repeat, or back off.
NT
Keep useful context
Workout history helps you remember what happened, not just what was planned.
See what consistency can build
This is an illustrative 8-12 week example, not a guarantee. The point is the pattern: consistent workouts make strength, work capacity, and visible fitness easier to track.
Week 1Start trackingBaseline lifts, volume, and workout rhythm
Week 6Better decisionsClearer loading choices from history and PR trends
Week 12Visible momentumMore completed work, stronger lifts, improved consistency
UP
Strength progress you can see
Track heavier weights, cleaner rep targets, and estimated max changes over time.
AP
Appearance follows repeated work
More consistent volume supports muscle, posture, and overall training shape.
FT
Fitness feels less random
Progress is easier to sustain when every session has context.
Keep the full training flow unlocked
Join 1,000+ lifters training smarter
Cancel anytime during your 7-day trial. No charge until trial ends.
Unlock Your Full Potential
Everything you need to crush your fitness goals
- Log sets, reps & weights
- Track personal records
- Streak counter to stay motivated
- Progress charts & insights
- Workout notes in History
- Workout upload & manual builder
- Import trainer workouts
- Customize plate colors
- Sync across all devices
Move Workout
Select a new date for this workout
This date already has workout data. What would you like to do?
What equipment does this exercise use?
This determines how the weight tracker looks
🏋️
Barbell
💪
Dumbbell
🧍
Bodyweight
🔁
Cable
⚙️
Machine
What does this exercise target?
Select the primary muscle groups
0
0:00
Rest
Next Set