01
Measurements stay visual.
Body analytics are framed around change over time, not isolated numbers.
01 / Product philosophy
Built as a training record, not a distraction.
01
Plan
Build the workout before you touch the first plate.
02
Perform
The phone becomes quiet while the set is happening.
03
Understand
Afterwards, the work has shape, weight and direction.
02 / Exercise library
Every movement,
within reach.
150+ exercises across every major muscle group.
03 / Workout builder
Build the session.
Your exercises. Your order. Your method.
01
Incline Bench Press
02
Weighted Dips
03
Cable Fly
04
Lateral Raise
04 / Performance
Every set,
remembered.
Load. Reps. Rest. Previous performance.
SET 3
92.5 kg × 5
Previous
90 kg × 5
Rest
01:18
05 / Performance insights
See what changed.
Every metric reveals a different form of progress.
48,620 kg
Total volume
Last 30 days
↑ 12.4%
Volume is rising across recent sessions.
04 / Measurements and ranking
See what you are building.
Measurements, balance and rank move the product beyond logging into awareness.
02
Balance reveals the pattern.
Weekly muscle distribution makes overwork and neglect easier to see.
03
Ranking adds context.
Performance becomes easier to read when progress is tied to a visible standard.
05 / Community
Progress, shared with context.
Workouts, performances and profiles built around real training.
06 / Feature index
The full system, grouped by intent.
A shorter index on the surface. More detail when the category matters.
Custom workouts
Workout logging
Rest timer
Previous performance
Session summaries
07 / FAQ
Clear answers before you download.
The essentials, spaced out enough to read without friction.
AARU is currently available on iPhone only.
Journal
Train with context.
Practical writing on progressive overload, training analytics and the discipline of keeping a record that is useful after the session ends.
Training
How to Track Progressive Overload Without Overcomplicating Your Training
A practical guide to tracking progressive overload with weight, repetitions, total work, exercise consistency and previous-session context.
Read articleAnalytics
Volume, Reps, Strength and Average Load: What Each Metric Actually Tells You
Understand total volume, repetitions, strength progression and average load as separate perspectives on workout performance.
Read articleAARU
Why AARU Was Built as a Training Record, Not a Distraction
The product philosophy behind AARU: a focused iPhone training record for logging, understanding and sharing strength work.
Read article