Resources
Notes from the margin.
Training, nutrition, and product thinking, written with the same rule as the app: no number without a source.
How long should a lifting session be? Shorter than the guilt says
What the time-efficiency research actually supports for session length, the exact trim order that protects results in 30 and 45 minute workouts, and why "not enough time" is a programming problem, not a dedication problem.
Read →How to choose a workout tracker: seven questions that actually decide it
Most workout app comparisons list features. This is the decision framework instead: seven questions about input style, data ownership, honesty, and coaching that sort every tracker on the market, including ours.
Read →How Flexbound estimates calories without lying to you
Every macro tracker shows you precise-looking numbers built on uncertain assumptions. Here is what honest nutrition estimation looks like: sources, serving assumptions, and confidence grades on every number.
Read →Double progression: the simplest loading scheme that actually works
A complete guide to double progression: the rep-range method behind most real-world strength progress, when to use it, and the mistakes that stall it.
Read →Why your workout log should be written, not tapped
Dropdown-and-picker workout trackers optimize for the database, not the lifter. The case for a written training log and what software should do underneath it.
Read →Coming to iOS
Be first when Flexbound ships.
Flexbound is coming to iOS, TestFlight first. One email when it opens. Nothing else.