BuiltByDe vs Strong: Which Should You Use?

Strong is a simple, fast workout notebook; BuiltByDe tells you what to train. Strong logs your sets cleanly on iPhone, Android and Apple Watch, with charts on its paid PRO plan. BuiltByDe scores your physique, builds your program around your weak points, and tracks every set. Both are free to start.

Prices checked Nov 1, 2026 · Check each app's store page for current pricing
BuiltByDeStrong
PriceFree core tools; trainer plan $29.99/moFree account; PRO about $4.99/mo, $29.99/yr or $99.99 lifetime
Account requiredNo (website)Yes (free)
Physique / proportion scoringYesNo
Structured programs13 programs plus Mobility, built around weak pointsYou build your own routines
Set-by-set logging and PRsYesYes; best sets, 1RM and more on PRO
Native phone appIn development (works in phone browser)Yes, iPhone, Android and Apple Watch
Choose Strongif you want the simplest possible lifting log on your phone or watch.
Choose BuiltByDeif you want a program chosen for your physique, not just a place to write it down.

Questions

Is Strong free?

Strong accounts are free. Strong PRO adds features like progress charts, best sets and 1RM tracking for a monthly, yearly or lifetime fee.

Does Strong give you a program?

Strong is mainly a log: you build your own routines. BuiltByDe gives you a structured program based on your Physique Score.

Can I use BuiltByDe and Strong together?

Yes. Get your score and program from BuiltByDe and log it in Strong if you prefer, though BuiltByDe's own tracker logs every set and PR for free.

See what to fix first

Get your Physique Score in about a minute, then pick a program built around it. Free, no login needed.

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