Why we built it.
Adaptive lifting app that reads what you actually lifted last session and writes the next one. Body profile, strength trajectory, unified nutrition, and a plain-English reason behind every change. Founding tier locks $99 a year for life for the first 1,000 lifters.
$99/yr
Founding price
1,000
Founding spots
4 taps
Morning check-in
None
Wearables needed
$99/yr
Founding price
1,000
Founding spots
4 taps
Morning check-in
None
Wearables needed
Most of the work you do disappears the moment you rack the bar.
You did the set. You drove home. And by next Tuesday there is no honest way to tell whether the last six weeks moved anything at all, or whether you have been paying for a habit that quietly stopped returning anything months ago.
That is the real problem, and it is not motivation and it is not the split you picked. It is the absence of evidence. Effort with no record attached is indistinguishable from effort that did nothing, which is how serious lifters stall for a year without ever noticing it happened.
StrengthSync exists to close that gap. Every lift you log feeds a strength trajectory you can actually read, and every adjustment the engine makes comes with one plain sentence explaining what it saw in your numbers. Not a black box handing down verdicts. A record of the work, and the reasoning sitting on top of it.
Adaptive strength training. Progress you can prove.
A plan that cannot see you cannot progress you.
StrengthSync
What the engine is held to, every session.
[ 01 ]
Show the work
Every adaptation arrives with one plain sentence explaining what the engine saw in your numbers. A plan that cannot explain itself is asking for trust it has not earned.
[ 02 ]
Read the lifter
Training age, injury history, mobility, and the style you actually want to train are captured once and used on every session. That is how a real coach programs.
[ 03 ]
Claim only what is true
Capability claims come from a code-audited ledger, not from marketing copy. StrengthSync is pre-launch, so no user results are published here until real ones exist.
[ 04 ]
No hardware tax
The reasoning runs on your logged sets plus four taps each morning. No Whoop, no Garmin, no chest strap, and no second subscription to make the first one work.
[ 05 ]
Two pillars, one answer
Calories in and out sit alongside strength progress and get read against the same question. Running a food app and a lifting app in parallel leaves you half-blind.
[ 06 ]
Easy to leave
The first month is free and cancelling takes two taps in your Apple subscription settings. No email, no retention call, no hoops.