Instant lift and jump metrics

Instant lift and jump metrics to unlock your peak performance

PeakLines turns the phone you already own into a sports testing lab — jump height, bar speed and power in seconds. No other hardware.

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About PeakLines

View PeakLines Exercises ↗

PeakLines measures your jump, speed and power with the phone you already own, so every athlete can see their progress, test after test.

Athlete jumping while a phone on a tripod records the test
Elite testing
Elite testing

A testing lab in your pocket

01

Instant jump metrics

Jump heightTakeoff velocityFlight timePeak powerAverage powerConcentric timeRSI modified
02

Real-time lift metrics

Mean propulsive velocityPeak velocityTime to peak velocityVertical displacementConcentric timePeak powerRelative peak power
03

Progress you can see

Every test is saved, so you can see your progress over time.

04

Smarter loading

PeakLines recommends training loads based on your current level.

05

Test anywhere

At home, in a hotel gym, at training camp or on the pitch. Results appear within seconds.

Every athlete

Built for every performance level

Test and track your jump, speed and power with the phone you already own. Endorsed by Olympians and professional sports people.

01/ 07Youth · Football
Youth footballer in a white and pink kit on the ball
YouthFootball
Deborah Wills breaking away with the ball
OlympianRugby Sevens
Mountain biker mid-air on a downhill course
DownhillMountain Bike
Trinidad and Tobago bobsleigh team at the start
National teamBobsleigh
Coach and athlete reviewing results on a tablet
CoachS&C
Shaun Lunt passing in a Super League match
ProfessionalRugby League
Allyn Condon sprinting round the bend indoors
Double OlympianSprint & Bobsleigh
How it works

Three steps. One phone.

01

Set up your phone

No sensors, mats or wearables. Just hit record.

02

Track every rep

AI motion tracking follows every jump and lift.

03

Get your results

Results in seconds. Stored, so you can track your progress.

● RECF 0000
Frame & recordWhole body in view
Peak Lines tracking the bar path on a bench pressLive bar tracking
Peak Lines counter movement jump resultsResults in seconds
Inside the app

Real screens. Real numbers.

Jump preview with live jump height and flight curve
Jump previewHeight · flight curve
Counter movement jump with arm swing results
CMJ with arm swingPower · RSI-mod
Back squat with bar path and mean propulsive velocity
Velocity-based squatBar path · rep speed
Power clean session with mean propulsive velocity per rep
Power cleanLoad · relative strength
Built for every performance level

From the garden to the Games

01
Youth footballer in a white and pink kit
Youth athletes & players
  • Estimated 1 rep max for safer training
  • Test at home or on the pitch
  • Progress you can see
02
Coach filming a group of youth athletes
Parents & coaches
  • A testing lab for every athlete
  • Create competition across the group
  • No expensive hardware to buy
Endorsed by Olympians

Trusted at every level

Drag to explore →
I test whenever I want, wherever I want. My baseline comes with me.
Deborah WillsPremiership Women’s Rugby, Exeter Chiefs · Olympian · Team England Commonwealth Games Medallist
My son has added nearly 20cm to his counter movement jump in 12 months.
Allyn CondonDouble Olympian · Sprinting and bobsleigh
A true performance lab you can take anywhere on your travels.
Lee JohnstonCompeted at three Olympic Games · Coached at four
A fun way for the kids to engage with the outcomes of their hard work.
Dan MoneyFormer Great Britain Sprinter · Winter Olympian
I feel like a better athlete now than I was at the peak of my career.
Paula WalkerGreat Britain Olympian
We can literally test anywhere. In the house, in the garden and at the pitch.
John JacksonOlympic medallist
An absolute game changer.
Shaun LuntFormer Super League player · Academy coach · Owner of AthltIQ scouting agency
It could have taken me from being an Olympian to an Olympic champion.
Matthew DouglasDouble Olympic hurdler · Youth coach
PeakLines makes my gym sessions without my coach far more productive.
Alfie StephensFreestyle MTB
The insights felt as if Coach was right there with me.
Shak JohnTTO Bobsleigh Olympian
It feels like I am training with my coach in the room.
Josh SurridgeBig wave surfer
Validated99%+Agreement with force plates and VBT hardware in side-by-side validation testing

Case studies

Real athletes. Real data.

Speed-Dominant Sprinter Transitioning to Bobsleigh
Jordan Raymond · 4 November 2026

Speed-Dominant Sprinter Transitioning to Bobsleigh

Freeride MTB Athlete Developing Strength to Mitigate Injury Risk
Jordan Raymond · 1 November 2026

Freeride MTB Athlete Developing Strength to Mitigate Injury Risk

Balanced Rugby Athlete Managing Seasonal Adaptation
Allyn Condon · 17 October 2026

Balanced Rugby Athlete Managing Seasonal Adaptation

All articles

FAQ

Questions, answered

PeakLines shows over 99% agreement with force plates and velocity-based training hardware in side-by-side validation testing.

PeakLines runs on iPhone 6s and later, and on Android phones running Android 7.0 and later.

Jumps: squat jump, countermovement jump, and countermovement jump with arm swing. Lifts: power clean, barbell deadlift, hex-bar deadlift, back squat, front squat, and bench press. Sprints are coming soon.

Yes. PeakLines supports youth athletes by assisting with close monitoring of remote sessions and using estimated 1 rep max for safer training.

Yes. Start your free trial through the App Store or Google Play.

Within seconds of the movement finishing.

Start your free trial

Download PeakLines and turn your phone into a sports testing lab.

Download on theApp StoreGet it onGoogle Play