Public beta · live now
Prove what
you're made of.
Real challenges. Real attempts. Real rankings.
iPhone & Android · free public beta


You train.
You compete.
You prove it.
- 01ChoosePick a challenge.
- 02ProveRecord your attempt.
- 03RankSee where you stand.
10 challenges
The challenges
You already know the challenges. Now there's somewhere to prove your score.
- amrap~20 min20:00as many rounds as possibleCindyPull-ups · Push-ups · Air squatsCrossFit benchmarkTake the challenge
- for time~12 min150reps · for timeKarenWall ballsCrossFit benchmarkTake the challenge
- for time~7 min90reps · for timeFranThrusters · Pull-upsCrossFit benchmarkTake the challenge
- for time~10 min300reps · for timeAnnieDouble unders · Sit-upsCrossFit benchmarkTake the challenge
- for time~8 min100reps · for time100 Burpees for TimeBurpeesTake the challenge
- ladder~15 min+1burpee every minuteDeath by BurpeesBurpeesTake the challenge
- worst round~4 min8×20srounds · worst one countsTabata SquatsAir squatsTake the challenge
- max hold~5 minmaxtime heldMax PlankPlankTake the challenge
- max hold~3 minmaxtime heldMax Dead HangDead hangTake the challenge
- distance~8 min2000mfor time2000 m RowRowing machineTake the challenge
Cindy, Karen, Fran and Annie: CrossFit benchmark workouts. THREK is not affiliated with or endorsed by CrossFit.
How it works
How Threk works
- 01

Choose
Pick your challenge.
- 02

Record
Complete and record your attempt.
- 03

Rank
See where you stand.
Don't just train.
Prove it.
Threk is built for people who don't just want to train. They want to know where they stand.
The proof
Your score means something.
- 01Record
- 02Proof
- 03Result
- 04Rank
Record it
Your attempt is recorded inside Threk, with the clock running. Never uploaded from the gallery.
Prove it
A one-time code from our server appears in your video: proof it was filmed now, for this attempt.
Get ranked
Your result enters the world leaderboard the moment you finish. Finished or stopped, it counts.
Get verified
The top results of every challenge are watched by a person against the written rules.
The leaderboard
Where do you rank?
One world list per challenge. Every attempt goes on it, finished or not. Can you climb?

Your profile
Your performance.
Your record.
Every attempt is kept, finished or stopped. Your best on each challenge is the one to beat.
- attempts
- 10
- verified
- 5
- challenges tried
- 6
- best world rank
- 1st
Community
People are proving it.
Every attempt ends with a result card you can share. The first ones from the public beta will show up here.
Public beta · live now
Your turn.
Download Threk and prove what you're capable of.
iPhone & Android · free public beta