Every unlock

makes you fitter

Want to check your apps? Do 10 squats.
Never miss your workout for the day.

Every unlock

makes you fitter

Want to check your apps? Do 10 squats.
Never miss your workout for the day.

Every unlock

makes you fitter

Want to check your apps? Do 10 squats.
Never miss your workout for the day.

Average screen time

7 hours

Pushing obesity by

40%

Screen time is

stealing our health.

This has fueled record levels of stress and burnout — it’s time to flip the script.

A planet with red and white clouds in space.

We make unlocking hard—on purpose.

We make unlocking hard—on purpose.

Most apps unlock instantly, feeding your urges. With Sixteen, every unlock takes effort—squats, pushups, or a quick challenge. That friction breaks the craving, resets your mind, and makes you fitter instead of stuck scrolling.

People Love Us

Trusted by 100+ fitness creators and Fortune 500 professionals to stay fit while staying focused.

Feel Exclusive

Features you won’t find anywhere else.

7+ excercises to choose from

Effective exercises—like squats, pushups, or jumping jacks. Each unlock keeps your body moving while keeping screen time in check.

Screen time bank

Save your time for later (upto 1 hour). Use what you need now, and the extra minutes are saved in your bank for later.

Hard block specific time

This mode lock your apps with 0 excuses. Whether it’s 6AM–10AM or your chosen hours.

Emergency keys every week

You’ll get 3 emergency keys each week—use one to unlock apps for 1 hour when you truly need it.

Silhouetted crowd under red spotlight at concert

Download Today

& Get Focused

Avail 7 Days Free Trial

Abstract swirl of white flowers and green leaves

Download Today

& Get Focused

Avail 7 Days Free Trial

Abstract swirl of white flowers and green leaves

Download Today

& Get Focused

Avail 7 Days Free Trial

Sixteen is built by Tropolin Labs Private Limited — a rogue team building software that fights back against digital junk. We don’t do fluff. We build fast, ship raw, and obsess over tools that help humans stay sharp in an age of AI. Our mission? Design tech that respects your time, not steals it.


We're here to rebuild focus in a world designed to steal it. Sixteen isn't just another productivity app — it's a rebellion against mindless design. We use friction, not force. Movement, not shame. Every feature we build helps you reclaim your attention

Sixteen is built by Tropolin Labs Private Limited — a rogue team building software that fights back against digital junk. We don’t do fluff. We build fast, ship raw, and obsess over tools that help humans stay sharp in an age of AI. Our mission? Design tech that respects your time, not steals it.


We're here to rebuild focus in a world designed to steal it. Sixteen isn't just another productivity app — it's a rebellion against mindless design. We use friction, not force. Movement, not shame. Every feature we build helps you reclaim your attention

All Right Reserved Tropolin Labs Private Limited

Sixteen is built by Tropolin Labs Private Limited — a rogue team building software that fights back against digital junk. We don’t do fluff. We build fast, ship raw, and obsess over tools that help humans stay sharp in an age of AI. Our mission? Design tech that respects your time, not steals it.


We're here to rebuild focus in a world designed to steal it. Sixteen isn't just another productivity app — it's a rebellion against mindless design. We use friction, not force. Movement, not shame. Every feature we build helps you reclaim your attention

All Right Reserved Tropolin Labs Private Limited