Mind trainer
Grow your mind like bamboo.
A few minutes a day, a plan made for you. Calm to sleep better and quiet the noise; exercises to think clearly and for yourself.
Free to start · 7-day Premium trial
How it works
A day with Bambú — no deciding what to do
Meditation apps are libraries. Bambú is a plan: every day it tells you what to do, based on how you show up.
30 s
Check-in
How did you sleep? How is your energy? How much time do you have? Three taps.
5–10 min
Today's session
One calm piece and one mental exercise, tuned to your check-in.
30 s
Close
A short reflection or a quick journal entry.
∞
Your Bambú grows
Streak, minutes and progress per pillar. Every day of practice shows.
Calm and focus are not rivals
Quiet mind
To ease stress and anxiety and sleep better.
- Step-by-step meditation course
- Meditations by topic and moment
- Sleep stories, sound journeys and music
- Unguided timer
Active mind
To reason, focus and think without a screen.
- One mental exercise a day
- The daily challenge, the same for everyone
- Difficulty that adapts to you
In the morning Bambú puts the active mind first. At night, calm and sleep. Each moment gets its own reminder.
Mental exercises
Train your thinking, not your thumb
Short exercises that ask you to reason, not memorize. No tricks, no magic promises: practice.
Estimate
Fermi questions: reason in steps and land on a sensible number.
How many piano tuners are there in Chicago?
Explain
Pick the clearest explanation, or find the gap in one that fails.
Explain to a 10-year-old why we have seasons.
Spot
Find the fallacy, bias or error in a short text.
“All my friends use it, so it must work.”
The daily challenge
Everyone gets the same challenge
Answer, read the explanation and see where you landed compared with everyone else — anonymously. Then share your card if you like.
We never share your check-in, your mood or your journal. Only what you choose: your streak, your Bambú and your challenge answers.
Today's challenge · Estimate
How many liters of water fit in an Olympic pool?
Your estimate is closer than 72% of people.
Your progress
Roots first. Then everything else.
Bamboo spends weeks growing roots you cannot see, then shoots up fast. Practice works the same way. Every day you train, your Bambú grows.
Roots · Strength
Calm: stress, anxiety and sleep.
Stem · Endurance
Active mind: attention, reasoning and independent thinking.
Leaves · Flexibility
Emotions: journaling, perspective and reactions.
Missed a day? Your Bambú does not die. It rests and waits for you.
Human voices — English catalog coming soon
Today the audio catalog is in Spanish, recorded by real people from Spain and Latin America. The app, the exercises and the daily challenge already speak English.
Pricing
Start free. Train for real with Premium.
No ads. We never sell your data.
Free
$0
- Daily plan with check-in
- 1 exercise a day
- The daily challenge and anonymous comparison
- A selection of the catalog and basic sleep
- Journal
- Your Bambú, streak and reminders
7 days free
Premium
$59.99 / year
That is $4.99 a month · or $9.99 / month
- The full catalog: courses, meditations and sleep
- All exercises and levels
- New Bambú features first
Prices in USD; your store shows the local equivalent. Cancel anytime from your App Store or Google Play account.
FAQ
What is Bambú?
A mind trainer. Every day it gives you a short plan with one calm piece and one mental exercise, and shows your progress as a growing Bambú plant.
Is it therapy?
No. Bambú is a wellbeing and training app. It does not diagnose and does not replace a health professional. If you are in crisis, contact your local emergency services or a helpline.
Is it available in English?
The app, the exercises and the daily challenge are in English. The audio catalog is in Spanish today; an English catalog is on the way.
How much time a day?
Between 5 and 12 minutes. You choose in the check-in.
Do you use AI?
We use AI to create and calibrate exercises, always reviewed by people. Spanish meditations are recorded by human voices.
What about my data?
Your journal, check-ins and mood are private: never used for ads, never sold, never shared with other people. Export it or delete your account from the app.
Plant your Bambú today
Your first session takes less than 5 minutes.