✨ Active Vestibular Stabilization & Relief

Overcome Seasickness & Ocean Nausea
Science-Backed Maritime Relief

SeaCalm is an evidence-based, on-device companion app that leverages your smartphone's gyroscope and accelerometer sensors to eliminate sea sickness mismatch in real time.

🚨 Immediate SOS Relief 🤖 Download Android App 📋 Free Pre-Trip Risk Check
🚨 Urgent Nausea Protocol

Experiencing Seasickness Right Now? (Immediate 5-Step Protocol)

Follow these 5 clinically validated, immediate actions to suppress ocean nausea and recalibrate your inner ear balance system within minutes.

🌅

1. Fix Your Eyes on the True Horizon

Step outside to an open deck or window and focus your vision on the stable, distant horizon line. This immediately reconciles visual input with inner ear motion signals.

Horizon Overlay →
🚢

2. Position Mid-Ship at Waterline Level

Move to the center of the vessel near water level (the vessel's center of flotation). This minimizes vertical heave, pitching, and rolling displacement by up to 80%.

Seating Guides →
🫁

3. Practice 5.5-Second Vagal Breathing

Inhale through your nose for 5.5 seconds, exhale slowly for 5.5 seconds. Diaphragmatic breathing stimulates vagal tone and suppresses stomach contractions.

Breathing Coach →
🫳

4. Apply P6 Wrist Acupressure

Apply firm, continuous thumb pressure to the P6 (Neiguan) point—located 3 finger-widths below your inner wrist crease between the flexor tendons—for 2 to 3 minutes.

Acupressure Science →
💨

5. Direct Cool AC Airflow & Sip Cold Water

Direct cool AC or ventilation vents onto your face and neck. Trigeminal skin cooling counteracts thermal spikes, while small cold water sips calm stomach contractions.

AI Voyage Coach →
Launch Fullscreen Horizon & Ambient SOS Mode → Start Resonant Breathing Coach →

Interactive Relief Suite

SeaCalm combines visual, auditory, respiratory, and cognitive therapies into a single, cohesive interface.

🌐

Visual Motion Cues

Real-time moving border particles adjust automatically to acceleration, braking, and steering. It visually anchors your eyes to your actual physical motion, resolving vestibular-visual conflict in passengers.

How it works →
🫁

Breathing Coach

Paced diaphragmatic breathing exercises with synchronized audio and haptic cues. Down-regulates your vagus nerve and controls autonomic responses to block the physiological nausea feedback loop.

How it works →
🎧

Binaural Sound Relief

Specifically engineered soundscapes using low-frequency spatialized pink noise models. Grounds your auditory system and provides cognitive distraction from cabin pressure and vehicle resonance.

How it works →
🤖

AI Travel Coach

Encrypts and stores your medical metrics and logs locally. Connects directly to AI LLM models using your own keys to offer customized trip recommendations, food choices, and vestibular desensitization schedules.

How it works →
📋

Pre-Trip Risk Calculator

Input your trip metrics to compute a personalized seasickness susceptibility risk score and generate an actionable preparation list of scientific comfort steps.

How it works →
💺

Seating Optimization Guides

Explore interactive 2D physics models of Cars, Airplanes, Boats, Trains, and Buses. Pinpoints exact seat locations with the least kinetic displacement to minimize vestibular conflicts.

How it works →

Designed for Passive & Active Comfort

Unlike heavy medication that leaves you drowsy, SeaCalm is non-pharmacological, 100% natural, and acts within seconds of activation. It uses Android's precise gyroscope physics simulation to project spatial movement directly onto your display, creating a synchronized horizon.

✓ Zero battery impact - minimal overhead sensor processing
✓ Completely offline operation for remote flights or cruises
✓ Compliant with Google Play Store data privacy and security guidelines
SeaCalm Logo representation

Vessel Motion Dynamics & Seasickness Relief Guide

Select your vessel type to discover specific wave movement characteristics, physiological nausea triggers, and targeted natural remedies.

Cruise Ship Motion Dynamics

Large cruise ships use stabilizer fins to dampen high-frequency roll. However, they still experience low-frequency heave (vertical bobbing) and subtle sway. Inside windowless staterooms, dining halls, or theater venues, the lack of a visible horizon causes classic sensory conflict. Initial signs include frequent yawning, cold sweats, and drowsiness, progressing to nausea.

Cruise Remedies & Strategic Deck Placement

1. Waterline Mid-Ship Cabin: Choose staterooms located on lower decks mid-ship (pivot point of the ship).
2. Promenade Fresh Air: Spend time on open promenade decks facing forward. Avoid engine exhaust zones.
3. Horizon Anchoring: Focus on the distant ocean horizon rather than close water splashes or interior walls.

Read Detailed Cruise Seasickness Guide →

Natural Treatment vs. Medicine, Patches & Bands

Evaluate how SeaCalm's digital and behavioral therapies compare to pharmacological drugs and physical wristbands.

Evaluation Parameter SeaCalm App Antihistamine Pills Transdermal Patch Acupressure Bands
Onset Speed Immediate (<10s) Slow (30-60 mins) Very Slow (4 hours) Medium (15 mins)
Drowsiness / Sedation 0% (None) High (Crosses BBB) Moderate to High 0% (None)
Pregnancy / Child Safe Yes (100% Safe) Consult Doctor Not Recommended Yes (100% Safe)
Side Effects None Dry mouth, fatigue Blurred vision, dry mouth Wrist pressure marks

Read Detailed Treatments Comparison →

Frequently Asked Questions

Clear, evidence-backed answers on managing seasickness, motion sickness, and non-drug travel remedies.

Motion sickness and seasickness occur when there is a sensory conflict in your body. Your inner ear vestibular system detects physical movement from ocean waves or travel, while your visual cortex seeing static cabin walls reports that you are sitting still. This sensory conflict prompts your brain to release stress hormones and trigger nausea.
SeaCalm uses evidence-based visual and physiological cues: real-time horizon stabilization overlays align visual perception with vessel motion, vagal diaphragmatic breathing coaches calm your autonomic nervous system, guided P6 wrist acupressure techniques suppress nausea receptors, and spatial acoustic cues help calibrate your balance centers without drugs or side effects.
Yes, 100%! All core relief tools — including the sensor-driven Visual Motion Cues overlay, respiration coach, audio soundscapes, and pre-trip risk checklists — operate entirely offline on your device, making it ideal for offshore cruising, sailing, and remote maritime journeys.
The P6 (Neiguan) point is located three finger-widths below your inner wrist crease between the two central tendons. Applying firm, steady pressure to this point stimulates the median nerve, sending neural signals to the brainstem that block stomach dysrhythmia and suppress nausea naturally.
All three are variations of kinetosis (motion-induced nausea) caused by visual-vestibular disagreement. Seasickness is uniquely challenging because ocean movement involves multi-axis rolling, pitching, and swaying waves, whereas car or air sickness typically involves linear acceleration or turn banking.
To prepare before your voyage: stay well hydrated, avoid heavy or greasy foods 2 hours before departure, choose a cabin located mid-ship on a lower deck where motion is minimal, keep your gaze fixed on the natural horizon, and use SeaCalm's pre-trip adaptation exercises.
While over-the-counter antihistamines like Meclizine or Dimenhydrinate depress central vestibular receptors chemically, they frequently cause severe drowsiness, dry mouth, and lethargy. Non-drug remedies like visual cues, vagal breathing, and P6 wrist stimulation provide fast relief with zero drowsiness, keeping you alert and comfortable.
Yes! Because SeaCalm relies 100% on drug-free physical and visual sensory alignment (horizon overlays, breathing regulation, acoustic cues, and acupressure), it is completely safe for travelers of all ages, including children, elderly passengers, and expectant mothers experiencing travel nausea.