CurveDay

Do you really know when your medication takes effect? ​​When the peak occurs?

Do you still have caffeine in your blood when you sleep?

CurveDay makes pharmacology visible – understandable for everyone.

REAL-TIME EFFECTIVENESS CURVES

For every dose, CurveDay calculates an individual effect curve
based on pharmacological data: onset, Tmax, half-life, and
bioavailability. You see the entire course of action at a glance –
from the first effect to complete elimination.

No more guesswork. Just clarity.


WHAT YOU CAN TRACK

✔ Medications – Ibuprofen, Paracetamol, Aspirin, Ramipril, Metoprolol
✔ ADHD – Methylphenidate (Ritalin, Concerta), Lisdexamfetamine (Vyvanse),

Atomoxetine (Strattera), Adderall
✔ Antidepressants – Sertraline, Escitalopram
✔ Sleep aids – Melatonin, Diphenhydramine, Doxylamine, Valerian
✔ Antihistamines – Cetirizine, Loratadine
✔ Caffeinated drinks – Espresso, Filter coffee, Cappuccino, Red Bull, Monster
✔ Supplements – Magnesium, Vitamin D3, Vitamin B12, L-Theanine, Omega-3
✔ Alcohol – Beer (0.33L / 0.5L), Wheat beer, Wine, Sparkling wine, Shots, Long drinks
✔ Nicotine – Cigarettes, E-cigarettes, Nicotine pouches Patches
✔ Nootropics – Caffeine Stack, L-Theanine, Guarana
✔ Others: Tramadol, Omeprazole, Simvastatin, Amlodipine, and more

KEY FEATURES

📈 PHARMACOLOGICAL CURVE
Over 64 substances with real PK data. Personalized with your
body profile (weight, height, age, biological sex).

⚠️ INTERACTION DETECTION
Over 65 known interactions – from synergistic to critical. CurveDay
actively warns you about dangerous combinations, e.g.:
→ Acetaminophen + Alcohol (Liver damage!)
→ GHB + Alcohol (Life-threatening!)
→ SSRI + Tramadol (Serotonin syndrome!)

😴 SLEEP WINDOW
Shows which substances are still active when you fall asleep. Caffeine at
3 PM? The curve shows you whether you'll still feel it at 11 PM.

🔁 QUICK RETAKE
Intakes from the last 24 hours appear directly on the home screen –
grayed out, ready for a new dose. Just tap it.

📸 STORY EXPORT
Share your effects as an Instagram Story (9:16 JPEG) –
for 1 day, 1 week, or 1 month. Beautifully designed, instantly shareable.

🔔 REMINDERS & PEAK ALERTS
Push notifications for intake and peak effects.

Daily digest every morning.

🎯 BODY PROFILE
Optional: Weight, height, age, and gender for more precise calculations.

Database default: 70 kg adult.

🌗 DARK & LIGHT MODE
Fully customizable. System settings are respected.

🔒 YOUR DATA, YOUR DEVICE

No account. No cloud required. All data stored locally.

Optional sync between devices available.

WHO WAS CURVEDAY DEVELOPED FOR?

→ People with chronic illnesses who take multiple medications
→ People with ADHD who want to understand their focus time
→ Biohackers and self-optimizers with complex supplement stacks
→ Anyone who wants to be more mindful of their caffeine, alcohol, or nicotine intake
→ Health-conscious individuals who finally want to understand what's happening in their bodies

DISCLAIMER

CurveDay is for general information purposes only and does not replace medical or pharmaceutical advice. Always consult a doctor or pharmacist with any questions regarding medications.