Instant Progesterone Test
+ Eli app
Decode your ovulation window. Anytime, anywhere. Know your progesterone levels in 20 minutes—no blood, no lab, no guesswork.
Saliva-based test
Real-time results
AI-powered app (iPhone only)
Results on your phone anytime, anywhere
First shipment: late Q1 2026
ELI DIFFERENCE
Measure progesterone instantly.
Hormometer™ is the first instant hormone monitoring system that captures progesterone fluctuations in real time. No labs. No waits. Just a saliva sample and your phone.
| Urine tracker | Your wearable | ||
|---|---|---|---|
| Sampling method | Saliva | Urine | Finger-prick sample |
| Test anytime, anywhere | Like brushing your teeth | Messy | Painful |
| Analysis method | Smartphone | Extra device | Lab |
| Immediate results | 4-10 days | ||
| Cost by data point | $8/test | $17/test | $65/test |
PROGESTERONE: CORNERSTONE OF FEMALE HEALTH
Progesterone is central to everyday health.
Progesterone rises after ovulation and quietly supports vital systems throughout your cycle.


Progesterone regulates:

What impacts
progesterone levels?
Short luteal phases, anovulatory cycles, and stress-related disruptions can prevent a healthy progesterone rise. If your levels stay low in the luteal phase, you might notice:

Irregular periods

Trouble sleeping

Mood swings or anxiety

Premenstrual symptoms

Temperature shifts

Age-related hormone shifts
How it works
Easy testing — anytime, anywhere.
Step 01
Collect your saliva.
Step 02
Scan your test with the Eli app.
Step 03
Visualize your data.
Get personalized tips.

Doctor Robbins’
medical perspective
“With Eli, women can now regularly track progesterone—a once costly and invasive process—unlocking powerful insights into their cycles, fertility, and hormonal health.“
Alicia Robbins, MD
Board-certified OBGYN and Certified Menopause Practitioner.






