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Endo Companion

Your symptoms, on the record.

A private diary for endometriosis and adenomyosis, whether you are diagnosed or still waiting. Build a dated record of your symptoms that a GP, a specialist or an employer can read.

Coming soon toGoogle Play
Endo Companion
Your symptoms, on the record
What Endo Companion does

Evidence, without the effort

Log a bad day in seconds, add details when you can, and let the record speak for you.

A five-second bad-day log

One tap logs a bad day with a single score from 1 to 10. Add the details later, or never.

Each kind of pain, separately

Rate period pain, pelvic pain, pain during or after sex, bowel pain and pain passing urine, each linked to your cycle day automatically.

Where it hurts

A body map, front and back, for the places endometriosis pain is felt.

Flares as episodes

Start and end a flare, and note what helped and any care you sought. The app never labels a flare for you.

Bleeding, bowel and bladder

Optional sections for flooding, clots and period length, and for bowel and bladder symptoms.

A one-page GP summary

Your worst and typical pain, how often each kind happens and how it relates to your periods, on one page for your GP.

A record for work and benefits

See the share of days each activity was affected, with a dated flare log, for an employer, school or a benefits assessment.

Treatments over time

Mark when a treatment starts, stops or changes, and see your symptoms before and after.

Gentle by default

Reminders stay off unless you choose them, and you can hide totals and counts on harder days.

Private by design

Your data never leaves your device.

Everything you record stays on your device, encrypted. No account, no server, no trackers.

No account, no server

There is nothing to sign up for, and nothing you log is sent to us.

Encrypted on your phone

AES-256 (SQLCipher), with the key held in your phone's secure keystore.

No ads, no trackers

Your health data is never collected, sold or shared. No analytics or advertising SDKs.

Optional app lock

Open Endo Companion with your fingerprint, face or PIN.

A backup only you can open

Make an encrypted backup with a passphrase only you know, and keep it where you choose.

Delete everything, for good

Permanently erase all your data, whenever you choose.

Be believed, with a record that speaks for you.

Endo Companion is in development and coming soon to Google Play, for Android. Features may change before launch.

Coming soon toGoogle Play
Thank you. We'll email you once when Endo Companion launches, then delete your address.

Tell me when it launches

One email when Endo Companion is on Google Play. Nothing else.

Or help us test it early →

This app is a tracker and a record. It does not diagnose or treat any condition, and it is not a substitute for professional medical advice. Always speak to your GP or a qualified health professional about your health.