Biojrnl Biojrnl
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A private health journal

Which door is yours?

Tap the one that sounds like you.

Or get the app now. Free to start, no adverts.

Download on theApp Store Get it onGoogle Play
The Biojrnl app icon

The quietrecord of you.

Your health, in your own words. On your phone, ready for the doctor.

Download on theApp Store Get it onGoogle Play

Free to start No adverts iPhone and Android

What would you like to log?

Choose a subcategory

Saved to your journal

Your journal

3Total 3Aug
AllThread By date
Search entries… Filter
August 20263
Mental Health Mild Lighter today, the walk helped Today
Gut Health Mild Calmer since moving breakfast earlier Yesterday
Joints & Muscles Moderate Stiff first thing, loose by ten Tuesday
Home Journal Meds
The Biojrnl More screen
The Biojrnl blood tests screen

This one works. Tap a category.

1Write it in your words 2Biojrnl keeps it in order 3Hand the story to your doctor
01Care circle

For the people you look after.

Up to nine profiles beside your own, shared only with the people you choose.

  • Managed profilesA parent or a child, beside your own.
  • Co-managersFamily who help, invited by you, removable by you.
  • Guest passesA sitter sees only what you hand them, until it expires. The app is free for them.
  • Who did whatEverything a co-manager or guest does on a managed profile is recorded, and you can review it.
How sharing works
02Private by design

Your story stays yours.

On your phone

Offline first. Backup only if you switch it on.

Encrypted

Each account in its own locked store.

Never sold

No adverts, no advertising profile. Your record is not a product.

No AI, no feeds

Nothing is read or scored by AI. No watch or fitness app syncing.

How privacy works

03Plans

Start free. Stay if it helps.

FreeThe basics, honestly. £0 ProOne person, no limits. £4.99a month FamilyUp to 3, beside you. £9.99a month CareUp to 9, beside you. £19.99a month

Compare the plans in full

Yours to keep,
in your pocket.

Biojrnl is on iPhone and Android. Free to start, no adverts, and your story stays yours.

Download on theApp Store Get it onGoogle Play

Free to start. Made in the United Kingdom.