Your private journal.

Record prescriptions, amounts and how you felt — without creating an account. Built for adults in the UK prescribed cannabis-based medicine.

Download on theApp StoreSee how it works

Your journal, prescription records and products stay on this iPhone. Cannotate does not upload them.

Cannotate prescription records archive using synthetic data
Cannotate summary charts using synthetic data
Cannotate journal showing two synthetic entries on one day

Synthetic data shown

Four quiet tools.
One private record.

Everything in Cannotate begins with information you choose to record — and stays under your control.

Cannotate journal showing two synthetic entries recorded on one day

01Journal

Record the day in seconds.

Add products, amounts, times and methods to a daily record. Move through the calendar to revisit any day at a glance.

  1. Amounts, times and methods
  2. A clear day-by-day record
  3. Edit an entry whenever you need
Cannotate observation form with synthetic personal rating scales

02Observations

Add context in your own words.

Optional personal ratings and notes can sit alongside an entry without turning your experience into a treatment verdict.

  1. Simple personal rating scales
  2. Optional notes linked to an entry
  3. A record, never an assessment
Cannotate on-device prescription scanning screen using synthetic data

03Prescription records

Keep the details organised.

Scan a prescription on this iPhone, review the extracted text and confirm every field yourself. The scan is deleted unless you choose to keep a device-only copy.

  1. Text processed on-device
  2. Every field confirmed by you
  3. Not verified by Cannotate
Cannotate summary showing synthetic personal-rating charts over six months

04Summaries

See your record over time.

Simple descriptive charts reproduce the information you entered over four weeks, six months or a year — without prediction or clinical interpretation.

  1. Choose a useful date range
  2. Explore your recorded information
  3. No correlation or treatment claims

Everything stays
on this iPhone.

Cannotate is designed so your record belongs to you — and only you.

Account
Not required
Journal & records
Stored on this iPhone
Prescription text
Processed on-device
Record status
Confirmed by you
Your control
Export or reset at any time

Cannotate does not upload your journal, prescription records or saved products.

Cannotate privacy and data screen showing records stored on this iPhone

StorageOn this iPhone

Your records.
Your iPhone.
Your journal.

For adults in the UK prescribed cannabis-based medicine. Free to download, private by design.

Download on theApp Store