Glucose guide

A Diabetes Logbook App Built for Everyday Tracking

Keep glucose, insulin, medications, carbs, A1C, and daily context together in a clear diabetes logbook for iPhone and iPad.

Reviewed July 30, 2026 · Published by Glucose

A useful logbook should make consistency easier

A diabetes log is most useful when it captures enough context to make a reading understandable later. A number on its own can be hard to interpret. The time of day, whether it was before or after a meal, medication, insulin, carbohydrates, and a short note can all help you and your care team review what happened.

Glucose is designed to keep that context in one place without turning every entry into a long form. You can record:

  • Blood glucose readings in mg/dL or mmol/L
  • Insulin and medications
  • Carbohydrates
  • Lab A1C entries and estimated A1C trends
  • Blood pressure, weight, and ketones
  • Meal timing, custom tags, and notes

Glucose records information you enter or sync. It does not test your blood sugar or determine what a reading means for your treatment.

What makes Glucose work as a digital logbook

Quick entries with useful context

The app is built around a daily timeline. Add a reading, attach the relevant time or meal context, and return to the same log when you need to review the day. This keeps routine tracking focused while still leaving room for notes.

Trends without losing the underlying records

Glucose shows 7-, 30-, and 90-day averages alongside individual entries. Estimated A1C can provide another view of logged glucose data between lab tests, but it is only an estimate and should never be used for diagnosis or treatment decisions.

Reports you can take to an appointment

Exported PDF or CSV reports can make it easier to share a selected history with a clinician. A report is not a medical interpretation; it is a clearer way to bring your own records into a conversation with your care team.

Apple Health support

According to the current Glucose App Store listing, entries recorded in Glucose can be written to the Apple Health app. This helps keep supported health information available alongside the other data you choose to store in Apple Health.

A simple logging routine

  1. Record the glucose reading and its unit.
  2. Add meal timing or another relevant tag.
  3. Log insulin, medication, or carbohydrates only when they are part of the context you want to keep.
  4. Add a short note for anything unusual.
  5. Review the longer trend before an appointment instead of reacting to a single number.

Your clinician can help you decide what information is appropriate for your care plan and how often to record it.

Who this kind of app fits

Glucose is a good fit for someone who wants an iPhone- and iPad-focused logbook with several health metrics in one place. A specialized platform may be more appropriate if you need automated insulin delivery, real-time safety alerts, remote clinical monitoring, or treatment recommendations. Those are different functions from personal record keeping.

Source

Try Glucose

Keep the numbers that matter in one clear log.

Track glucose, insulin, medications, A1C, and daily context on iPhone and iPad.

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