We make this app, and its sales help fund the free GLP1 Base atlas. It does not change what the atlas says about any medicine. Everything below comes from the app's App Store listing, checked 2026-10-01.

GLP1 Base: Shot & Pill Tracker

iPhone · iOS 18.0+ · Age 17+ · Version 1.3.0

A private log for your GLP-1 medicine, weekly pen or daily tablet.

GLP1 Base is a private log for GLP-1 medicines, weekly shots or once-a-day tablets. Log each dose and how the days after it go, see symptoms laid out by day since your last dose, and bring a one-page summary to appointments. No account, and nothing leaves your iPhone unless you export it.

Made for: Adults taking a prescribed GLP-1 injection who want a private record to share with their clinician.

  • Day 3 since your shot. Log how today feels.
  • See which day after a dose your nausea shows up.
  • On a daily tablet? The ring becomes a 24-hour dial.
  • What your medicine is, with every source linked.
  • No account. Your records stay on this iPhone.

Screenshots from the App Store listing.

What it does

  • Today shows where you are in your cycle: a ring for weekly shots, a 24-hour dial for daily tablets, with a dot on each day you logged a symptom.
  • Log how each day feels on a 1 to 5 scale. The after-dose chart lays symptoms out by day since your last dose (latest cycle free, every cycle with Pro).
  • A calendar that shows doses taken, late or not taken, with no streaks to break.
  • Weight and waist with a simple chart, refills and what you paid, progress photos that stay in the app, and reminders on your usual day and time.
  • Pro: a one-page appointment report for your prescriber, built only from what you logged.
  • Short offline articles with sources, and links to glp1base.com for what your medicine is and where it is approved. No account; nothing leaves your device unless you export it.

What it does not do

  • It never picks or recommends a dose. Your prescriber sets your schedule.
  • It is not a medical device and does not diagnose, treat or give medical advice.
  • No food scanner and no forced calorie counting.

Privacy

No account, no cloud sync, no analytics and no third-party SDKs. Your medication records stay on your iPhone unless you export them.

Price (US App Store)

DownloadFree
GLP1 Base Pro Lifetime$14.99 one-time
GLP1 Base Pro Monthly$4.99 per month
GLP1 Base Pro Yearly$29.99 per year

Prices are optional in-app purchases as listed on the US App Store. The App Store shows your local price before you buy.

Shown on these atlas pages

SemaglutideTirzepatideLiraglutideDulaglutideExenatideOrforglipron

Editor's note: Three listing screenshots are not shown here: the calendar and the appointment report show dose amounts from the sample record, and the injection-site map is left out as on our other app pages, because this site does not publish dosing or injection information. Mazdutide and ecnoglutide are not linked because, in our records, they are approved only in China. Source: GLP1 Base on the App Store (listed by Mitaanshu Agarwal; version 1.3.0 released 2026-09-30; checked 2026-10-01).

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