For semaglutide and tirzepatide

GLP-1 tracker app for semaglutide and tirzepatide

Peptisy logs your GLP-1 doses, whether from a pre-filled pen or a compounded vial, and tracks weight, side effects, and reminders alongside your history. No account required: your dose records stay on your device and your own iCloud.

This tool does arithmetic on numbers you enter. It does not recommend doses. Talk to your prescriber about your protocol.

What the tracker does

Dose log

Log each pen or vial dose in a few taps. Every write is verified before it's saved.

Reconstitution calculator

For a compounded GLP-1 vial, enter the vial amount, water added, and dose to get units to draw.

Injection site rotation

Log the site for each shot and see your rotation history at a glance.

Reminders

Set a reminder for your dosing day, weekly or on your own schedule.

Weight and side-effect notes

Track your weight and any side effects alongside your dose history.

Doctor report

Generate a plain PDF report of your dose history to bring to an appointment.

How it works

  1. Add Ozempic, Wegovy, Mounjaro, or Zepbound from a built-in template, or set up your own pen or vial.

  2. Log each dose. For a compounded vial, reconstitution math and units to draw are calculated automatically.

  3. Track your weight and any side effects alongside your history, and export a report when you want one.

Peptisy for iPhone

Log doses, track vials, and generate a report for your prescriber. Data stays on your device and your own iCloud.

Download on the App Store

Frequently asked questions

Does Peptisy work for Ozempic, Wegovy, Mounjaro, and Zepbound?

Yes. Built-in templates cover these approved GLP-1 brands, or set up any pen or vial yourself.

Do I need reconstitution math for a GLP-1 pen?

No. Pens are pre-filled. The reconstitution calculator is for a compounded GLP-1 supplied as a vial that needs mixing.

Can I track my weight alongside my doses?

Yes. Weight and side-effect notes sit next to your dose history in the same log.

Does it send dose reminders?

Yes. Set a reminder for your dosing day.

Is Peptisy free to use?

Peptisy offers a 7-day free trial on the weekly plan. After the trial, continued access requires a subscription or a one-time lifetime purchase. The price is shown in the app before you enter any data.

Is my data private?

Peptisy does not require an account. Your dose data stays on your device and syncs only through your own iCloud private database.

Does Peptisy give medical advice?

No. Peptisy performs arithmetic on the numbers you enter. It does not recommend, adjust, or suggest a dose. Talk to your prescriber about your protocol.

Related calculators

This tool does arithmetic on numbers you enter. It does not recommend doses. Talk to your prescriber about your protocol.