Lighter - GLP 1 Tracker

Lighter - GLP 1 Tracker

Make every GLP-1 shot count

21 ratings
18 reviews
Free
In-App Purchases

Details

  • Released
  • Updated
  • July 29, 2026
  • August 4, 2026

Features

Lighter - GLP 1 Tracker screenshot #1 for iPhone
Lighter - GLP 1 Tracker screenshot #2 for iPhone
Lighter - GLP 1 Tracker screenshot #3 for iPhone
Lighter - GLP 1 Tracker screenshot #4 for iPhone
Lighter - GLP 1 Tracker screenshot #5 for iPhone
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About

Effortlessly track your GLP-1 medication doses, injection sites, and side effects. Monitor your medication levels and weight trends with a simple, intuitive interface designed for consistency.

Log injections or pills in seconds
Rotate injection sites on a body map
Set shot-day reminders
View estimated medication level
Track side effects and patterns
Monitor weight trends
No account required
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What's New in Lighter

1.0.2

August 4, 2026

Bug fixes and user experience improvements :)

Subscription plans

Lighter Premium (Monthly)

Unlimited peptide & GLP-1 tracking, billed monthly.

$9.991 Month
How to cancel Lighter subscription ⁉️

User reviews

Clients loves it!

I’m a personal trainer and I have a 3 clients using Lighter has been super easy whilst them being on GLP - 1. As a coach, the app has been super easy to track all nutrition information and GLP - 1 data.

Love this app!

It’s made keeping up with my GLP-1 so much easier. I love being able to log my shots, water, and food all in one place without it feeling like a chore. The reminders and medication tracker are such a nice touch.

The help I needed

This is a great tool to help stay motivated and work smart not harder on my goals..

AMAZING APP

⭐⭐⭐⭐⭐
This app is exactly what I was looking for. It remembers my last injection site, reminds me when it’s time for my next dose, and makes nutrition tracking incredibly easy. I appreciate that I didn’t have to create an account just to get started, and it’s reassuring to know my health data stays private. Highly recommend for anyone using a GLP-1 medication. LOVE this app!!!
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Love this app!

This apps keeps me on track every single day! I wake up and go to sleep ready to see how my day has progressed, making sure I've met my goals and hit all my targets for the day. Reminds me of my last shot, the placement and when the nexHaving something that answering all of my questions ano concerns instantly is amazing too. I love this app so much it's definitely a game changer for me :)
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Response from developer

This one made our day. Knowing where the last shot went and when the next one is due is the whole reason Lighter exists, so it means a lot to read this. 🩵

Developer apps

FAQ

What is Lighter?

Lighter is a health and fitness app designed to help users track their GLP-1 medication. It allows you to log doses, injection sites, side effects, and monitor weight trends.

What GLP-1 medications does Lighter support?

Lighter supports a wide range of GLP-1 medications including Ozempic, Wegovy, Zepbound, Mounjaro, Rybelsus, Trulicity, Saxenda, Victoza, Byetta, Adlyxin, Foundayo, compounded semaglutide and tirzepatide, and Retatrutide.

How does Lighter track medication levels?

Lighter provides an estimated medication level that rises and falls between doses, modeled per medication. This is an informational estimate and not medical advice.

Can Lighter help me manage side effects?

Yes, Lighter allows you to log common side effects like nausea, fatigue, and food noise, and track their severity. You can customize the panel and spot your own patterns by dose and site.

Is Lighter free to use?

Lighter is a subscription app. While it may offer a free trial, full access requires a subscription. Monthly plans are $9.99 and annual plans are $39.99 with a 3-day free trial.

What devices does Lighter support?

Based on the provided data, Lighter is currently supported on iPhone.

How often is Lighter updated?

The latest version of Lighter is 1.0.1, and it was last updated on July 31, 2026. The app was initially released on July 29, 2026.

Does Lighter have ads?

No, Lighter does not contain advertisements. The app is designed to be fast, calm, and clear without the distraction of ads.