Free tools

GLP-1 tools that don't ask for your email

No account, no sign-up, no catch. Made by the team behind Tirzing.

AM I NORMAL? 62nd percentile BEFORE & AFTER -41 lb GOAL DATE Wed 4 Mar from two weigh-ins
Reality check

Am I losing fast enough?

The question everyone asks and nobody answers. Compare yourself against the published trial average, and against real people at the same week.

Show me where I stand →
Share image

What have I lost?

Turn your weight loss into something you can actually picture, bowling balls, house cats, gold bars, and get a share image for it.

Visualize my loss →
Share image

Before & after maker

Drop in two photos, add your weights and dates, and get a clean before/after, with automatic face blurring if you want it.

Photos never leave your device Build my before/after →
Calculator

When will I hit my goal?

Two weigh-ins is all it takes, no working out your own rate. Get a date, plus the nearer milestones actually worth aiming at.

Find my date →
Calculator

What is each pound costing you?

Vials, visits, labs, the lot. The number is usually a surprise, and it's the one people use to justify the spend to themselves.

Add it up →
Calculator

Mid-cycle titration calculator

Want to move up a dose now instead of waiting for your next shot day? Work out the one dose to take today, without stacking it on what's still in you.

Work out my dose →
Calculator

BMI calculator

The number, plus what other BMI calculators skip: the weight that moves you a category, and how far your BMI has already come.

Work out my BMI →

Want the rest of it?

These are the fun bits pulled out of Tirzing, the full app tracks your shots, weight, doses, supply and side effects, estimates your medication level, and tells you when you're stalling and what to do about it.