Your life does not have to stop because type 1 diabetes showed up. Let stable help you take control, gain confidence, and live your best life. Practical progress that fits your life.
Get started for free
in minutes.
Getting started with stable takes just a few taps. Download the app, choose a track, and begin your journey.
Download stable. Free on the App Store, worldwide. Sign up in seconds with the social account you already use.
Available on: iPhone
Choose your track. Pick the track that fits where you are today. From the fundamentals to insulin onsets, carb counting, and advanced split-bolus techniques. There's a path for everyone.
Available on: iPhone
Start your journey. Every day brings a new lesson that builds on the last. Get educated, get empowered, get stable.
Available on: iPhone
Foundational tracks are free. Unlock advanced tracks with a monthly or annual subscription. Cancel anytime.
Free to start, yours to grow. Begin with the foundations at no cost, then go deeper with advanced tracks whenever you're ready.
Available on: iPhone
T1D can be overwhelming.
We know. We live with it too.
Being diagnosed with T1D can be overwhelming. A lot of medical terms are thrown at you, and it's hard to know where to start. stable is designed to bridge that gap. Get educated via easy to follow tracks which build your confidence, day by day.
Foundations Track. What to know, what to expect, and how it feels with Eoin Coestello. If you're just starting out, this is the track for you.
Available on: iPhone
Advanced Foundations Track. Understanding the mechanics behind day to day Type 1 Diabetes care with Eoin Coestello. If you're already familiar with the Foundations Track, this is the track for you.
Available on: iPhone
Understanding Insulin Track. Better timing, better dosing, better outcomes. Understanding insulin with Eoin Coestello. If a pre-bolus, insulin onset, or insulin-on-board are alien to you, this track is for you.
Available on: iPhone
Carb Counting Track. Count with confidence. Learn to estimate carbs, dose accurately, and steady your numbers around every meal. If carb counting is new to you, this track is for you.
Available on: iPhone
Insulin Timing Track. Improving understanding and consistency in insulin timing with Eoin Costello. If you're not sure how to time your insulin, this track is for you.
Available on: iPhone
Insulin Sensitivity & Resistance Track. Understanding the balance between insulin sensitivity and resistance with Eoin Costello. If you're not sure how to balance your insulin sensitivity and resistance, this track is for you.
Available on: iPhone
Treating Hypos Track. Understanding why hypos happen, how to spot them early, and how to stay one step ahead with Eoin Costello. If you're not sure how to treat a hypo, this track is for you.
Available on: iPhone
Treating Hypers Track. Understanding what drives hyperglycaemia and what you can do when it happens with Eoin Costello. If you're not sure how to treat a hyper, this track is for you.
Available on: iPhone
Built by Type 1 Diabetics.
For Type 1 Diabetics.
We built stable to help you take control of T1D while still living your best life. No magic wand, just the lessons we've learned firsthand, structured into a clear path that builds your confidence, day by day.
Eoin Costello A Type 1 Diabetic himself, Eoin guides you through every track, sharing what he's learned living with T1D.
Mark Cilia A Type 1 Diabetic too, Mark built stable from the ground up, shaping every detail around what really helps living with T1D.
Just heard the words “type 1”? Start with the foundations and build a calm, confident routine from day one.
Been doing this a while? Sharpen your technique and fill the gaps with advanced tracks made for real life.
Supporting someone you love? Understand what they're navigating and learn how to help them feel steady.
Build the non-negotiables
that keep you stable.
Non-negotiables are the small daily habits that add up. Start with the core set we recommend for Type 1 Diabetics, add your own, then see how consistent you are with insights inspired by the tools you already trust.
Your daily habits, in one place. Tick off the core non-negotiables we suggest for T1D, or create your own.
Stay consistent. Mark each non-negotiable complete as you go, and keep the habits that matter most front and centre every day.
Available on: iPhone
Overview & insights. See your non-negotiables, connect your CGM for more context, and track completion at a glance.
Available on: iPhone
See how consistent you really are. Clear, familiar charts show your completion over weeks, months, and years.
Understand the why. Every habit comes with the context behind it, so you know exactly why it keeps you stable.
Available on: iPhone
Track the trends. Switch between weekly, monthly, and yearly views to spot patterns and celebrate your streaks.
Available on: iPhone
Vote on what we
cover next.
Vote for the topics you want to know more about. The crowd picks the winner, and we answer it every week.
A community that gets it.
Stronger together. Join people living with T1D who understand exactly what you're navigating. Share, vote, and shape what we cover, side by side.
Cast your vote on the topic you care about. From changing ratios to post-workout spikes, every vote helps decide what we cover.
Your voice, your content. Pick the real-life frustrations that matter most to you, and watch the community rally around the same questions.
Available on: iPhone
The crowd picks the winner. See live results as votes come in, with time left on every poll, then we answer the winning topic each week.
Available on: iPhone
Frequently asked questions.
stable is an iPhone app that helps people living with Type 1 Diabetes build confidence through guided tracks, habit tracking, and a supportive community. It is built by Type 1 Diabetics, for Type 1 Diabetics, for anyone affected by T1D, whether you're newly diagnosed, have lived with it for years, or are a parent or carer supporting someone you love.
Yes. stable is free to download and the foundational tracks are free to use. Advanced tracks can be unlocked with a monthly or annual subscription, and you can cancel anytime. stable is available on iPhone via the Apple App Store, worldwide.
Tracks include the Foundations Track, Advanced Foundations Track, Understanding Insulin Track, and Carb Counting Track, covering everything from the fundamentals to pre-bolusing, insulin onset, insulin-on-board, and accurate carb counting. New tracks are added regularly.
Non-negotiables are the small daily habits that keep you steady, like pre-bolusing or carb counting. stable suggests a core set we recommend for Type 1 Diabetics, and you can also create and track your own custom habits. Mark them complete each day and watch your insights build over time.
Yes. In the Community tab you can vote for the topics you want to know more about. The crowd picks the winning topic, and we answer it with a new episode every week, so the content is shaped by the people living with T1D.
You can cancel anytime from your Apple App Store subscription settings. You'll keep access to advanced tracks until the end of your current billing period.
No. stable is an educational tool built to support you, not a substitute for advice from your healthcare team. Always speak to your medical professionals about your treatment and any changes to your care.