AIAI Luna: join the waitlist
Nutrition-led fat loss and sustainable habits
Your AI personal trainer
Meals and training planned around your numbers, a check-in every day, and one small change each week.
Your trainer
AINutrition-led fat loss and sustainable habits
AIStrength and muscle
AITechnique, joint health and training after 40
AIRunning, conditioning and endurance
How it works
The way of coaching that suits you.
A short chat and three quick forms.
Meals, training and a shopping list, built around your numbers.
It plans around you
All of it works in the app today.
Tuesday · Meals
2,150 kcal · on target
Today · Full body · 45 min
It checks in
A message every day about what's next. Once a week, a five-minute review that agrees one small change.
Weekly review · Week 3
Your streak of good weeks
The price
A personal trainer, in person
£150–280 a month, for one session a week1Streka's price from launch in January 2027. The first 150 beta members get a founding price.
1 At £35 to £65 a session: Gym Guide, How much does a personal trainer cost in the UK?, 23 November 2025. One session a week is about 4.3 sessions a month.
Safety
Never faster than 2 lb (0.9 kg) a week.
It asks you to check with your GP.
Some answers are never left to the AI.
Read and delete what it remembers.
We invite people from the waitlist to the beta in batches from November. Streka launches in January 2027. We will email you when your invite is ready and when Streka launches.
Free to start. Coach is £24.99 a month from launch. The first 150 beta members get a founding price, locked for as long as they stay.
No. Every Streka trainer is an AI, it tells you so when you meet it, and it never pretends to be a person.
The beta starts on iPhone, through Apple's TestFlight app. We will tell the waitlist when Android is ready.
No. Your training plan is built for the days you can train and the equipment you have, from a full gym to bodyweight only.
No. Streka gives fitness and nutrition guidance. It doesn't diagnose or treat anything, and it tells you when something is for your GP.
We use it to email you when the beta opens and when Streka launches, and for nothing else. We don't sell it, and you can unsubscribe at any time. The details are in the waitlist privacy notice.
The beta