Lightly: AI Weight Loss Coach
Track Progress & Slim Down
About
This AI-powered companion helps you achieve your weight loss goals by tracking progress, offering personalized guidance, and providing motivation. Log your weight, capture transformation photos, and set target weights with intelligent analytics to celebrate milestones.
What's New in Lightly
1.1.0
August 21, 2026
Invite friends, get free time. • Invite Friends — Share your referral code from Settings. Your friend subscribes at a special discounted price, and you get 7 extra days added to your subscription automatically. • Referral status — See who has joined and how many bonus days you have earned. • Fixes and polish — Improvements to the subscription screen and general stability.
MoreSubscription plans
Light Pro
Full access, billed weekly.
FAQ
What is Lightly's AI Weight Loss Coach?
Lightly's AI Weight Loss Coach is a feature that allows you to chat with an AI for motivation, guidance, and answers tailored to your specific progress. It provides personalized support to help you stay on track with your weight loss journey.
How does Lightly help with weight tracking?
Lightly allows you to log your weight in seconds and monitors your journey with beautiful charts and a detailed history. This feature helps you visualize your progress and understand trends over time.
Can I track my physical transformation with Lightly?
Yes, Lightly includes a Progress Photos feature that lets you capture your transformation over time. You can compare your progress visually to see how far you've come.
Does Lightly offer offline support?
Yes, Lightly supports offline use. You can log your weight even without an internet connection, and your data will sync automatically once you are back online.
What are the subscription options for Lightly Pro?
Lightly Pro offers weekly subscriptions at $7.99 and $14.99, as well as a 3-month subscription for $24.99. Payments are charged to your Apple Account and subscriptions auto-renew unless turned off 24 hours before the period ends.
Is my data secure with Lightly?
Yes, Lightly emphasizes privacy and security. Your personal data is stored securely, allowing you to focus on your health with confidence. The app has a privacy policy available for review.
What is the age rating for Lightly?
Lightly is rated for users aged 12 and older. This age rating suggests it is suitable for teenagers and adults looking for weight loss support.
How often is Lightly updated?
The latest version of Lightly is 1.1.0, and it was last updated on August 21, 2026. This indicates a recent update, suggesting ongoing development and support for the application.