Worth it
Clear schedule, zero guesswork, and my first morning felt amazing.
Free
In-App Purchases
About
This app creates personalized plans to help you adjust to new time zones faster. It provides evidence-based guidance on sleep schedules, light exposure, and caffeine/melatonin management for smoother travel adaptation.
✓Personalized trip plans
✓Sleep schedule adjustment
✓Light exposure timing
✓Caffeine and melatonin management
✓Flight day timeline
✓Advanced customization
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What's New in Jet Lag Bye
1.9.0
November 5, 2026
Your trip, one clear next step at a time. • A shorter first use, with a free example that does not use your first itinerary • Resume your active trip when you reopen the app • Clear local-clock actions, with Done and Can’t now controls • Improved round-trip and return-flight guidance • Edit the same trip without using another plan • More reliable, trip-specific reminders for sleep, light and caffeine cutoffs • City and airport search, saved drafts, and a recent-arrival path • Optional sleep check-ins and a device-local usage summary Guidance is educational and estimated from your trip and usual sleep; it does not measure your body clock or provide medical advice.
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Subscriptions & In-App Purchases
Annual Unlimited
Unlimited trips and Reset Sleep for one year.
$24.991 Year
User reviews
Developer apps
FAQ
What is Jet Lag Bye?
Jet Lag Bye is a travel app designed to help users adjust to new time zones more quickly. It generates personalized plans based on your trip details to optimize sleep, light exposure, and supplement timing.
How does Jet Lag Bye help with jet lag?
It provides evidence-based guidance to shift your sleep schedule before and during your trip. The app also offers recommendations for strategic light exposure and managing caffeine and melatonin intake.
Is Jet Lag Bye free to use?
The app is free to download, but a subscription is required to access its core features, including unlimited trip plans and personalized recommendations. Subscription options include monthly and yearly plans.
What are the subscription options for Jet Lag Bye?
Jet Lag Bye offers a monthly subscription for $4.99 and a yearly subscription for $14.99. These subscriptions unlock all premium features and allow for unlimited trip plan creation.
Can I cancel my Jet Lag Bye subscription?
Yes, you can cancel your subscription at any time. The terms of service are available at https://asdftq.github.io/JetLagBye/terms.html.
What devices does Jet Lag Bye support?
Jet Lag Bye is currently available for iPhone. It requires iOS 13.0 or later.
How often is Jet Lag Bye updated?
The latest version of Jet Lag Bye is 1.6, which was last updated on March 18, 2026. Updates typically include new features, bug fixes, and performance improvements.
What is the age rating for Jet Lag Bye?
Jet Lag Bye has an age rating of 4+. This indicates it is suitable for users of all ages.
