Shift - Jet Lag Sleep

Hashing LLC · Health & Fitness

Free

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What changed · US

Listing changes AppTracker has observed for this app in this storefront — new versions, price moves, rating shifts, and store copy.

Oct 11, 2026
New version 1.0.2 → 1.1.0

A smarter plan, built around you. • Plans use your own sleep times — from Apple Health or set in Settings. • Big eastward jumps are planned the faster way round, and short trips can stay on home time. • Light windows never fall while you sleep, and tell you whether to go outside or use bright indoor light. • In-flight sleep follows night at your destination. • Now leads with your next step; Plan adds a 24-hour timeline. • Add connections, or find your flight in Calendar. • Live Activity and Dynamic Island, optional wake alarms (iOS 26), Siri, and a Done button on Apple Watch. • Your nights after arrival can move the plan to match your body clock.

Sep 14, 2026
New version 1.0.1 → 1.0.2
Sep 12, 2026
New version 1.0 → 1.0.1

Screenshots

About

Shift helps you plan light, sleep, and caffeine timing around trips across time zones. PLAN YOUR TRIP Choose your airports and enter your flight times — or find the flight in your calendar. Add connections if you change planes. Shift picks the faster way to shift your body clock: for big eastward jumps it can be quicker to go the other way round. For short stays, choose "Stay on home time" so there is nothing to undo when you fly back. Shift builds a schedule before, during, and after your flight around your own usual sleep times. FOLLOW YOUR PLAN • Your next step comes first, with a live countdown. • Light windows fall only in your waking hours, and say whether to get outside or use bright indoor light. • On the plane, sleep when it is night at your destination. • A 24-hour timeline shows sleep, light to seek, and light to avoid. • Mark cues complete, skip a cue, or set a reminder. • Live Activity and Dynamic Island show an open light window. • Optional wake alarms ring at your planned wake time (iOS 26). • Ask Siri "What's next in Shift". • Home Screen and Lock Screen widgets, and a countdown with a Done button on Apple Watch. • Landed early or late? Shift notices the time-zone change and offers to update your arrival. BETWEEN TRIPS Shift+ includes an everyday light, sleep, and caffeine schedule, cue-completion summaries, an adaptation profile, and PDF export. APPLE HEALTH With your permission, Shift reads wrist temperature, sleep, heart-rate variability, and resting heart rate from Apple Health. Sleep at home sets your usual sleep window. After you arrive, your nights can show whether your body clock is ahead of or behind the plan, and later light windows move to match. Without data, Shift uses your usual sleep times and typical adaptation rates, and labels the body clock as an estimate. Body-clock positions and timelines are estimates, not direct measurements of recovery. PRIVACY No account is required. Health, calendar, and trip data stay on your iPhone. Schedule and completion data are shared on-device with Shift widgets; health readings are not included in widgets. Cue snapshots can be shared with your paired Apple Watch. Shift reads from Apple Health and does not write health data back. ACCESS • Free access includes a trip-plan preview. • Trip Pass unlocks the full trip protocol and cue logging for 14 days on this iPhone, with individual cue reminders. It is a one-time consumable purchase; completed purchases cannot be restored after reinstalling or on another device. • Shift+ offers monthly or yearly subscriptions with unlimited trips, Everyday mode, reports, PDF export, and opt-in automatic cue reminders. Shift keeps up to 48 upcoming reminders scheduled and refreshes them when you use the app. Family Sharing is supported where available. • Any eligible free trial, the price, and the billing period are shown with the plan. Subscriptions renew automatically unless canceled in your App Store subscription settings. Shift is a wellness planning tool. It does not diagnose or treat medical conditions, and optional melatonin timing is not medical advice. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://w3h9uf.github.io/shift/privacy.html

What's new · 1.1.0

A smarter plan, built around you. • Plans use your own sleep times — from Apple Health or set in Settings. • Big eastward jumps are planned the faster way round, and short trips can stay on home time. • Light windows never fall while you sleep, and tell you whether to go outside or use bright indoor light. • In-flight sleep follows night at your destination. • Now leads with your next step; Plan adds a 24-hour timeline. • Add connections, or find your flight in Calendar. • Live Activity and Dynamic Island, optional wake alarms (iOS 26), Siri, and a Done button on Apple Watch. • Your nights after arrival can move the plan to match your body clock.

Details

DeveloperHashing LLC
ReleasedJun 2026
UpdatedJun 2026
Version1.1.0
Size1.9 MB
RequiresiOS 17.0 or later
Age rating4+
LanguagesEnglish
PriceFree
Categories Health & FitnessTravel
Bundle IDcom.hashingcorp.shift.app