Best Jet Lag Calculator Apps

218+ iOS apps curated and reviewed

4.6 avg rating
19 free apps
Updated July 2026

Finding the right jet lag calculator apps can be overwhelming with so many options. We've analyzed 218+ apps to bring you the best choices for 2026, from free options to premium solutions with advanced features.

Compare top Jet Lag Calculator Apps (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1TimeshifterTimeshifterFree4.7★ (2.5K)NoYesJul 2026
2Jetlag - Travel & TimezoneJetlag - Travel & TimezoneFree was $0.994.0★ (35)NoNoJul 2026
3Jet Lag FixJet Lag FixFree4.4★ (10)NoYesJun 2026
4Jet Lag Plans by JetResetJet Lag Plans by JetResetFree5.0★ (4)NoYesMay 2026
5Skiplagged - Travel HacksSkiplagged - Travel HacksFree4.8★ (331K)YesNoJul 2026
6FlykittFlykittFree4.8★ (232)NoYesJul 2026
7JetLagProJetLagProFreeNoNoJul 2026
8Hours Minutes Calculator LiteHours Minutes Calculator LiteFree4.6★ (2.9K)YesNoJul 2026

Top Picks for Jet Lag Calculator

Timeshifter#1

Timeshifter by Timeshifter Inc.

The Jet Lag App
Editor's Choice
✈️ Travel
4.7😊(2.5K ratings)
FreeIn-App Purchases
#35in Travel
Timeshifter screenshot 1
Timeshifter screenshot 2
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Timeshifter screenshot 6

This app provides personalized plans to combat jet lag based on circadian science. It offers practical advice for light exposure and avoidance to help you adjust to new time zones quickly and reduce symptoms like insomnia and sleepiness.

What We Love

  • 👍 Easy to use
  • 🚀 Effective at reducing jet lag
  • 💡 Personalized recommendations
  • ⏱️ Helpful notifications

Room to Improve

  • 🕰️ Difficult to follow recommendations during travel
  • 🤒 Melatonin not always readily available
  • 💰 Expensive subscription model
Jetlag - Travel & Timezone#2

Jetlag - Travel & Timezone by Kinokode

Enjoy your trip
Strong Contender
✈️ Travel
4.0(35 ratings)
Free
Jetlag - Travel & Timezone screenshot 1
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Jetlag - Travel & Timezone screenshot 6

Plan your trips with ease by anticipating jet lag and organizing your daily activities. This app helps you adjust to new time zones with personalized plans and suggests AI-powered itineraries based on your interests and location.

Jet Lag Fix#3

Jet Lag Fix by Young Design Labs

Eliminate jet lag now!
Worth Considering
✈️ Travel
4.4(10 ratings)
FreeIn-App Purchases
Jet Lag Fix screenshot 1
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This app helps travelers combat jet lag by guiding users through a series of non-invasive acupuncture techniques. It resets your body clock to your destination's time zone, aiming to eliminate symptoms like fatigue and sleep disturbances.

More Jet Lag Calculator apps to explore

4
Jet Lag Plans by JetReset
Jet Lag Plans by JetReset
Jet Lag Plans by JetReset
Jetlag & circadian sleep
Free

This app provides personalized, science-based schedules to help you adjust to new time zones before, during, and after long-haul flights. It offers clear guidance, adapts to your sleep patterns, and tracks your travel progress.

Personalized jet lag schedulesScience-based circadian strategiesAdapts to user's sleep times
✈️ Travel
(4)
free with in-app purchases
5
Skiplagged - Travel Hacks
Skiplagged - Travel Hacks
Skiplagged - Travel Hacks
Save money by missing flights!
Free

Discover hidden city flights and exclusive hotel rates to save significantly on travel. This app finds deals not available on other sites, allowing you to book flights, hotels, and even activities for your trips.

Hidden city flight bookingExclusive hotel ratesFare alerts
✈️ Travel
(331K)
free with in-app purchases
6
Flykitt
Flykitt
Flykitt
by Kitt Bio, Inc
Free

This AI-powered travel companion offers personalized recommendations for sleep, jet lag, workouts, and healthy eating. It analyzes your preferences and available resources to provide tailored advice for business and leisure travelers.

Personalized sleep and jet lag adviceAI-driven workout generationHealthy restaurant and menu analysis
✈️ Travel
(232)
free with in-app purchases
7
JetLagPro
JetLagPro
JetLagPro
Timed Acupressure for Jet Lag
Free
✈️ Travel
(0)
8
Hours Minutes Calculator Lite
Hours Minutes Calculator Lite
Hours Minutes Calculator Lite
by Quackstro
Free

Easily calculate the difference between two times or add/subtract durations. This utility app helps manage time calculations for various purposes.

Add time durationsSubtract time durationsCalculate time differences
🔧 Utilities
(2.9K)
ad-supported
9
Color Calculator-smart&cute
Color Calculator-smart&cute
Color Calculator-smart&cute
Cute calculator app with theme
Free

This app offers a customizable and fast calculator experience with a wide variety of themes. It includes scientific and standard modes, real-time results, and calculation history. Personalize your math with over 60 cute and colorful themes, including animated options.

60+ free cute and colorful themesExclusive dynamic and special themesScientific & Standard calculator modes
🔧 Utilities
(15K)
freemium
10
ClevCalc - Calculator
ClevCalc - Calculator
ClevCalc - Calculator
All-In-One Calculator
Free

This comprehensive calculator app offers a wide range of tools for everyday calculations, from basic arithmetic and scientific functions to unit and currency conversions. It includes specialized calculators for loans, health, fuel costs, GPA, and more, all within a clean and user-friendly interface.

Scientific calculatorUnit converterCurrency converter
📊 Productivity
(12K)
free with in-app purchases
11
OneCalc: All-in-one Calculator
OneCalc: All-in-one Calculator
OneCalc: All-in-one Calculator
Calculates everything. Try it.
Free

This app offers a comprehensive suite of over 40 calculators and unit converters for various needs, including finance, health, construction, and everyday math. It features standard, scientific, and specialized calculators for tasks like loan amortization, currency conversion, and material estimation.

Over 40 calculators and unit convertersStandard and scientific calculator functionsFinancial calculators (interest, loan, currency)
📊 Productivity
(4.8K)
free with in-app purchases
12
Wavelength: Sleep & Jet Lag
Wavelength: Sleep & Jet Lag
Wavelength: Sleep & Jet Lag
Light meter & circadian coach
Free
💪 Health & Fitness
(0)
13
StopJetLag
StopJetLag
StopJetLag
Comprehensive Jet Lag Advice
Free

This app provides personalized plans to combat jet lag using a science-backed sleep method. It optimizes your schedule based on flight details, sleep patterns, and destination time zones to help you arrive refreshed and productive.

Flight-Aligned Sleep Method™Personalized jet lag plansOptimized for flight schedules
✈️ Travel
(12)
free with in-app purchases
14
Time Card Calculator-Timeclock
Time Card Calculator-Timeclock
Time Card Calculator-Timeclock
Calculate Paycheck Punch Hours
Free

Easily calculate your work hours and paychecks. This app allows you to log in and out times, automatically deduct lunch breaks, and calculate overtime pay with customizable rates. Manage weekly or bi-weekly pay periods and export your timesheets.

Log in/out timesAutomatic lunch deductionCustomizable overtime rates
📊 Productivity
(1.2K)
free
15
Jet Lag Coach
Jet Lag Coach
Jet Lag Coach
Beat jet lag, arrive refreshed
Free
✈️ Travel
(0)
16
Sandpiper: Jet Lag App
Sandpiper: Jet Lag App
Sandpiper: Jet Lag App
Beat Jet Lag, Arrive Ready.
Free

This app creates a personalized schedule to help you adjust to new time zones. It provides hour-by-hour guidance on light exposure, caffeine, and melatonin intake to minimize jet lag and help you feel your best upon arrival.

Personalized hourly scheduleLight exposure guidanceCaffeine timing recommendations
✈️ Travel
(2)
free
17
Calculator!
Calculator!
Calculator!
by 7th Gear
$0.99

This app offers a versatile calculator experience with both standard and scientific modes. Customize its appearance, use it in any orientation, and access additional tools like a notes tab and calculation history. It's designed for students and professionals needing accurate calculations.

Standard and scientific calculator modesCustomizable look (iPad only)Portrait and landscape orientation
🔧 Utilities
(4.2K)
free with in-app purchases
18
FlyWell - beat jet lag. Travel
FlyWell - beat jet lag. Travel
FlyWell - beat jet lag. Travel
Circadian reset. Trip Planner
Free

This app helps travelers combat jet lag with personalized plans based on flight details and sleep schedules. It offers AI-powered guidance, sleep, light, and napping advice, with real-time adjustments and reminders to optimize your travel experience.

Personalized jet lag plansAI chat assistant for travel guidanceSleep, light, and napping advice
✈️ Travel
(3)
free with in-app purchases
19
Jet Lag Time Zone Shifter
Jet Lag Time Zone Shifter
Jet Lag Time Zone Shifter
Smart Sleep Adaptation Guide
Free

This app creates personalized plans to help you adjust your body clock before and during travel. It uses circadian science to optimize sleep, light exposure, and caffeine intake for faster recovery and reduced jet lag symptoms.

Personalized recovery plansMulti-trip itinerary planningMelatonin timing guidance
✈️ Travel
(1)
free with in-app purchases
20
Jetlag Sync
Jetlag Sync
Jetlag Sync
Reduce Jet lag Effectively
Free

This app creates personalized plans to help you adjust to new time zones and reduce jet lag. It asks specific questions about your travel to generate a customized schedule for seamless time zone adjustment.

Personalized jet lag plansCustomized schedulesTime zone adjustment
✈️ Travel
(8)
freemium

FAQ about Jet Lag Calculator

What are the best jet lag calculator apps for iPhone?
Timeshifter tops our jet lag calculator apps ranking as of July 2026, with a 4.7-star average from 2.5K App Store ratings, and it's free to download.
Yes — 19 of the top jet lag calculator apps we rank are free to download, including Timeshifter and Jetlag - Travel & Timezone.
Timeshifter has no ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 218+ jet lag calculator apps on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
Timeshifter creates personalized jet lag plans based on scientific principles of circadian rhythms. It helps you adjust your body's internal clock to new time zones by providing specific advice on when to expose yourself to light and when to avoid it, aiming to reduce symptoms like insomnia and sleepiness.
The app leverages the understanding that light is the primary cue for your body's circadian clock. It provides tailored recommendations for light exposure and avoidance, timed precisely to help your internal clock synchronize with your destination's time zone, addressing the root cause of jet lag.