Comparison

JetShift vs Jet Lag

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

JetShift

This app uses circadian rhythm science to help your body adjust to new time zones quickly. It provides personalized guidance on light exposure, sleep, melatonin, and caffeine intake to minimize jet lag symptoms like fatigue and sleeplessness.

Highlights
  • Circadian rhythm science
  • Personalized light exposure timing
  • Melatonin scheduling
  • Stepwise sleep shifts
  • Smart caffeine intake
  • Offline functionality
  • Calendar integration
Features
Read full description

Whether you're a frequent flyer, international traveler, or planning your first long-haul trip, JetShift helps your body adapt to new time zones quickly and efficiently. Say goodbye to sleepless nights, daytime fatigue, and foggy mornings. --- Built on Circadian Rhythm Science JetShift applies cutting-edge research on the circadian cycle, your body’s internal clock that regulates sleep, mood, and energy. Travel disrupts this rhythm, but with precise timing of light, sleep, melatonin, and caffeine, JetShift guides you back on track. --- How JetShift Works: - Light exposure timing: Light is your strongest cue for shifting your internal clock. JetShift tells you exactly when to seek or avoid light. - Melatonin scheduling: The app helps you take melatonin at the right time, supporting your body's natural adjustment. - Stepwise sleep shifts: Gradually adjust your sleep schedule before or after your flight to reduce the shock of sudden changes. - Smart caffeine intake: Stay alert without disrupting your sleep by following optimal caffeine windows. All plans are personalized, easy to follow, and automatically synced to your flight and calendar. --- Perfect For: - Long-haul travelers - Business professionals - Athletes and performers - Jet setters and digital nomads Why JetShift? - Scientifically validated strategies - The easiest solution to skip jetlag - Fits into any schedule - automatically adapted to your calendar - Works offline during your flight - Fully adaptable for multi-stop and return trips --- The easiest solution to skip jetlag. Let JetShift help you feel great, wherever you land. Download now and give it a try on your next trip! --- Terms of Use: https://www.jet-shift.com/terms-and-conditions Privacy Policy: https://www.jet-shift.com/privacy-policy

About

Jet Lag

This app creates personalized travel plans to help you adjust your sleep schedule to new time zones. It provides guidance on light exposure, caffeine intake, and sleep timing to minimize jet lag and help you arrive refreshed.

Highlights
  • Personalized sleep schedules
  • Light therapy recommendations
  • Caffeine intake timing
  • Pre-flight, in-flight, post-arrival guidance
  • Multiple time zone calculations
  • Save favorite routes
Features
Read full description

Arrive Ready, Not Exhausted. Jet Lag is the science-based sleep schedule and circadian rhythm planner for travelers. Reset your body clock for any time zone — combining sunlight cues, light therapy timing, and caffeine windows into a personal flight plan. Whether you're flying for a crucial business meeting or the vacation of a lifetime, our app creates a personalized plan to sync your sleep with your destination. How it works: Enter your departure and arrival cities along with your flight time. Jet Lag analyzes your circadian rhythm and creates a customized adjustment schedule. Key features: • Personalized sleep schedules based on your flight • Light therapy and caffeine intake recommendations • Pre-flight, in-flight, and post-arrival guidance • Multiple time zone calculations • Save your favorite routes Whether you're crossing one time zone or ten, Jet Lag helps you arrive refreshed and ready for what comes next. Terms of Use: https://jetlag-aa5f5.web.app/terms.html Privacy Policy: https://jetlag-aa5f5.web.app/privacy.html

Screenshots

JetShift4 screens
Jet Lag4 screens

Verdict

The call

The clearest difference is review sentiment: JetShift at 100% against Jet Lag's 0%. JetShift also leads on rating (5.0 vs 2.0) and iOS requirement (15.0 vs 17.0). On price, ratings volume, update cadence and ads there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. JetShift sells 4 in-app purchases, starting at $4.99 per month and Jet Lag sells 3 in-app purchases, starting at $14.99 per year. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

JetShift holds the better App Store score, 5.0 against 2.0. Both are backed by a comparable volume of ratings — 1 and 2 respectively. Written reviews point the same way: 100% of JetShift's written reviews are positive against 0% of Jet Lag's.

UpkeepUpdate frequency

JetShift ships an update every 2 weeks, Jet Lag fortnightly. The most recent releases landed on November 6, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
JetShift versus Jet Lag: the parameters behind the verdict, then further details
ParameterJetShiftJet Lag
PriceFreeFree
Rating5.0 (1 ratings) — better2.0 (2 ratings)
Positive reviews100.0% of reviews — better0.0% of reviews
Number of ratings12 — better
Update frequencyEvery 2 weeksFortnightly — better
AdsNoNo
In-app purchasesYesYes
MonetizationFreemiumFree with in-app purchases
DevicesiPhone, iPod — betteriPhone
Requires iOS15.0 — better17.0
Further details — not scored
Size71 MB26 MB
Age rating17+12+
DeveloperJannik ObenhoffPavel Ilin

Customer experience

JetShift

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews2 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

Jet Lag

All ratings2 ratings
Positive0.0%
Neutral50.0%
Negative50.0%
Written reviews1 reviews
Positive0.0%
Neutral0.0%
Negative100.0%

In-app purchases

4 purchases

JetShift

Subscriptions3
  • JetShift Super - Monthly7 Days trial$4.991 Month
  • JetShift Super Annual Discount7 Days trial$29.991 Year
  • JetShift Super - Annual7 Days trial$49.991 Year
One-time1
  • Golden Ticket$3.99
3 purchases

Jet Lag

Subscriptions2
  • Pro (Individual)$14.991 Year
  • Pro (Family)$24.991 Year
One-time1
  • One Trip$3.99

Questions

Is JetShift free?
JetShift is free to download, with in-app purchases available.
Is Jet Lag free?
Jet Lag is free to download, with in-app purchases available.
Which has better reviews, JetShift or Jet Lag?
JetShift is rated higher. JetShift averages 5.0 out of 5 from 1 ratings, while Jet Lag averages 2.0 from 2 ratings.
Do JetShift or Jet Lag have ads?
Neither JetShift nor Jet Lag shows ads.
Which is updated more often, JetShift or Jet Lag?
JetShift ships an update every 2 weeks, and Jet Lag fortnightly. Most recently, JetShift was updated on November 6, 2026 and Jet Lag on October 31, 2026.

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