Comparison

Back In Pack vs JetShift

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

Head to head
About

Back In Pack

Features
Read full description

Do you own a lot of backpacking gear? Do you take trips frequently in differing terrains and conditions? Do you plan and change-up your gear lists regularly based on conditions, risks, weather? Do you want to store and manage your gear on your devices? If yes, then Back in Pack is for you.   The app includes: - Packs with category analysis to help you assess your pack weight - Systems or 'pack in packs': reusable groupings to include in multiple packs - Publish your pack to the web for virtual shakedowns - Generate PDF documents of your pack lists and systems, to share with others (shakedowns), publish on your website or use as pack lists for travelling. - Gear locker - store all your gear in one place: see just how much stuff you own! - Build a Wishlist of items, that can be included in your packs to see the impact. - Extended gear attributes to record prices, dates, affiliate links - Themes / Color schemes - Own your data. All your data is stored in your iCloud account and synchronises across devices: iPhone, iPad, Mac (Apple Silicon) If you have any feedback, requests for enhancements or bugs, then please use the forum on our website.

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

Screenshots

Back In Pack4 screens
JetShift4 screens

Verdict

The call

The clearest difference is in-app purchases: Back In Pack at none against JetShift's 3. On price, update cadence, ads and device support 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 3 in-app purchases, starting at $4.99 per month. Back In Pack asks for nothing beyond the download.

UpkeepUpdate frequency

Back In Pack ships an update every 2 weeks, JetShift fortnightly. The most recent releases landed on October 6, 2026 and October 13, 2026 respectively.

Scorecard1 real difference · 8 level
Back In Pack versus JetShift: the parameters behind the verdict, then further details
ParameterBack In PackJetShift
PriceFreeFree
Rating—5.0 (1 ratings) — better
Number of ratings—1 — better
Update frequencyEvery 2 weeks — betterFortnightly
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.015.0 — better
Further details — not scored
Size8 MB71 MB
Age rating4+17+
DeveloperMark GoodladJannik Obenhoff

In-app purchases

None

Back In Pack

No in-app purchases

3 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

Questions

Is Back In Pack free?
Back In Pack is free to download, with no in-app purchases.
Is JetShift free?
JetShift is free to download, with in-app purchases available.
Do Back In Pack or JetShift have ads?
Neither Back In Pack nor JetShift shows ads.
Which is updated more often, Back In Pack or JetShift?
Back In Pack ships an update every 2 weeks, and JetShift fortnightly. Most recently, Back In Pack was updated on October 6, 2026 and JetShift on October 13, 2026.

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