Comparison

KRONO vs SkyRhythm

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

Head to head
About

KRONO

Optimize your sleep with this app designed for cabin crew. Enter your flight number to get a personalized sleep plan, calculate time zone shifts, and receive guidance on when to sleep and wake during layovers. Includes sleep meditations and breathing exercises to combat fatigue.

Highlights
  • Flight number lookup
  • Jetlag calculation
  • Personalized sleep plans
  • Layover sleep guidance
  • Sleep meditations
  • Breathing exercises
  • Flight history
Features
Read full description

Kabin ekibi için tasarlanmış uyku optimizasyon uygulaması. Uçuş numaranı gir, KRONO rotanı tanısın. Saat farkını hesaplasın, sana özel bir uyku planı çıkarsın. Layoverde ne zaman yatacağını, ne zaman kalkacağını artık tahmin etmek zorunda değilsin. Ne yapabilirsin? — Uçuş numarasıyla anında rota sorgulama — Gidiş-dönüş bazlı jetlag hesaplama — "Ne zaman uyumalıyım?" sorusuna net cevap — Layover uyku planı & optimal uyanma saati — Uyku meditasyonları ve nefes egzersizi — Uçuş geçmişi ve jetlag istatistikleri Yıllarca birikmiş yorgunluğa karşı ilk adım. KRONO, uykunu ciddiye alır. The sleep optimizer built for cabin crew. Enter your flight number and KRONO does the rest. It calculates the time zone shift, builds your personal sleep plan, and tells you exactly when to sleep and wake up during your layover. What you can do: — Instant flight lookup by flight number — Jetlag calculation for outbound & return flights — Clear answer to "when should I sleep?" — Layover sleep plan with optimal wake time — Sleep meditations & breathing exercises — Flight history and jetlag statistics Years of accumulated fatigue start with one bad layover. KRONO takes your sleep seriously.

About

SkyRhythm

Features
Read full description

SkyRhythm is an offline-first wellness companion designed for cabin crew, pilots, and frequent flyers. UNDERSTAND YOUR RHYTHM Track sleep, recent flights, circadian timing, duty load and jet lag in one clear fatigue score. Daily guidance helps you recognize what is affecting your recovery. PLAN EVERY FLIGHT Enter your route, flight duration and layover to receive practical jet lag and rest guidance. The Crew Rest planner creates clear group schedules with handover gaps for long-haul duties. RECOVER IN MINUTES Use hydration tracking, breathing exercises, pre-flight warm-ups, in-flight mobility routines and short mental exercises designed for cabin life. EAT FOR YOUR CURRENT NEED Get meal ideas matched to recovery, energy, sleep support, light meals or snacks. Choose from cuisines around the world, including Turkish, Kazakh, West African and East African options. PERSONALIZED AND PRIVATE Choose your home base, city, cuisine preference, language and sleep target. Your profile, sleep, flight and wellness records remain on your device. SkyRhythm does not use advertising trackers and does not require an account. SkyRhythm provides information for general wellness awareness and is not medical advice.

Screenshots

KRONO4 screens
SkyRhythm4 screens

Verdict

The call

KRONO and SkyRhythm are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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. Neither carries in-app purchases, so what you see is what you pay.

ScorecardNo meaningful differences
KRONO versus SkyRhythm: the parameters behind the verdict, then further details
ParameterKRONOSkyRhythm
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 9 days—
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.615.1 — better
Further details — not scored
Size92 MB17 MB
Age rating4+4+
Developerumit yasar akkayaMELIK KILIC

In-app purchases

None

KRONO

No in-app purchases

None

SkyRhythm

No in-app purchases

Questions

Is KRONO free?
KRONO is free to download, with no in-app purchases.
Is SkyRhythm free?
SkyRhythm is free to download, with no in-app purchases.
Do KRONO or SkyRhythm have ads?
Neither KRONO nor SkyRhythm shows ads.

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