Comparison

Jay Whey vs KillaFit

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

Head to head
About

Jay Whey

Features
Read full description

Coaching by Jay Whey – Train with Purpose, Transform with Confidence The Coaching by Jay Whey app is your dedicated space for structured training, sustainable fat loss, strength building, and long-term health. Whether you’re just starting out or looking to level up, this app delivers expert guidance and personalized support every step of the way. Key Features: • Tailored Training Programs built around your goals, lifestyle, and fitness level • Nutrition Coaching to help you fuel your body and build better habits • Progress Tracking so you can see real results over time • Weekly Check-Ins to stay accountable and motivated • In-App Support for questions, feedback, and ongoing guidance Coaching by Jay Whey is more than just workouts—it’s a system designed to help you train smart, stay consistent, and become the strongest version of yourself. *App access requires a paid coaching plan. Terms Of Use: https://kahunas.io/terms-conditions Privacy Policy: https://kahunas.io/privacy

About

KillaFit

Features
Read full description

KillaFit – Online Coaching Personalizat 100% Nu ai nevoie de mai multă motivație. Ai nevoie de un plan făcut special pentru tine și de un antrenor care îl ajustează constant. KillaFit este mai mult decât o aplicație de fitness. Este sistemul prin care eu, ca antrenorul tău, îți construiesc și îți optimizez strategia în funcție de obiectivul tău personal. Indiferent dacă vrei: – să slăbești – să crești masă musculară – să te tonifiezi – să îți transformi complet stilul de viață Primești un plan creat și modificat de mine, în funcție de progresul și nevoile tale. - Antrenamente personalizate adaptate nivelului tău și programului tău - Plan alimentar calculat pentru obiectivul tău, ajustat în funcție de evoluție - Monitorizare constantă a progresului - Ajustări făcute direct de mine, nu planuri automate - Suport și feedback real, pe tot parcursul procesului Nu există plan universal. Nu există soluții copiate. Totul este construit și optimizat în funcție de tine. Tu vii cu obiectivul. Eu creez strategia, o ajustez și te ghidez până la rezultat. KillaFit nu promite miracole. Promite structură, disciplină și un sistem care funcționează atunci când este aplicat corect. Dacă ești pregătit să faci lucrurile serios, începe aici. KillaFit – unde strategia întâlnește execuția. * App access requires paid coaching plan Terms of use: https://kahunas.io/terms-conditions Privacy policy: https://kahunas.io/privacy

Screenshots

Jay Whey3 screens
KillaFit3 screens

Verdict

The call

The clearest difference is update cadence: KillaFit at every 2 days against Jay Whey's every 5 months. On price, ads, in-app purchases 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. Jay Whey sells 1 in-app purchase, starting at $4.99 per month and KillaFit sells 1 in-app purchase, starting at $50.00 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Jay Whey ships an update every 5 months, KillaFit every 2 days. The most recent releases landed on October 9, 2026 and October 4, 2026 respectively.

Scorecard1 real difference · 5 level
Jay Whey versus KillaFit: the parameters behind the verdict, then further details
ParameterJay WheyKillaFit
PriceFreeFree
Update frequencyEvery 5 monthsEvery 2 days — better
AdsNoNo
In-app purchasesYesYes
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.015.0
Further details — not scored
Size55 MB59 MB
Age rating17+17+
DeveloperJan Willem van der klisDANIEL VASILE CHILARIU

In-app purchases

1 purchases

Jay Whey

Subscriptions1
  • Jay Whey Coaching$4.991 Month
1 purchases

KillaFit

Subscriptions1
  • KillaFit$50.001 Month

Questions

Is Jay Whey free?
Jay Whey is free to download, with in-app purchases available.
Is KillaFit free?
KillaFit is free to download, with in-app purchases available.
Do Jay Whey or KillaFit have ads?
Neither Jay Whey nor KillaFit shows ads.
Which is updated more often, Jay Whey or KillaFit?
Jay Whey ships an update every 5 months, and KillaFit every 2 days. Most recently, Jay Whey was updated on October 9, 2026 and KillaFit on October 4, 2026.

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