Comparison

YKBI vs OpenHIIT

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

Head to head
About

YKBI

Features
Read full description

Transform Your Fitness Journey with Our All-in-One Gym App Whether you’re already a gym member or exploring fitness options, this app is your ultimate companion for staying organized, motivated, and on track. Manage every aspect of your fitness routine, from booking classes to tracking progress, all in one place. Key Features:    •    Earn Rewards: Refer friends to the gym and unlock exclusive rewards, discounts, or special access while growing your fitness community.    •    Easy Bookings: Schedule group classes, appointments, or gym facilities hassle-free. Stay organized with calendar sync (Google and Apple).    •    Membership Management: View, renew, or freeze your membership with just a tap. Stay informed about your plan details effortlessly.    •    Attendance Tracker: Log and monitor your gym visits to stay committed to your routine.    •    Workout & Nutrition Plans: Access coach-assigned plans or create your own tailored workouts and meal plans. Track them to achieve your goals effectively.    •    AI Fitness Tests: Get personalized insights into your fitness progress with AI-driven tests designed to assess and improve your performance.    •    Track Your Progress: Monitor weight changes and body transformation with visual tools and detailed stats to celebrate every milestone.    •    Social Feeds: Post updates, share your fitness journey, and connect with like-minded members to exchange tips and motivation.    •    Challenges & Events: Participate in exciting gym-organized challenges and events. Compete with others, push your limits, and earn bragging rights. Why choose us?    •    All-in-One Solution: Manage bookings, memberships, fitness plans, and progress tracking seamlessly.    •    Stay Motivated: With rewards, challenges, and community engagement, this app keeps you accountable and driven.    •    Customizable & User-Friendly: Personalize your experience and navigate easily with an intuitive interface.    •    Seamless Integration: Sync your progress with the Health app to track steps and other fitness metrics beautifully. Empower your fitness journey with the tools, insights, and community you need to succeed. Whether you’re a beginner or a seasoned gym-goer, our gym is here to support you every step of the way. This app integrates with the Health app to track your steps data and show them in a beautiful way.

About

OpenHIIT

This open-source interval timer app helps optimize various activities like workouts, work sprints, and study sessions. It offers customizable timing, precise controls, and clear auditory and visual alerts to keep you motivated and on track. Users can also join a collaborative community to contribute to its development.

Highlights
  • Customizable interval timing
  • Precise and user-friendly controls
  • Auditory and visual alerts
  • Open-source community collaboration
  • Ad-free experience
Features
Read full description

Enhance your daily routines with OpenHIIT, the versatile open-source interval timer app. Tailored for various activities, including but not limited to High-Intensity Interval Training (HIIT), OpenHIIT is a dynamic tool designed to optimize your tasks and foster a collaborative environment. OpenHIIT is free of ads and committed to providing an experience without in-app purchases or premium versions. Customizable Timing: Set intervals tailored to your preferences, whether it's for focused workouts, work sprints, or study sessions. Adapt OpenHIIT to your needs and make the most of your time. Precise Timing and User-Friendly Controls: Enjoy seamless sessions with accurate timing and intuitive controls. OpenHIIT ensures precision in intervals, allowing you to concentrate on your activities without disruptions. Stay in sync and maintain a steady pace throughout your tasks. Auditory and Visual Alerts: Stay informed and motivated with clear audio and visual alerts. OpenHIIT provides signals and indicators, keeping you aware of time changes without the need to glance at your device constantly. Keep your momentum going and stay on track. Open Source Collaboration: Join the collaborative spirit and become part of the OpenHIIT open-source community. Contribute to the app's development, suggest improvements, and share your ideas with users from various backgrounds. Together, we can shape the evolution of interval timers for diverse activities. Download OpenHIIT now to experience the flexibility and efficiency of an open-source interval timer. Take charge of your sessions, boost your productivity, and explore the full potential of OpenHIIT in various aspects of your daily life. Note: OpenHIIT is a project led by one individual with contributions from the community. Committed to quality and alignment with platform policies, OpenHIIT respects intellectual property rights.

Screenshots

YKBI4 screens
OpenHIIT2 screens

Verdict

The call

The clearest difference is update cadence: OpenHIIT at monthly against YKBI's every 21 months. OpenHIIT also leads on iOS requirement (13.0 vs 15.0). 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

YKBI ships an update every 21 months, OpenHIIT monthly. The most recent releases landed on September 18, 2026 and August 14, 2026 respectively.

Scorecard2 real differences · 8 level
YKBI versus OpenHIIT: the parameters behind the verdict, then further details
ParameterYKBIOpenHIIT
PriceFreeFree
Rating—5.0 (8 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—8 — better
Update frequencyEvery 21 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPodiPhone, iPad, iPod — better
Requires iOS15.013.0 — better
Further details — not scored
Size236 MB26 MB
Age rating4+4+
DeveloperFitPhiliaAbigail Mabe

In-app purchases

None

YKBI

No in-app purchases

None

OpenHIIT

No in-app purchases

Questions

Is YKBI free?
YKBI is free to download, with no in-app purchases.
Is OpenHIIT free?
OpenHIIT is free to download, with no in-app purchases.
Do YKBI or OpenHIIT have ads?
Neither YKBI nor OpenHIIT shows ads.
Which is updated more often, YKBI or OpenHIIT?
YKBI ships an update every 21 months, and OpenHIIT monthly. Most recently, YKBI was updated on September 18, 2026 and OpenHIIT on August 14, 2026.

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