Comparison

Interval Flow vs Focus & Sleep Sounds

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

Head to head
About

Interval Flow

This app revolutionizes fitness routines with deep customization and advanced tracking for various activities like HIIT, Yoga, and CrossFit. It allows users to create, share, and follow personalized workouts with features like color-coded intervals, real-time progress tracking, and voice assistance.

Highlights
  • Color-coded intervals
  • Customizable circuits
  • Real-time progress tracking
  • Voice assist and search
  • Exercise library
  • Workout sharing
Features
Read full description

Interval Flow: Experience a Workout Revolution Interval Flow is your ultimate fitness companion, designed to transform your workout experience with deep customization and advanced tracking. This versatile app is perfect for a wide range of activities including HIIT, TABATA, CrossFit, Yoga, Pilates, Meditation, and more. With Interval Flow, you can stay focused on your fitness goals while the app handles the details. Key Features: - Color-Coded Intervals: Customize your workout visually with color-coded intervals. Set distinct colors for warm-ups, high-intensity bursts, rest periods, and more, to easily navigate through your routine. - Exercise Library: Build your workouts with ease! Add new exercises or select from the existing ones to tailor your workout to your specific needs. - Real-Time Progress Tracking: Keep a live tab on your workout progress. The dynamic interval list updates in real-time, ensuring you know exactly where you are in your routine. - Customizable Circuits: Create the perfect workout sequence by arranging various exercises into repeatable circuits tailored to your fitness level and goals. - Personalized Interval Warnings: Get timely alerts before an interval ends. Customize the warning sounds to suit your style, ensuring smooth transitions without missing a beat. - Interactive Workflow: Enjoy crafting your workouts with a user-friendly interface that’s as intuitive as it is functional. Setting up your ideal workout regime is now as engaging as the workout itself. - Voice Assist: Let our advanced voice assist guide you through your exercises, announcing what’s next so you can remain focused on your form and intensity. - Voice Search: Quickly find your favorite workouts using voice commands, making your preparation seamless and hands-free. - AirShare: Share your custom workouts with friends or clients effortlessly using AirDrop, enhancing connectivity and interaction. Why Choose Interval Flow? With Interval Flow, you don't just exercise, you experience a revolution in workout efficiency and enjoyment. The app’s intuitive interface and comprehensive customization options make it the optimal companion for anyone serious about fitness. Whether you're powering through a high-intensity session or seeking tranquility in yoga, Interval Flow adapts to your pace and preference. Unlock your potential with Interval Flow – where your workout meets innovation. Interval Flow Subscription: The app includes a 1 month long auto-renewable subscription with a 3-day free trial, which will unlock premium features, like unlimited workouts, timer program editing and autoplay and costs $4.99/ month. It will be charged to your credit card through your iTunes account and will automatically renew unless you canceled at least 24 hours before the end of the current period. Any unused portion of a free trial period will be forfeited when you purchase the subscription. Though your subscription for the current month cannot be canceled, you can turn auto-renewal off in your account settings after purchase. See the instructions here: https://support.apple.com/en-us/HT202039 You can read the terms of use and privacy policy here: https://kapi90.github.io/hiit_timer_privacy_policy.html End User License Agreement (EULA) of the App Store applies: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

Focus & Sleep Sounds

This app helps you create the perfect ambiance for focus, relaxation, and sleep with personalized music playlists. It features an integrated Pomodoro timer to enhance productivity and offers ambient videos to complement your audio experience.

Highlights
  • Personalized music playlists
  • Binaural beats for focus
  • Integrated Pomodoro timer
  • Ambient videos
  • Extensive music library
  • Meditation sounds
Read full description

Transform Your Moments with Flow: Music for Focus, Relaxation, and Sleep Elevate your daily routine with Flow, the ultimate music app for creating the perfect ambiance. Whether it's deep focus, peaceful relaxation, restful sleep, or mindful meditation, Flow is here to harmonize your experiences. Personalized Playlists at Your Fingertips: Craft your unique soundtrack with Flow. Tailor your music choices to fit your mood – be it for concentration, winding down, meditative practices, or a tranquil slumber. Discover your ideal vibe with just a tap. A Symphony of Design and Functionality: Experience the blend of aesthetic design and practical functionality in Flow. Enjoy a visually captivating experience with subtle, ambient videos complementing your music, creating the ideal environment for your activities. Enhanced Productivity with Pomodoro Timer: Boost your productivity with Flow's integrated Pomodoro timer. Break free from distractions, balance work and relaxation, and let Flow's rhythmic sounds guide your work sessions and breaks. Explore a World of Music: Delve into Flow's extensive music library with ease. Uncover new tracks, dive into different genres, and find the ultimate sound to accompany every moment. Begin your musical exploration with a simple search. Flow: Your Personal Ambiance Architect Unlock the full potential of Flow for focus, relaxation, meditation, and sleep. Make every moment count with your personal ambiance architect. Subscription Plans for Unlimited Access: Flow offers auto-renewing subscriptions for uninterrupted access. Manage subscriptions in your iPhone Settings. Subscriptions auto-renew unless turned off at least 24 hours before the end of the current period. Access ends after the current payment period upon cancellation. No refunds for unused portions. Choose from: Annual Subscription Monthly Subscription Need Help? Contact Us! For questions or assistance, contact us at support@veevoo.app. Terms of Use: https://veevoo.app/terms-of-use.html Privacy Policy: https://veevoo.app/privacy-policy.html

Screenshots

Interval Flow4 screens
Focus & Sleep Sounds4 screens

Verdict

The call

The clearest difference is rating: Interval Flow at 4.7 against Focus & Sleep Sounds's 3.3. Interval Flow also leads on review sentiment (48% vs 34%) and ratings volume (168 vs 37). Focus & Sleep Sounds's advantage is update cadence (every 4 days vs fortnightly). On price, ads, in-app purchases and monetization model 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. Interval Flow sells 10 in-app purchases, starting at $4.99 per 3 months and Focus & Sleep Sounds sells 4 in-app purchases, starting at $0.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Interval Flow holds the better App Store score, 4.7 against 3.3. Both are backed by a comparable volume of ratings — 168 and 37 respectively. Written reviews point the same way: 48% of Interval Flow's written reviews are positive against 34% of Focus & Sleep Sounds's.

UpkeepUpdate frequency

Interval Flow ships an update fortnightly, Focus & Sleep Sounds every 4 days. The most recent releases landed on October 15, 2026 and October 5, 2026 respectively.

Scorecard4 real differences · 6 level
Interval Flow versus Focus & Sleep Sounds: the parameters behind the verdict, then further details
ParameterInterval FlowFocus & Sleep Sounds
PriceFreeFree
Rating4.7 (168 ratings) — better3.3 (37 ratings)
Positive reviews48.1% of reviews — better34.1% of reviews
Number of ratings168 — better37
Update frequencyFortnightlyEvery 4 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationSubscriptionSubscription
DevicesiPhone, iPad — betteriPhone
Requires iOS18.617.0 — better
Further details — not scored
Size20 MB27 MB
Age rating4+4+
DeveloperBence KaposztaDmitry Sergunov

Customer experience

Interval Flow

All ratings168 ratings
Positive93.5%
Neutral2.4%
Negative4.2%
Written reviews27 reviews
Positive48.1%
Neutral18.5%
Negative33.3%

Focus & Sleep Sounds

All ratings37 ratings
Positive56.8%
Neutral5.4%
Negative37.8%
Written reviews44 reviews
Positive34.1%
Neutral6.8%
Negative59.1%

Bugs and requests

Interval Flow

Reported bugs

10 issues
  • Programs deleted after update
  • App crashes when adding a program
  • Show/Hide Instructions adds time to interval
  • App defaults to unused workout
  • Cannot permanently skip to end of timed activity
Show 5 more
  • Intervals revert to previous settings
  • App won't remember order of custom circuit interval programs
  • Blank screen after download
  • Cannot get program to open
  • Cannot see bottom of screen on questionnaire

Requested features

5 requests
  • Increase repetitions to 20
  • Streamline adding intervals
  • Make it possible to hide unused workouts
  • Add music integration or option
  • Provide visual instructions for moves

Focus & Sleep Sounds

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Interval Flow

Subscriptions8
  • 3 Month$4.993 Months
  • 1 Month$9.991 Month
  • 1 Month, 3 day trial3 Days trial$9.991 Month
Show 5 more
  • Annual7 Days trial$14.991 Year
  • 1 Year discounted$25.951 Year
  • 1 Year, 3 day trial3 Days trial$39.991 Year
  • 1 Year$39.991 Year
  • 1 Year Intro month1 Month trial$39.991 Year
One-time2
  • Free Lifetime subscriptionFree
  • Lifetime$24.99
4 purchases

Focus & Sleep Sounds

Subscriptions3
  • Week Plan3 Days trial$0.997 Days
  • Monthly Plan14 Days trial$2.991 Month
  • Year Plan1 Month trial$7.991 Year
One-time1
  • Lifetime access$12.99

Questions

Is Interval Flow free?
Interval Flow is free to download, with in-app purchases available.
Is Focus & Sleep Sounds free?
Focus & Sleep Sounds is free to download, with in-app purchases available.
Which has better reviews, Interval Flow or Focus & Sleep Sounds?
Interval Flow is rated higher. Interval Flow averages 4.7 out of 5 from 168 ratings, while Focus & Sleep Sounds averages 3.3 from 37 ratings.
Do Interval Flow or Focus & Sleep Sounds have ads?
Neither Interval Flow nor Focus & Sleep Sounds shows ads.
Which is updated more often, Interval Flow or Focus & Sleep Sounds?
Interval Flow ships an update fortnightly, and Focus & Sleep Sounds every 4 days. Most recently, Interval Flow was updated on October 15, 2026 and Focus & Sleep Sounds on October 5, 2026.

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