Comparison

Interval Timer Tabata Workout vs Fitsifu Timer

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

Head to head
About

Interval Timer Tabata Workout

This app guides you through science-backed interval training for effective workouts at home or on the go. Choose from pre-made routines or create your own, with voice cues and visual feedback to keep you motivated. Track your progress and integrate with other health apps.

Highlights
  • 40+ ready-to-go workouts
  • Voice coaching in 22 languages
  • Apple Watch support
  • Apple Health integration
  • Create custom workouts
  • Workout history tracking
  • Live Activity widget
Features
Read full description

Get fit with science-backed interval training—no gym required. Intensity makes interval training simple and effective. Whether you're walking around the block, running your first 5K, cycling to work, or doing bodyweight exercises at home, we'll guide you through proven workouts that get results in less time. Choose from 40+ ready-to-go workouts or create your own. Just press start and let the app coach you with voice cues, countdown beeps, and visual feedback. WHAT YOU GET: • 40+ Ready-to-Go Workouts – From beginner-friendly walks to advanced HIIT, running, cycling, rowing, and strength training • Voice Coaching – Real-time announcements guide you through every interval in 22 languages • Apple Watch Support – Full app on your wrist with heart rate tracking and haptic feedback • Apple Health Integration – Automatically records calories, distance, steps, and heart rate • Live Activity Widget – See your workout progress on your lock screen • Create Custom Workouts – Build unlimited interval sequences that match your fitness level • Workout History – Track every session with detailed metrics • Smart Audio – Countdown beeps and cues that automatically lower your music • Background Mode – Keep your screen off while the workout runs • Cloud Sync – Your workouts and settings stay in sync across all your devices • Export to Apple Workouts – One-tap transfer to Apple's native Workout app WORKOUTS FOR EVERYONE: Beginners: Start with gentle intervals like Couch-Lite or Japanese Interval Walking Runners: Build speed with Yasso 800s, 10-20-30, or Norwegian 4×4 Cyclists: Boost power with Seiler 4×8 or Little 60/75 HIIT Fans: Crush Tabata, Scientific 7-Minute, or Sprint 8 Anywhere Training: Rowing, boxing rounds, stair climbs, jump rope, and more Every workout is based on exercise science research. No guesswork—just proven protocols that deliver results. Download Intensity and discover how effective your workouts can be. EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula Privacy Policy: https://velocityraptor.co/app-privacy

About

Fitsifu Timer

This interval training app helps you achieve your fitness goals with a customizable timer. It supports various workout styles and provides audio alerts for seamless transitions. Premium features offer advanced customization and trainer-designed workouts.

Highlights
  • Customizable interval timer
  • Color-coded interval indicators
  • Audio alerts for interval changes
  • Works in background
  • Trainer-designed workout presets
  • Muscle recovery timer
  • Spotify integration
Read full description

The BEST workout timer app just got better! We’ve completely redesigned our interface from the ground up, giving it a fresh new look and features we’re sure you will love! Fitsifu Timer is a simple but powerful interval training app designed to make your exercise sessions seamless and efficient to keep you focused on achieving your fitness goals. Whatever your goal may be—gaining muscle mass, shaping and toning, losing weight, bodybuilding, or increasing stamina, this app will help you achieve it! Fitsifu Timer transforms your phone into your very own personal trainer, whether you are at the gym or at home. Fitsifu Timer is perfect for training styles like HiiT, Tabata, CrossFit, Callisthenics, Cardio, and any other interval exercise you can think of! The Fitsifu Timer advantage: • Simple and clear display that can be seen at a distance • Designed for both beginners and experienced users • Colour-coded interval indicators that are easy to identify • Circular indicators to track both current and overall workout time • Audio alerts during interval changes to keep you prepared • Works in the background so you can switch to other apps without interruption • Pause intervals midway and start over when needed • Interval timer preset for different workouts • Connect with Spotify for your ultimate workout soundtrack (Premium membership required) Premium subscription features: • Dynamic Timer — our most powerful interval timer mode yet, allows you to fully customise the duration for each and every interval. • Trainer Presets — using Dynamic Timer, we’ve included a list of full workouts designed by certified fitness trainers covering a wide range of styles, from HIIT, kickboxing, yoga and barre! • Muscle Timer — planning rest and recovery times correctly could potentially increase your fitness level even more, while keeping you from injuring or over-taxing your body. The Muscle Timer determines your rest times based on a number of factors such as training type, muscle group and exercise. It then determines the optimal rest time based on those factors, all set for you to get the most out of your workout! • Apple Watch app — Fitsifu Timer works with Apple Health to calculate calorie burn. • Save unlimited Interval, Dynamic and Muscle Timer presets in the cloud • Unlock all voices • Remove all ads — IMPORTANT INFORMATION The download and usage of Fitsifu Timer is free of charge. Get extra features with a Premium subscription, which is available for purchase in the app. If you decide to subscribe you will pay the price set for your country, as shown in the app, and payment will be charged through your iTunes account at confirmation of purchase. Subscription renews automatically unless cancelled at least 24 hours prior to the end of the subscription period. There is no increase in price when renewing. Subscriptions can be managed and auto-renewal turned off in Account Settings in iTunes after purchase. Once purchased, refunds will not be provided for any unused portion of the term. Terms of use: https://fitsifu.com/timer/terms-of-use Privacy policy: https://fitsifu.com/timer/privacy-policy ABOUT ALPHAPOD Alphapod is a mobile-first digital product studio, with a mission to enable businesses and creators to change the world through technology. We’ve come a long way since our founding in 2009—from building our first mobile app for the iPhone 3GS to working with some of the world’s most recognisable brands today. Discover more of what we do on our website http://alphapod.com or get in touch with us at hello@alphapod.com.

Screenshots

Interval Timer Tabata Workout4 screens
Fitsifu Timer4 screens

Verdict

The call

The clearest difference is rating: Fitsifu Timer at 4.8 against Interval Timer Tabata Workout's 4.5. Fitsifu Timer also leads on update cadence (every 5 days vs fortnightly) and iOS requirement (15.6 vs 26.0). Interval Timer Tabata Workout's advantage is review sentiment (72% vs 63%). On price, ratings volume, ads and in-app purchases 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 Timer Tabata Workout sells 10 in-app purchases, starting at $7.99 per month and Fitsifu Timer sells 2 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Fitsifu Timer holds the better App Store score, 4.8 against 4.5. Both are backed by a comparable volume of ratings — 974 and 611 respectively. Written reviews complicate that: 72% of Interval Timer Tabata Workout's written reviews are positive against 63% of Fitsifu Timer's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Interval Timer Tabata Workout ships an update fortnightly, Fitsifu Timer every 5 days. The most recent releases landed on September 25, 2026 and September 19, 2026 respectively.

Scorecard4 real differences · 6 level
Interval Timer Tabata Workout versus Fitsifu Timer: the parameters behind the verdict, then further details
ParameterInterval Timer Tabata WorkoutFitsifu Timer
PriceFreeFree
Rating4.5 (974 ratings)4.8 (611 ratings) — better
Positive reviews72.0% of reviews — better62.6% of reviews
Number of ratings974 — better611
Update frequencyFortnightlyEvery 5 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, Apple WatchiPhone, iPod, Apple Watch
Requires iOS26.015.6 — better
Further details — not scored
Size41 MB58 MB
Age rating4+4+
DeveloperVelocity Raptor IncorporatedALPHAPOD X SDN. BHD.

Customer experience

Interval Timer Tabata Workout

All ratings974 ratings
Positive86.7%
Neutral7.4%
Negative6.0%
Written reviews225 reviews
Positive72.0%
Neutral11.1%
Negative16.9%

Fitsifu Timer

All ratings611 ratings
Positive94.9%
Neutral2.6%
Negative2.5%
Written reviews91 reviews
Positive62.6%
Neutral3.3%
Negative34.1%

User reviews

Interval Timer Tabata Workout

From 974 App Store ratings

What we love

  • 👍 Customizable workouts
  • 🎵 Ability to use own music
  • ⏱️ Helpful interval timer
  • 🔥 Effective for HIIT training
  • 📚 Good selection of pre-loaded workouts

Room to improve

  • 🐛 Glitchy music playback
  • 💰 Expensive premium version
  • 🔒 Limited free features
  • 🔁 Erased custom workouts after update
  • 📱 Requires phone to be open during use

Fitsifu Timer

From 611 App Store ratings

What we love

  • 🚀 Game Changer
  • 🚀 The Difference
  • 👍 Excellent app
  • 🚀 Great customer service!
  • 🚀 Super good

Room to improve

  • 🐛 No funciona!
  • 🐛 Useless, muscle rest timers don't work
  • 🔒 Requiere suscripción para apple watch
  • 🐛 No la actualicen
  • 🔒 Now charges for what used to be included

Bugs and requests

Interval Timer Tabata Workout

Reported bugs

4 issues
  • Music stops playing during intervals
  • Timer freezes or pauses unexpectedly
  • Incompatibility issues with iOS updates
  • Inability to add music from Spotify

Requested features

5 requests
  • Option to set intervals in minutes and seconds
  • Ability to save and load custom workouts
  • Background music playback while app is closed
  • More pre-loaded workout options
  • Syncing workouts to Apple Watch

Fitsifu Timer

Reported bugs

4 issues
  • Every workout timing end with an extra rest time
  • Unable to save custom timers
  • App goes to random other promo apps, doesn't not stay in timer but goes to random sites, can't save timer
  • Won't open, crashes on iPhone

Requested features

8 requests
  • Round rest
  • custom version for the apple watch
  • language selection
  • ability to make their own name for the muscle timers
  • lockscreen shortcut
Show 3 more
  • set number included so you could do something like 3 sets of 5 rounds with a (user definable) 2 min break in between sets
  • access the music already on my phone
  • work with Apple Music

In-app purchases

10 purchases

Interval Timer Tabata Workout

Subscriptions3
  • Plus Monthly3 Days trial$7.991 Month
  • Plus Yearly (Secret Discount)$14.991 Year
  • Plus Yearly3 Days trial$29.991 Year
One-time7
  • The 7-Minute Workout$0.99
  • Tabata & Gibala Workouts$0.99
  • Dr. Oz Quick Workouts$0.99
Show 4 more
  • Premium Upgrade$0.99
  • Premium Upgrade$1.99
  • Mega Pack$3.99
  • Intensity Pro Upgrade$4.99
2 purchases

Fitsifu Timer

Subscriptions1
  • Premium Monthly Subscription$1.991 Month
One-time1
  • PRO Version$4.99

Questions

Is Interval Timer Tabata Workout free?
Interval Timer Tabata Workout is free to download, with in-app purchases available.
Is Fitsifu Timer free?
Fitsifu Timer is free to download, with in-app purchases available.
Which has better reviews, Interval Timer Tabata Workout or Fitsifu Timer?
Fitsifu Timer is rated higher. Interval Timer Tabata Workout averages 4.5 out of 5 from 974 ratings, while Fitsifu Timer averages 4.8 from 611 ratings.
Do Interval Timer Tabata Workout or Fitsifu Timer have ads?
Neither Interval Timer Tabata Workout nor Fitsifu Timer shows ads.
Which is updated more often, Interval Timer Tabata Workout or Fitsifu Timer?
Interval Timer Tabata Workout ships an update fortnightly, and Fitsifu Timer every 5 days. Most recently, Interval Timer Tabata Workout was updated on September 25, 2026 and Fitsifu Timer on September 19, 2026.

Other comparisons