Comparison

Fitsifu Timer vs Interval Timer X Workout Timer

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

Head to head
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.

About

Interval Timer X Workout Timer

This versatile timer helps you structure workouts, manage daily tasks, and achieve fitness goals. Customize routines, track progress with visual cues, and stay motivated with customizable sounds. Ideal for HIIT, Tabata, yoga, and more.

Highlights
  • Customizable workout routines
  • Standalone interval timer/counter
  • Routine combination feature
  • Customizable warning sounds
  • Intuitive interface with dark mode
  • Background usage support
  • Workout summary and history
Features
Read full description

Crafted with precision and simplicity, this interval/workout timer is designed for individuals who want to take control of their daily routines and achieve optimal results. Whether you're looking to build a custom workout routine or streamline your daily tasks, this interval timer is the perfect tool to help you reach your goals. Interval Timer features: • Customizable Routines: Setting up and saving your own routines has never been easier with our customizable function. • Multiple Functions: For simpler routines, access standalone interval timer/counter functions that can track every aspect of your workout. • Combination of routines: By combining existing routings, the combination feature has got you covered for all your interval tracking needs. • Warning Sound Setting: Stay on track during your workout with a warning sound that can be customized for circuit training, boxing, sprints, and more. • Intuitive Interface: The interface is simple and attractive with light and dark modes available to suit your preferences. Large display and colored progress bars enable you to track your workout from a distance. • Landscape Mode: The landscape mode provides an optional main display and a full-screen progress bar, making it even easier to track your progress. • Alarm Sounds: Choose from multiple alarm sounds including beep, boxing bell, singing bowl, and voice, to stay motivated throughout your workout. • Background Usage: Our app works seamlessly even when running in the background or when background music is on. • Summary after workout: Get a clear and simple summary of your sets and time when your workout is finished. • Calendar and Notification Feature: Use the calendar and notification function to plan your workouts in advance. • History: Help you track and improve your workouts. • Multiple Languages: The app supports multiple voice languages to cater to our global user base. Interval Timer Premium Features: • Export and Import: Easily export and import your custom routines and calendar. • Unlimited Routine Combinations: The premium version offers unlimited routine combinations, so you can create and save as many custom routines as you like. • Advanced Timer Settings: With more custom timer settings, including preparation time, cycle interval time, warning sound time, sound type for each event, and the ability to add short notes, you can fully customize your workout to suit your individual needs. • Customizable Notifications: The premium version also allows you to customize notification titles and content. This Interval Timer app is the perfect tool for anyone looking to optimize their daily routine and achieve their goals, whether you're into physical exercise, workouts, yoga, or meditation. Here are just a few examples of how our app can benefit you: - Physical Exercise: Keep track of your gym workouts, interval running, CrossFit training, and more with ease. - HIIT and Tabata: The app is specifically designed to track high-intensity interval training and Tabata workouts, helping you stay on track and achieve your fitness goals. - Yoga and Meditation: Use the app to time your yoga sessions or meditation practice and stay focused and motivated throughout your practice. - Productivity: Stay focused during your study sessions, reading time, or cooking with our Pomodoro clock functionality. - Personal Routines: Whether you're looking to optimize your daily routine or create a custom interval training plan, our app has got you covered. Take your workouts to the next level and achieve your goals with the Interval Timer X Workout Timer app. Try it today and experience the benefits for yourself!

Screenshots

Fitsifu Timer4 screens

Verdict

The call

The clearest difference is ads: Fitsifu Timer at none against Interval Timer X Workout Timer's shown. Fitsifu Timer also leads on update cadence (every 5 days vs every 6 weeks). Interval Timer X Workout Timer's advantage is review sentiment (94% vs 63%). On price, rating, ratings volume 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. Fitsifu Timer sells 2 in-app purchases, starting at $1.99 per month and Interval Timer X Workout Timer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.8 for Fitsifu Timer against 4.8 for Interval Timer X Workout Timer. Both are backed by a comparable volume of ratings — 611 and 686 respectively. Written reviews are what separate them: 63% of Fitsifu Timer's written reviews are positive against 94% of Interval Timer X Workout Timer's.

UpkeepUpdate frequency

Fitsifu Timer ships an update every 5 days, Interval Timer X Workout Timer every 6 weeks. The most recent releases landed on October 7, 2026 and October 8, 2026 respectively.

Scorecard3 real differences · 7 level
Fitsifu Timer versus Interval Timer X Workout Timer: the parameters behind the verdict, then further details
ParameterFitsifu TimerInterval Timer X Workout Timer
PriceFreeFree
Rating4.8 (611 ratings) — better4.8 (686 ratings)
Positive reviews62.6% of reviews93.7% of reviews — better
Number of ratings611686 — better
Update frequencyEvery 5 days — betterEvery 6 weeks
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPod, Apple WatchiPhone, iPad, iPod
Requires iOS15.615.6
Further details — not scored
Size58 MB45 MB
Age rating4+4+
DeveloperALPHAPOD X SDN. BHD.世恬 颜

Customer experience

Fitsifu Timer

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

Interval Timer X Workout Timer

All ratings672 ratings
Positive95.1%
Neutral2.4%
Negative2.5%
Written reviews63 reviews
Positive93.7%
Neutral3.2%
Negative3.2%

User reviews

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

Interval Timer X Workout Timer

From 686 App Store ratings

What we love

  • 🚀 Interval timer
  • 👍 Easy to use
  • 👍 Customizable
  • 👍 Useful for workouts
  • 👍 Reliable

Room to improve

  • 💰 Ads in free version
  • 🐛 Occasional bugs or crashes

Bugs and requests

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

Interval Timer X Workout Timer

Reported bugs

2 issues
  • Interval set index display issue
  • Compatibility issues with older devices

Requested features

4 requests
  • Audio ducking for music playback
  • Voice countdown
  • Ability to store custom settings automatically
  • Vibration option in addition to audio

In-app purchases

2 purchases

Fitsifu Timer

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

Interval Timer X Workout Timer

One-time1
  • Interval Timer X Premium$6.99

Questions

Is Fitsifu Timer free?
Fitsifu Timer is free to download, with in-app purchases available.
Is Interval Timer X Workout Timer free?
Interval Timer X Workout Timer is free to download, with in-app purchases available.
Which has better reviews, Fitsifu Timer or Interval Timer X Workout Timer?
Fitsifu Timer is rated higher. Fitsifu Timer averages 4.8 out of 5 from 611 ratings, while Interval Timer X Workout Timer averages 4.8 from 686 ratings.
Do Fitsifu Timer or Interval Timer X Workout Timer have ads?
Interval Timer X Workout Timer shows ads; Fitsifu Timer does not.
Which is updated more often, Fitsifu Timer or Interval Timer X Workout Timer?
Fitsifu Timer ships an update every 5 days, and Interval Timer X Workout Timer every 6 weeks. Most recently, Fitsifu Timer was updated on October 7, 2026 and Interval Timer X Workout Timer on October 8, 2026.

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