Comparison

Tabatach vs IntervalForge

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

Head to head
About

Tabatach

Create and manage personalized interval training routines for various fitness activities like HIIT, Tabata, and Crossfit. Utilize distinct whistle sounds and text-to-speech for clear workout guidance, allowing you to focus on your exercise.

Highlights
  • Customizable work and rest intervals
  • Personalized workout creation
  • Distinct whistle sounds for cues
  • Text-to-speech for exercise names
  • Pause and restart sessions
  • Visual screen flashes
Features
Read full description

TABATACH Timer is an easy to use app for High Intensity Interval Training (HIIT). It helps you to do Tabata, Crossfit, Kettlebell, Running, Yoga, Cycling or any interval fitness training. Define your workout intervals (work, rest, cycles ) and create unique, personalized workouts. TABATACH is loaded with different types of Whistle Sounds that help identify what part of a workout you are in, interval beeps for example tell you when a new interval has started. It will help you focus on your workout and forget about the time. • Simple and intuitive interface • Distinguishable different types of whistle sounds • The text to speech option will read out exercise names • Customize work time • Customize rest time • Adjust the number of cycles to match your pace • Easy to check the information of Exercises • Restart session where you left off if interrupted • Mute sound • Screen flashes for visual cue • Jump between intervals in the middle of a workout as needed • Pause your workouts if needed • Create your own sets and workouts + WHAT’S HIIT + High-intensity interval training (HIIT) is an enhanced form of interval training, an exercise strategy alternating periods of short intense anaerobic exercise with less-intense recovery periods. HIIT is a form of cardiovascular exercise. Usual HIIT sessions may vary from 4–30 minutes. These short, intense workouts provide improved athletic capacity and condition, improved glucose metabolism, and improved fat burning. This definition comes from wikipedia (http://en.wikipedia.org/wiki/High-intensity_interval_training) where you can find a lot more informations. It explains some very popular program, like the TABATA. HIIT is also a common practice in Crossfit trainings. Thank you for using TABATACH. Please reach out to tabatach@saltycrackers.net with any issues or suggestions. ** Stay tuned, TABATACH is getting better!

About

IntervalForge

Features
Read full description

Giant 72pt digits you can read from across the gym. Live countdown on your Lock Screen and Dynamic Island. Pay once, keep it forever — no subscription. Built for HIIT, Tabata, circuits and strength training. The whole screen turns red for work and green for rest, so one glance tells you what to do next. READY IN ONE TAP Three presets are included: Tabata (20s/10s × 8), HIIT 30/15 and a 3-exercise Circuit. Pick one and go. QUICK REST TIMER FOR LIFTING — NEW Between sets, one tap starts a 60, 90, 120 or 180-second rest. No setup needed. SIRI, SHORTCUTS & CONTROL CENTER — NEW Start a workout or a rest timer with Siri, a Shortcut or a Control Center button. The new Home Screen widget quick-starts your favorite workouts or a rest timer. LOCK SCREEN & DYNAMIC ISLAND Live Activity shows the running countdown without opening the app — free for everyone. KEEPS RUNNING IN THE BACKGROUND Lock your phone or switch apps: the timer keeps going and notifications mark every interval change. Your music is lowered, not stopped. BUILD YOUR OWN WORKOUT Set work and rest times, sets, rest between sets and an exercise name for each interval. Total time remaining is always on screen. Workout history and a weekly summary keep you consistent. PRO — ONE-TIME PURCHASE No monthly fees, ever. Pro is a single purchase that unlocks: - Unlimited custom workouts - Editable presets - Voice guidance: hear each exercise, set and a 10-second warning without looking at your phone (NEW) The free version includes all 3 presets and 1 custom workout. FEATURES - No subscription — buy Pro once - 72pt full-screen display, color-coded work/rest - Live Activity on Lock Screen & Dynamic Island (free) - Quick rest timer: 60/90/120/180s (free) - Siri, Shortcuts & Control Center (free) - Home Screen widget: quick-start favorites or a rest timer (free) - Reliable background timer with notifications - Plays nicely with your music - 3-second countdown and haptics - Exercise names per interval - Workout history & weekly summary - Screen stays awake during workouts Questions or ideas? Leave a review or contact us from the support page.

Screenshots

Tabatach4 screens
IntervalForge4 screens

Verdict

The call

The clearest difference is price: IntervalForge at Free against Tabatach's $1.99. IntervalForge also leads on update cadence (every 3 weeks vs every 6 months). Tabatach's advantage is in-app purchases (none vs 1) and device support (3 vs 1). On ads 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

IntervalForge is free to download; Tabatach costs $1.99 up front. IntervalForge sells 1 one-off in-app purchase. Tabatach asks for nothing beyond the download.

UpkeepUpdate frequency

Tabatach ships an update every 6 months, IntervalForge every 3 weeks. The most recent releases landed on November 1, 2026 and October 28, 2026 respectively.

Scorecard5 real differences · 5 level
Tabatach versus IntervalForge: the parameters behind the verdict, then further details
ParameterTabatachIntervalForge
Price$1.99Free — better
Rating4.1 (54 ratings) — better—
Positive reviews74.3% of reviews—
Number of ratings54 — better—
Update frequencyEvery 6 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.0 — better26.0
Further details — not scored
Size12 MB2 MB
Age rating4+4+
DeveloperEUIHYUNG JUNGShuto Nishiyama

Bugs and requests

Tabatach

Reported bugs

25 issues
  • Feedback button not working
  • Music starts playing again after being muted
  • App skipping exercises during a workout
  • Timer freezes
  • Audio won't play unless headphones are in
Show 20 more
  • App doesn't always play in the background
  • App 'spazzes out' when returning from another app
  • Pausing app immediately pauses music
  • App freezes when a text message is received
  • Scrolling functionality not working on older iPhones
  • DJ feature not working
  • Test speaker not working
  • App crashes on launch
  • Workout DJ spelling error ('WOKROUT')
  • Workout DJ not working on iPhone 4s
  • Cannot reach settings below text-to-speech on smaller screens
  • Cannot add more than 5 workouts or 3 exercises due to button placement on smaller screens
  • Sound stopped working entirely
  • App not filling screen on newer iPhones
  • Music stops when workout is paused
  • App not accessible with VoiceOver
  • Scrolling down not working on iOS 7
  • Cannot delete workouts easily
  • App not running in background when screen is locked
  • Robot voice pronunciation of 'cycle'

Requested features

36 requests
  • Sharing workouts with friends
  • Repeating complete workout sets/circuits
  • Adding workout motivation songs/rhythms
  • Differentiating between music and countdown/announcement sounds
  • Specifying number of times to run entire circuit
Show 31 more
  • Setting rest time to zero
  • Folders for organizing programs
  • Adding rounds as exercises are added
  • Adding information about exercises
  • Watch version (Apple Watch)
  • Adding rest between each movement
  • Repetition mode (mix of reps and timing)
  • Rearranging workouts
  • Adding a donate feature
  • Total workout time display
  • Chinese language support (speech and fonts)
  • Apple Watch app with haptic feedback
  • Cloud backup/sync for workouts
  • Copy and paste intervals for repeated cycles
  • Skipping announcement for single cycle
  • Ability to change music mid-workout
  • Ability to move to next set/exercise without canceling
  • Clap at the end of workout
  • Log workouts
  • Add weight for resistance training
  • See workout duration while customizing
  • Dark mode
  • Advanced analytics dashboard
  • Ability to look at routine while doing it
  • Skipping an exercise or going back during a routine
  • Subdividing exercise time
  • Context for exercises/sets left
  • Integration with Spotify/Play Music
  • Modifying existing workouts to create new ones
  • Login with Facebook
  • Adding a log feature

IntervalForge

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Tabatach

No in-app purchases

1 purchases

IntervalForge

One-time1
  • IntervalForge Pro$2.99

Questions

Is Tabatach free?
Tabatach costs $1.99, with no in-app purchases.
Is IntervalForge free?
IntervalForge is free to download, with in-app purchases available.
Do Tabatach or IntervalForge have ads?
Neither Tabatach nor IntervalForge shows ads.
Which is updated more often, Tabatach or IntervalForge?
Tabatach ships an update every 6 months, and IntervalForge every 3 weeks. Most recently, Tabatach was updated on November 1, 2026 and IntervalForge on October 28, 2026.

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