Comparison

Workout Timer Interval & HIIT vs Cephalgo

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

Head to head
About

Workout Timer Interval & HIIT

This app offers customizable interval timers for various training styles like HIIT, Tabata, and Crossfit. Track your progress, enjoy background music, and switch between light and dark modes to enhance your fitness routine.

Highlights
  • Customizable interval timers
  • Supports HIIT, Tabata, WOD, Crossfit, EMOM, AMRAP
  • Historical workout tracking
  • Background music playback
  • Light and dark mode themes
  • Intuitive interface
Features
Read full description

The simplest way to time any workout. Set your intervals, hit start, and go. Free forever - no trials, no expiry, no catch. Whether you're doing HIIT, Tabata, boxing rounds, running intervals, circuit training, or just need a reliable stopwatch, Interval Trainer gets out of your way and lets you focus on the work. FREE - FOREVER - Unlimited interval timers with custom rounds, work, and rest periods - Segment-based timing with Warm-up, Prep, Work, Rest, and Cool-down phases - Color and sound cues so you never miss a transition - Runs in the background while your music keeps playing - 6 themes and light/dark mode PREMIUM - Workout history - track progress and stay consistent - Custom workout builder - save and reuse your favourite sessions - Ad-free experience Download free and start your first session in under a minute. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://www.termsfeed.com/live/6125dabf-a638-49d7-b81e-118dfbb88572

About

Cephalgo

Features
Read full description

Mood Tracker is designed for EEG data collection, questionnaire responses, and emotion logs, strictly for research purposes. The app's goal is to facilitate data gathering, combining EEG signals with self-reported emotional states and questionnaire feedback from participants. By participating in the EU project OPADE (ref. 101095436) through this app, users contribute valuable data that could shape the future of mental health diagnostics and treatment. Types of Data Collected: EEG data, questionnaire answers, and emotion logs. User flow: Sign in, Connect IoT device to app via Bluetooth pairing, Proceed through device calibration to EEG reading and emotion records submission, and manage user profile.

Screenshots

Workout Timer Interval & HIIT4 screens
Cephalgo3 screens

Verdict

The call

The clearest difference is in-app purchases: Cephalgo at none against Workout Timer Interval & HIIT's 3. On price, update cadence, ads 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. Workout Timer Interval & HIIT sells 3 in-app purchases, starting at $2.99 per month. Cephalgo asks for nothing beyond the download.

UpkeepUpdate frequency

Workout Timer Interval & HIIT ships an update fortnightly, Cephalgo every 3 weeks. Both last shipped on November 3, 2026.

Scorecard1 real difference · 9 level
Workout Timer Interval & HIIT versus Cephalgo: the parameters behind the verdict, then further details
ParameterWorkout Timer Interval & HIITCephalgo
PriceFreeFree
Rating4.5 (146 ratings) — better—
Positive reviews53.2% of reviews—
Number of ratings146 — better—
Update frequencyFortnightly — betterEvery 3 weeks
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchases—
DevicesiPhone, Apple WatchiPhone, iPod
Requires iOS16.115.0 — better
Further details — not scored
Size29 MB14 MB
Age rating4+12+
DeveloperSimon JansenCephalgo

Bugs and requests

Workout Timer Interval & HIIT

Reported bugs

24 issues
  • App stops in background
  • Timer resets when phone sleeps
  • Work/Rest options not accurate
  • Cannot change interval times for multiple rounds
  • App stops when phone goes to sleep
Show 19 more
  • Free version unreliable
  • App dies in foreground
  • Watch app only works in foreground
  • Update broke purchase history
  • Login screen freezes
  • Incompatible with older devices
  • App dies when you Lock Screen or switch to another app
  • Timer stops when Watch is dark
  • Cannot hear countdowns with music
  • Nothing fits on screen
  • Doesn't persist in background
  • Voice volume too low
  • Stops when leaving app
  • Needs connection for a timer
  • Unauthorized purchase
  • Max rest time of 2 minutes
  • Cannot set long work intervals
  • Paid version not premium
  • Limited flexibility

Requested features

18 requests
  • Add multiple voices
  • Add sounds for cycle end
  • Louder notifications/vibration
  • Ability to add break between sessions
  • Naming exercises
Show 13 more
  • Skip function for faster work completion
  • Increase pre-countdown time
  • Create preset timers
  • Ability to close app and timer keeps going
  • Work:rest ratio option
  • See countdown on main screen
  • Pre-countdown before work starts
  • Add a preparation period before starting
  • Add rest at the end
  • Different color and sound for rest
  • Longer rest periods
  • Higher work interval limits
  • Add vibration capability

Cephalgo

Not enough reviews yet to summarise bugs or requests.

In-app purchases

3 purchases

Workout Timer Interval & HIIT

Subscriptions2
  • Monthly subscription$2.991 Month
  • Premium Yearly$14.991 Year
One-time1
  • Premium$29.99
None

Cephalgo

No in-app purchases

Questions

Is Workout Timer Interval & HIIT free?
Workout Timer Interval & HIIT is free to download, with in-app purchases available.
Is Cephalgo free?
Cephalgo is free to download, with no in-app purchases.
Do Workout Timer Interval & HIIT or Cephalgo have ads?
Neither Workout Timer Interval & HIIT nor Cephalgo shows ads.
Which is updated more often, Workout Timer Interval & HIIT or Cephalgo?
Workout Timer Interval & HIIT ships an update fortnightly, and Cephalgo every 3 weeks. Most recently, Workout Timer Interval & HIIT was updated on November 3, 2026 and Cephalgo on November 3, 2026.

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