Workout Timer Interval & HIIT vs Cephalgo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- Customizable interval timers
- Supports HIIT, Tabata, WOD, Crossfit, EMOM, AMRAP
- Historical workout tracking
- Background music playback
- Light and dark mode themes
- Intuitive interface
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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
Cephalgo
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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
Verdict
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
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.
Workout Timer Interval & HIIT ships an update fortnightly, Cephalgo every 3 weeks. Both last shipped on November 3, 2026.
| Parameter | Workout Timer Interval & HIIT | Cephalgo |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (146 ratings) — better | — |
| Positive reviews | 53.2% of reviews | — |
| Number of ratings | 146 — better | — |
| Update frequency | Fortnightly — better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, Apple Watch | iPhone, iPod |
| Requires iOS | 16.1 | 15.0 — better |
| Further details — not scored | ||
| Size | 29 MB | 14 MB |
| Age rating | 4+ | 12+ |
| Developer | Simon Jansen | Cephalgo |
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
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- 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
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- 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
Workout Timer Interval & HIIT
- Monthly subscription$2.991 Month
- Premium Yearly$14.991 Year
- Premium$29.99
Cephalgo
No in-app purchases
Questions
Is Workout Timer Interval & HIIT free?
Is Cephalgo free?
Do Workout Timer Interval & HIIT or Cephalgo have ads?
Which is updated more often, Workout Timer Interval & HIIT or Cephalgo?
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