Ntrval Timer vs Fitness
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ntrval Timer
Design custom interval timers with work/rest periods, rounds, and visual cues. Build complete workouts from exercises, schedule training, and display timers on a large screen. It's designed for efficient training, from quick sessions to coached classes.
- Customizable interval timers
- Workout builder with exercises
- Per-interval names and colors
- Glanceable display
- Workout scheduling
- TV display mode
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Ntrval is an interval timer built for how people actually train — fast to set up, clear to read across the room, and flexible enough for everything from a quick Tabata to a full coached session. Design a timer in seconds: set your work and rest intervals, rounds, colors, and sound cues, then hit start. Or build a complete workout from your own exercises and let Ntrval generate the timing for you. CUSTOM INTERVAL TIMERS • Work and rest intervals, rounds, and structure your way • Per-interval names, colors, and sound cues • A big, glanceable display you can read mid-set • Countdown beeps, transition cues, and vibration WORKOUT BUILDER • Build sessions from stations and exercises • Warm-ups and finishers • Timing generated automatically from your workout • Save workouts as reusable templates EXERCISE LIBRARY • Keep your movements, equipment, and notes in one place • Attach video links for form reference PLAN YOUR WEEK • Schedule timers and workouts on a calendar • Keep your training organized from anywhere RUN IT ON THE BIG SCREEN • A clean, full-screen TV display mode — AirPlay or screen-mirror to a TV for gyms, studios, and group classes ALSO INCLUDED • Stopwatch and alarms • Works offline — your timer runs even without a connection • No ads. No tracking. Whether you train at home, coach clients, or program classes for a studio, Ntrval keeps the timer out of your way so you can focus on the work. — PLANS Ntrval is free for core interval timers, stopwatch, and alarms. Optional annual subscriptions unlock more: • Basic — $19.99/year: the training calendar • Pro — $39.99/year: the workout builder, exercise library, templates, and sharing • Business — $79.99/year: everything in Pro, plus the commercial Display Board for gym TVs Subscriptions are auto-renewable. Payment is charged to your Apple Account at confirmation of purchase. Your subscription renews automatically unless auto-renew is turned off at least 24 hours before the end of the current period, and your account is charged for renewal within 24 hours prior to the end of the period. You can manage or cancel in your Apple Account settings after purchase. Terms of Service: https://www.ntrvaltimer.com/terms Privacy Policy: https://www.ntrvaltimer.com/privacy
Fitness
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Fitness is a customizable interval timer for HIIT, Tabata, circuit training, and your own fitness routines. Set the exercises, work intervals, rest periods, and repeats to fit your session. A QUICK TIMER THAT REMEMBERS YOUR SETTINGS Configure preparation time, work, rest, and repetitions, then press Start. Return to your everyday intervals without creating a saved workout. START WITH A READY-MADE WORKOUT Choose a Tabata routine or a functional fitness circuit, inspect its exercises, and adjust the timing to your needs. BUILD AND SAVE YOUR OWN WORKOUTS Combine exercises, preparation, rest, cooldowns, and repeat blocks in your own sequence. Adjust individual durations and repeat groups of steps. Save separate routines for different training days. BROWSE EXERCISES OR CREATE YOUR OWN Find exercises in the fitness library, read their instructions, and add them to your workout. Create custom exercises with your own name, description, and optional photo or video link. CUSTOMIZE YOUR SESSION Choose exercise icons and colors, rename steps, and arrange your sequence. Duplicate, move, copy, and paste exercises to build routines from steps you have already configured. FOLLOW EVERY INTERVAL See the current exercise, remaining interval time, next step, and time left in the workout. Pause and resume, restart, or move through the sequence. Choose sound cues for your session. KEEP YOUR TIMER IN VIEW Follow your workout with Live Activities on the Lock Screen and Dynamic Island. Use widgets to access your timer. MAKE IT YOURS Use light mode, dark mode, or your system appearance. Pick an accent color and customize workout and exercise icons. REVIEW YOUR COMPLETED SESSION See completed rounds, active time, rest time, total duration, and skipped time in your workout summary. Use a quick timer for daily intervals or build a saved workout with your own exercises and timing. Fitness keeps your session in one place. This app provides a workout timer and exercise instructions; it does not provide coached video classes. No ads. No paywall. No subscriptions.
Screenshots
Verdict
The clearest difference is iOS requirement: Ntrval Timer at 16.4 against Fitness's 26.0. On price, update cadence, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Ntrval Timer ships an update weekly, Fitness every 5 days. The most recent releases landed on October 31, 2026 and November 13, 2026 respectively.
| Parameter | Ntrval Timer | Fitness |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) — better | — |
| Number of ratings | 1 — better | — |
| Update frequency | Weekly | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Freemium | — |
| Devices | iPhone, iPad — better | iPhone |
| Requires iOS | 16.4 — better | 26.0 |
| Further details — not scored | ||
| Size | 15 MB | 86 MB |
| Age rating | 4+ | 4+ |
| Developer | Blake Garcia | Svyatoslav Boiko |
In-app purchases
Ntrval Timer
No in-app purchases
Fitness
No in-app purchases









