Comparison

Intervals vs PaceRox

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

Head to head
About

Intervals

This app provides a versatile interval timer for various training styles like HIIT and Tabata, integrating seamlessly with Apple Watch and iPhone. It offers detailed workout tracking, custom workout creation, and performance analytics to help users achieve their fitness goals.

Highlights
  • Real-time workout tracking on Apple Watch
  • Customizable workout editor
  • Training Impulse and heart rate zone analysis
  • Game Center integration for leaderboards
  • Weekly progress challenges
  • Apple Health integration
Features
Read full description

The Ultimate Fitness & Interval Training App for Apple Watch Achieve your fitness goals with our versatile interval timer, perfect for HIIT, Tabata, functional training, cross-training, and more. Designed for everyone from recreational athletes to pros, this app offers a comprehensive training experience, seamlessly integrating Apple Watch and iPhone. It combines a comprehensive activity feed with insightful fitness statistics and all your essential health metrics in one beautifully designed app. Features: * Real-Time Workout Tracking – Track your workout on Apple Watch while viewing all relevant data live on your iPhone. * Comprehensive Workout Editor – Create custom workouts with blocks and steps—whether for HIIT, Tabata, or other interval structures—to tailor your training exactly to your needs. * Training Impulse & Heart Rate Zones – Calculate your Training Impulse and view your daily training load at a glance. Train with customizable heart rate zones for optimal intensity. * Points & Self-Competition – Earn points based on your workout intensity and compete with yourself in every split. New: Compete & Analyze Like Never Before! * Game Center Integration – Compare your workout scores with other athletes in the weekly Intervals League. * Weekly Progress Challenges – Beat your past workouts and push for new personal bests in the race for the best week of the year. * Training Load Balance – With TRIMP (Training Impulse) analysis, track your short-term and long-term training load to see if you're pushing too hard or need to step it up. * Enhanced Statistics – Get deeper insights into your performance, including personal records and detailed training metrics. Pro Features (PRO subscription required) * Additional Sports – Access specialized timers for fitness gaming, rowing, running, cycling and more. * Advanced Workout Editor – Plan even more precisely with added warm-up and cooldown phases. * Apple Watch Workout Export – Export your workouts as native Apple Watch workouts. * Statistics & History – Analyze your progress and view your workout history. All workouts are saved in Apple Health and can be reviewed for detailed insights. Make every split a challenge and take full control of your progress! Download the ultimate interval workout timer now and make your HIIT and Tabata workouts more precise and effective! Note: The workout feature requires an Apple Watch to track your heart rate and training data. Health App Integrations: Intervals uses your health data from the Health App (HealthKit) to display your energy burned, record your workouts, and display your current heart rate. Privacy policy: https://apps.gogolith.com/privacy
 Terms and Conditions: https://apps.gogolith.com/row-terms

About

PaceRox

Features
Read full description

Master your next Hyrox race with PaceRox, the ultimate pacing tool designed for Fitness Racing athletes. The most common mistake in competition? Going too fast on the first runs and hitting the wall before the final stations. With PaceRox, eliminate the guesswork and follow a precise race strategy tailored to your profile and time goal. WHY USE PACEROX? Whether you're aiming for a "Sub 1:00" or tackling your first Open event, pacing is everything. PaceRox calculates the exact target for every kilometer of running and every workout station. KEY FEATURES: • Split Calculator: Enter your target finish time and instantly get your detailed target splits. • Custom Athlete Profiles: Choose between "Runner" (fast on runs, steady on strength), "Strong" (power through stations, heavier stride), or "Hybrid" for a perfectly balanced strategy. • Full Race Breakdown: Get precise targets for all 8 x 1km runs and all 8 stations (Ski Erg, Sled Push/Pull, Burpees, Rowing, Farmers Carry, Lunges, Wall Balls). • Transition Management: Factor in your "Roxzone" time to ensure your plan is realistic. • All Divisions Supported: Open Men/Women, Pro, Doubles, or Relay. HOW IT WORKS: 1. Select your Hyrox division. 2. Set your target finish time. 3. Choose your profile (Runner, Hybrid, or Strong). 4. View your complete roadmap and memorize your key splits. Prepare your mind and your legs. Don't just run—race smart. Download PaceRox today and turn your training into a peak performance.

Screenshots

Intervals4 screens
PaceRox3 screens

Verdict

The call

The clearest difference is in-app purchases: PaceRox at none against Intervals's 2. PaceRox also leads on update cadence (every 3 days vs every 2 weeks) and iOS requirement (15.0 vs 18). On price, 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. Intervals sells 2 in-app purchases, starting at $2.99 per month. PaceRox asks for nothing beyond the download.

UpkeepUpdate frequency

Intervals ships an update every 2 weeks, PaceRox every 3 days. The most recent releases landed on October 24, 2026 and October 28, 2026 respectively.

Scorecard3 real differences · 7 level
Intervals versus PaceRox: the parameters behind the verdict, then further details
ParameterIntervalsPaceRox
PriceFreeFree
Rating4.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 2 weeksEvery 3 days — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFreemium—
DevicesiPhone, Apple WatchiPhone, iPad, iPod — better
Requires iOS1815.0 — better
Further details — not scored
Size47 MB9 MB
Age rating4+4+
DeveloperChristoph GogolinCodizor Labs

In-app purchases

2 purchases

Intervals

Subscriptions2
  • All Pro features (monthly)$2.991 Month
  • All Pro features (yearly)7 Days trial$12.991 Year
None

PaceRox

No in-app purchases

Questions

Is Intervals free?
Intervals is free to download, with in-app purchases available.
Is PaceRox free?
PaceRox is free to download, with no in-app purchases.
Do Intervals or PaceRox have ads?
Neither Intervals nor PaceRox shows ads.
Which is updated more often, Intervals or PaceRox?
Intervals ships an update every 2 weeks, and PaceRox every 3 days. Most recently, Intervals was updated on October 24, 2026 and PaceRox on October 28, 2026.

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