# Intervals - the training timer — HIIT & Tabata for Apple Watch

> Apple Watch and iPhone interval training timer with advanced analytics and competition features. (iPhone/iPad app by Christoph Gogolin.)

- Source: https://appshunter.io/ios/app/intervals-the-training-timer/id6736897379 (this page in markdown: same URL + `.md`)
- Developer: [Christoph Gogolin](https://appshunter.io/developer/511901280)
- Category: Sports, Health & Fitness
- Price: Free with in-app purchases
- Rating: 4.00/5 from 1 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 18 · 49 MB
- Languages: American English
- Released: 2024-12-23
- Data updated: 2026-08-23
- Monetization: freemium
- User reviews in markdown: https://appshunter.io/ios/app/intervals-the-training-timer/id6736897379/reviews.md

## What is Intervals?

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: http://apps.gogolith.com/privacy

Terms and Conditions: http://apps.gogolith.com/row-terms

## Key features

- 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

## Pricing and in-app purchases

Base price: Free.

**Subscriptions**

| Subscription | Price | Period |
| --- | --- | --- |
| All Pro features (yearly) | $12.99 | per year |
| All Pro features (monthly) | $2.99 | per month |


## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/intervals-the-training-timer/id6736897379/reviews.md

### 4/5 — Great application

*2026-03-07*

This is a great application. I am curious why there is no option to switch to imperial measurements for distance. I.e. miles

## Frequently asked questions about Intervals

### What is Intervals?

Intervals is a training timer app designed for HIIT, Tabata, and other interval-based workouts. It integrates with Apple Watch and iPhone to provide real-time tracking, custom workout creation, and performance analytics.

### Does Intervals have ads?

No, Intervals does not contain advertisements. The app is free to use with optional Pro features available via subscription.

### What devices does Intervals support?

Intervals is supported on both iPhone and Apple Watch. The workout feature requires an Apple Watch to track heart rate and training data.

### How much does Intervals cost?

The base version of Intervals is free. Pro features are available through a subscription with options for monthly ($2.99/P1M) or yearly ($12.99/P1Y) plans, the latter including a 7-day free trial.

### Can I create custom workouts in Intervals?

Yes, Intervals features a comprehensive workout editor that allows you to create custom workouts with blocks and steps for various interval structures like HIIT and Tabata. The Pro subscription offers an advanced editor with added warm-up and cooldown phases.

### How does Intervals use my health data?

Intervals uses data from Apple Health (HealthKit) to display energy burned, record your workouts, and show your current heart rate. All workouts are saved in Apple Health for detailed insights.

### What are the Pro features in Intervals?

Pro features include access to specialized timers for additional sports, an advanced workout editor, Apple Watch workout export, and enhanced statistics and history analysis. These features require a Pro subscription.

### How often is Intervals updated?

Intervals was last updated on February 18, 2026, with version 4.3. The app is regularly updated to introduce new features and improvements.

## Version history (last 5 releases)

### 5.0 — 2026-08-22

- swimming stats support added
- sortable workout blocks
- improved workout editor
- improved trip performance loading

### 4.3 — 2026-02-18

NEW! Detailed TRIMP 30 Days Chart (requires Pro)
- Improved Workout editor 
- Improved Workout watch sync

### 4.2.2 — 2026-02-10

- better performance for statistics
- fixed some workout editor issues

### 4.2.1 — 2025-10-30

- some minor bugfixes

### 4.2 — 2025-10-14

- some minor bugfixes

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All apps by Christoph Gogolin: https://appshunter.io/developer/511901280

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-23.*