# Intervals Pro vs Interval Timer ++

The clearest difference is ads: Intervals Pro at none against Interval Timer ++'s shown. Intervals Pro also leads on update cadence (every 8 days vs every 3 weeks). Interval Timer ++'s advantage is iOS requirement (12.0 vs 17.5). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. Intervals Pro sells 8 in-app purchases, starting at $2.99 per month and Interval Timer ++ sells 8 in-app purchases, starting at $0.99 per 2 months. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.8 for Intervals Pro against 4.8 for Interval Timer ++. Both are backed by a comparable volume of ratings — 14K and 15K respectively. Written reviews are what separate them: 84% of Intervals Pro's written reviews are positive against 78% of Interval Timer ++'s.

Intervals Pro ships an update every 8 days, Interval Timer ++ every 3 weeks. Both last shipped on September 24, 2026.

## The numbers

| Metric | Intervals Pro | Interval Timer ++ |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.8 (14K ratings)](https://appshunter.io/ios/app/intervals-pro-hiit-timer/id957586938/reviews) | [4.8 (15K ratings)](https://appshunter.io/ios/app/interval-timer-plus-plus/id1327053127/reviews) |
| Number of ratings | 14K | **15K** |
| Positive reviews | **84.4% of reviews** | 78.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 8 days** | Every 3 weeks |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 69 MB | 87 MB |
| Requires iOS | 17.5 | **12.0** |
| Devices | iPhone, iPad, Apple Watch | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Intervals, LLC](https://appshunter.io/developer/331071662) | [Sunny Studio](https://appshunter.io/developer/430274590) |

## What reviewers say

### Intervals Pro

[App page](https://appshunter.io/ios/app/intervals-pro-hiit-timer/id957586938)

Create and follow custom interval training routines for various fitness activities. This app offers extensive customization for intervals, alerts, and goals, with seamless integration for Apple Watch and Apple Health.

**Highlights:** Highly customizable intervals (time/distance), Spoken interval names and prompts, Standalone Apple Watch workouts, Workout history with Apple Health, Home screen widgets for quick launch, Bluetooth heart rate monitor support, Siri Shortcuts integration

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Membership | $2.99 | per month |
| Yearly Membership | $19.99 | per year |
| Generous Tip | $0.99 | one-time |
| Awesome Tip | $1.99 | one-time |
| Massive Tip | $4.99 | one-time |
| Amazing Tip | $9.99 | one-time |
| Intervals Pro (Legacy) | $69.99 | one-time |
| Lifetime Access | $69.99 | one-time |

**What reviewers like**

- 👍 Customizable timers and intervals
- 🚀 Seamless Apple Watch integration
- 💪 Helps with fitness goals and training
- 🔍 Detailed workout tracking and analytics
- 🎨 Intuitive and user-friendly interface

**What reviewers complain about**

- 🐛 Occasional sync and connectivity issues
- 🔍 Lack of clear guidance and documentation
- 💰 Paid version required for full functionality

**Reported bugs**

- Workout data not syncing correctly
- App crashes or freezes on certain devices

**Requested features**

- More customization options for interval displays
- Ability to batch delete or manage workout history
- Integration with more third-party fitness apps


### Interval Timer ++

[App page](https://appshunter.io/ios/app/interval-timer-plus-plus/id1327053127)

This app provides a customizable interval timer for high-intensity interval training (HIIT) and circuit workouts. Easily set up work, rest, and repeat intervals, track your progress, and integrate with your health data. Enjoy your workouts with background music and notifications.

**Highlights:** Customizable work/rest/repeat intervals, Supports iPhone and Apple Watch, Workout history in calendar view, Health app integration (HealthKit), Background notifications, Listen to music during workouts, Premium timers for mixed fitness types

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (8)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Interval Timer Pro | $0.99 | per 2 months |
| Interval Timer Pro | $0.99 | per 7 days |
| Interval Timer Pro | $1.99 | per 7 days |
| Interval Timer Pro | $1.99 | per month |
| Interval Timer Pro for a Year | $5.99 | per year |
| Premium Timer for One Week | $2.99 | one-time |
| Premium Timer for One Year | $7.99 | one-time |
| Premium Timer for Entire Life | $8.99 | one-time |

**What reviewers like**

- 👍 Simple and intuitive interface
- 🚀 Straightforward interval timer functionality
- 💡 Customizable timers and workouts
- 🔒 No ads or in-app purchases required

**What reviewers complain about**

- 🐛 Inconsistent sound and volume issues
- 🐛 Bugs with timer functionality and data sync
- 🔋 High battery consumption when running in background
- 🚫 Limited customization options for timers and workouts

**Reported bugs**

- Timers not working correctly after app updates
- Custom timers not saving or syncing across devices
- Unexpected pausing or stopping of timers during use

**Requested features**

- Ability to name and save custom workouts
- Option to adjust rest time for individual exercises
- Countdown beeps or voice cues during intervals
- Integration with Apple Watch and other fitness devices


## Frequently asked questions

### Is Intervals Pro free?

Intervals Pro is free to download, with in-app purchases available.

### Is Interval Timer ++ free?

Interval Timer ++ is free to download, with in-app purchases available.

### Which has better reviews, Intervals Pro or Interval Timer ++?

Intervals Pro and Interval Timer ++ are both rated 4.8 out of 5 on the App Store, from 14K and 15K ratings respectively.

### Do Intervals Pro or Interval Timer ++ have ads?

Interval Timer ++ shows ads; Intervals Pro does not.

### Which is updated more often, Intervals Pro or Interval Timer ++?

Intervals Pro ships an update every 8 days, and Interval Timer ++ every 3 weeks. Most recently, Intervals Pro was updated on September 24, 2026 and Interval Timer ++ on September 24, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*