# Core Advantage Interval Timer vs Interval Timer

The clearest difference is in-app purchases: Core Advantage Interval Timer at none against Interval Timer's 12. Core Advantage Interval Timer also leads on rating (5.0 vs 4.7) and device support (3 vs 1). Interval Timer's advantage is ratings volume (3.5K vs 4) and review sentiment (67% vs 50%). On price and ads there is nothing between them.

Both are free to download. Interval Timer sells 12 in-app purchases, starting at $1.99 per month. Core Advantage Interval Timer asks for nothing beyond the download.

Core Advantage Interval Timer holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Interval Timer has 3.5K ratings behind it against 4, so its average is the more settled of the two. Written reviews complicate that: 50% of Core Advantage Interval Timer's written reviews are positive against 67% of Interval Timer's, so the app with the better star average is not the one people write more warmly about.

Core Advantage Interval Timer ships an update every 2 months, Interval Timer every 4 weeks. The most recent releases landed on August 17, 2026 and September 25, 2026 respectively.

## The numbers

| Metric | Core Advantage Interval Timer | Interval Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/core-advantage-interval-timer/id1326735105/reviews)** | [4.7 (3.5K ratings)](https://appshunter.io/ios/app/interval-timer/id1610398390/reviews) |
| Number of ratings | 4 | **3.5K** |
| Positive reviews | 50.0% of reviews | **67.3% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 4 weeks** |
| Monetization | **Free** | Subscription |
| Size | 16 MB | 243 MB |
| Requires iOS | **11.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Core Advantage Pty Ltd](https://appshunter.io/developer/1326735104) | [HIIT Apps Sp. z o.o.](https://appshunter.io/developer/1713395721) |

## What reviewers say

### Core Advantage Interval Timer

[App page](https://appshunter.io/ios/app/core-advantage-interval-timer/id1326735105)

Create and follow custom interval training routines or choose from pre-built workouts. This app supports various training styles, from high-intensity sprints to tempo control and stretching protocols, with adjustable music volume.

**Highlights:** Customizable workout builder, Pre-built workout library, Adjustable interval volume, Training metronome, Repeat sprint timer, Tempo control timer

**Features:** macOS Compatibility

**In-app purchases:** none


### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer/id1610398390)

This app is a versatile interval timer designed for various training styles like Tabata and HIIT. It offers customizable workout parameters, voice guidance, and music ducking for an enhanced training experience. Save your custom workouts and track your progress.

**Highlights:** Customizable interval settings, Voice assistant with text-to-speech, Music ducking for audio integration, Save custom workouts, Tabata, Rounds, Stopwatch modes, Apple Health integration

**Features:** Family Sharing, Vision Pro support

**In-app purchases (12)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Intervals: monthly membership | $1.99 | per month |
| Intervals: membership | $3.99 | per 3 months |
| Intervals: monthly membership | $4.99 | per month |
| Intervals: yearly membership | $6.99 | per year |
| Intervals: yearly membership | $9.99 | per year |
| Intervals: yearly membership | $19.99 | per year |
| Intervals: yearly membership | $24.99 | per year |
| Intervals: membership | $24.99 | per year |
| Intervals \| PRO version | $14.99 | one-time |
| Intervals \| Membership | $14.99 | one-time |
| Intervals \| Membership | $34.99 | one-time |
| Intervals \| Membership | $39.99 | one-time |

**What reviewers like**

- 👍 Easy to use
- 🚀 Customizable workouts
- 🚀 Versatile and efficient
- 🚀 Helpful voice prompts
- 👍 Seamless music integration

**What reviewers complain about**

- 🐛 Bugs causing lost workouts
- 🔋 High battery consumption
- 💰 Subscription-based model
- 🔒 Forced free trial
- 🐛 Timing issues with intervals

**Reported bugs**

- Workouts disappearing
- App crashes and freezes
- Timing issues with intervals

**Requested features**

- Apple Watch integration
- More customization options
- Additional audio cues and prompts
- Improved workout tracking and history


## Frequently asked questions

### Is Core Advantage Interval Timer free?

Core Advantage Interval Timer is free to download, with no in-app purchases.

### Is Interval Timer free?

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

### Which has better reviews, Core Advantage Interval Timer or Interval Timer?

Core Advantage Interval Timer is rated higher. Core Advantage Interval Timer averages 5.0 out of 5 from 4 ratings, while Interval Timer averages 4.7 from 3.5K ratings.

### Do Core Advantage Interval Timer or Interval Timer have ads?

Neither Core Advantage Interval Timer nor Interval Timer shows ads.

### Which is updated more often, Core Advantage Interval Timer or Interval Timer?

Core Advantage Interval Timer ships an update every 2 months, and Interval Timer every 4 weeks. Most recently, Core Advantage Interval Timer was updated on August 17, 2026 and Interval Timer on September 25, 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.*