# Interval Timer vs Interval Timer

The clearest difference is monetization model: Interval Timer at free with in-app purchases against Interval Timer's subscription. Interval Timer also leads on rating (5.0 vs 4.7). Interval Timer's advantage is ratings volume (3.5K vs 2) and iOS requirement (16.0 vs 26.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Interval Timer sells 12 in-app purchases, starting at $1.99 per month and Interval Timer sells 4 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

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 2, so its average is the more settled of the two.

Interval Timer ships an update every 4 weeks, Interval Timer monthly. The most recent releases landed on October 12, 2026 and September 20, 2026 respectively.

## The numbers

| Metric | Interval Timer | Interval Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (3.5K ratings)](https://appshunter.io/ios/app/interval-timer/id1610398390/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/interval-timer-kntc/id6756572360/reviews)** |
| Number of ratings | **3.5K** | 2 |
| Positive reviews | 66.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Monthly |
| Monetization | Subscription | **Free with in-app purchases** |
| Size | 243 MB | 48 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [HIIT Apps Sp. z o.o.](https://appshunter.io/developer/1713395721) | [Ruslan Sayfutdinov](https://appshunter.io/developer/1195076753) |

## What reviewers say

### 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


### Interval Timer

[App page](https://appshunter.io/ios/app/interval-timer-kntc/id6756572360)

This app provides a customizable interval timer for various training styles like HIIT, boxing, and Tabata. It features a distraction-free interface, audio cues, and haptic feedback for focused workouts. It also integrates with HealthKit to log your training sessions.

**Highlights:** Customizable work/rest intervals, HIIT, Sprint, Boxing, and Tabata timers, Rounds and sets control, Audio cues and voice guidance, Haptic feedback, HealthKit integration

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| KNTC Interval Timer Monthly Access | $2.99 | per month |
| Weekly Access | $4.99 | per 7 days |
| KNTC Interval Timer Annual Access | $19.99 | per year |
| KNTC Interval Timer PRO | $29.99 | one-time |


## Frequently asked questions

### Is Interval Timer free?

Interval Timer 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, Interval Timer or Interval Timer?

Interval Timer is rated higher. Interval Timer averages 4.7 out of 5 from 3.5K ratings, while Interval Timer averages 5.0 from 2 ratings.

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

Neither Interval Timer nor Interval Timer shows ads.

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

Interval Timer ships an update every 4 weeks, and Interval Timer monthly. Most recently, Interval Timer was updated on October 12, 2026 and Interval Timer on September 20, 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.*