# Intervals vs HIIT Interval Timer

The clearest difference is review sentiment: HIIT Interval Timer at 100% against Intervals's 45%. HIIT Interval Timer also leads on update cadence (every 2 weeks vs every 3 months) and iOS requirement (15.0 vs 26.0). Intervals's advantage is ads (none vs shown) and monetization model (free vs free with in-app purchases). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Intervals sells 4 one-off in-app purchases and HIIT Interval Timer sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Intervals ships an update every 3 months, HIIT Interval Timer every 2 weeks. The most recent releases landed on November 6, 2026 and November 7, 2026 respectively.

## The numbers

| Metric | Intervals | HIIT Interval Timer |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 45.5% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 4 MB | 107 MB |
| Requires iOS | 26.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [RGB Consulting Limited](https://appshunter.io/developer/368207904) | [tsyk-app](https://appshunter.io/developer/1586870924) |

## What reviewers say

### Intervals

[App page](https://appshunter.io/ios/app/intervals/id521504000)

This app provides a straightforward interval timer for structured training sessions like HIIT, boxing, or circuit training. It offers customizable timer profiles, clear visual and audio cues for transitions, and tracks your workout statistics. It can also function as a Pomodoro timer for focused work blocks.

**Highlights:** Customizable timer profiles, Clear visual countdown ring, Audio and haptic alerts, Session statistics tracking, Screen stays awake during sessions, Pomodoro timer functionality

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Small Tip | $0.99 | one-time |
| Remove Ads | $0.99 | one-time |
| Medium Tip | $1.99 | one-time |
| Large Tip | $3.99 | one-time |


### HIIT Interval Timer

[App page](https://appshunter.io/ios/app/hiit-interval-timer-tabata/id1586870922)

This app provides customizable interval timers for various workout styles like HIIT, Tabata, EMOM, and AMRAP. It offers structured programs, progress tracking, and motivational reminders to help users achieve their fitness goals. Users can save custom presets and track their performance over time.

**Highlights:** Customizable interval timers, HIIT, Tabata, EMOM, AMRAP modes, Structured 4-week programs, Workout reminders and goal tracking, Save custom presets, Calorie estimation, Progress statistics and calendar

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 7-day Trial | Free | one-time |
| HIIT Timer Pro | $4.99 | one-time |


## Frequently asked questions

### Is Intervals free?

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

### Is HIIT Interval Timer free?

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

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

HIIT Interval Timer shows ads; Intervals does not.

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

Intervals ships an update every 3 months, and HIIT Interval Timer every 2 weeks. Most recently, Intervals was updated on November 6, 2026 and HIIT Interval Timer on November 7, 2026.

---

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