# HIIT Pro vs RoundTimer

The clearest difference is price: HIIT Pro at Free against RoundTimer's $4.99. RoundTimer's advantage is ads (none vs shown) and update cadence (every 2 months vs every 5 months). On in-app purchases, device support and iOS requirement there is nothing between them.

HIIT Pro is free to download; RoundTimer costs $4.99 up front. Neither carries in-app purchases, so what you see is what you pay.

HIIT Pro ships an update every 5 months, RoundTimer every 2 months. The most recent releases landed on July 23, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | HIIT Pro | RoundTimer |
| --- | --- | --- |
| Price | **Free** | $4.99 |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/hiit-pro-interval-timer/id6751809097/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | Every 5 months | **Every 2 months** |
| Monetization | Ad-supported | — |
| Size | 53 MB | 2 MB |
| Requires iOS | **16** | 17.0 |
| Devices | **iPhone, iPod, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ahmet Bora Tepe](https://appshunter.io/developer/1836933265) | [Tal Shtark](https://appshunter.io/developer/1891778036) |

## What reviewers say

### HIIT Pro

[App page](https://appshunter.io/ios/app/hiit-pro-interval-timer/id6751809097)

This interval timer app allows users to create custom workouts for various fitness activities like HIIT, Tabata, and running. It offers heart rate zone training, Spotify music integration, and Apple Watch compatibility for a focused and data-driven fitness experience.

**Highlights:** Customizable interval workouts, Heart rate zone training, Spotify music integration, Apple Watch control and alerts, Workout history and insights, Optional breathing guidance

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

**In-app purchases:** none


### RoundTimer

[App page](https://appshunter.io/ios/app/roundtimer-interval-timer/id6761851794)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is HIIT Pro free?

HIIT Pro is free to download, with no in-app purchases.

### Is RoundTimer free?

RoundTimer costs $4.99, with no in-app purchases.

### Do HIIT Pro or RoundTimer have ads?

HIIT Pro shows ads; RoundTimer does not.

### Which is updated more often, HIIT Pro or RoundTimer?

HIIT Pro ships an update every 5 months, and RoundTimer every 2 months. Most recently, HIIT Pro was updated on July 23, 2026 and RoundTimer on September 12, 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.*