# Workout Timer Interval & HIIT vs IronBlueprint

The clearest difference is in-app purchases: IronBlueprint at none against Workout Timer Interval & HIIT's 3. Workout Timer Interval & HIIT's advantage is update cadence (fortnightly vs monthly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Workout Timer Interval & HIIT sells 3 in-app purchases, starting at $2.99 per month. IronBlueprint asks for nothing beyond the download.

Workout Timer Interval & HIIT ships an update fortnightly, IronBlueprint monthly. The most recent releases landed on October 30, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | Workout Timer Interval & HIIT | IronBlueprint |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.5 (145 ratings)](https://appshunter.io/ios/app/workout-timer-interval-and-hiit/id1669997130/reviews)** | — |
| Number of ratings | **145** | — |
| Positive reviews | 53.2% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Monthly |
| Monetization | Free with in-app purchases | — |
| Size | 29 MB | 31 MB |
| Requires iOS | 16.1 | **15.1** |
| Devices | iPhone, Apple Watch | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Simon Jansen](https://appshunter.io/developer/1669997132) | [IronBlueprint](https://appshunter.io/developer/1791049385) |

## What reviewers say

### Workout Timer Interval & HIIT

[App page](https://appshunter.io/ios/app/workout-timer-interval-and-hiit/id1669997130)

This app offers customizable interval timers for various training styles like HIIT, Tabata, and Crossfit. Track your progress, enjoy background music, and switch between light and dark modes to enhance your fitness routine.

**Highlights:** Customizable interval timers, Supports HIIT, Tabata, WOD, Crossfit, EMOM, AMRAP, Historical workout tracking, Background music playback, Light and dark mode themes, Intuitive interface

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $2.99 | per month |
| Premium Yearly | $14.99 | per year |
| Premium | $29.99 | one-time |

**What reviewers like**

- 👍 Simple and easy to use
- 💡 Powerful yet simple
- 🚀 Efficient for interval training
- 👍 Good for bodyweight exercises
- ❤️ Helps with fitness goals

**What reviewers complain about**

- 🐛 App stops in background
- 🐛 Timer resets when phone sleeps
- 🐛 Work/Rest options not accurate
- 🐛 No benefit to paid version
- 🐛 Cannot change interval times for multiple rounds

**Reported bugs**

- App stops in background
- Timer resets when phone sleeps
- Work/Rest options not accurate
- Cannot change interval times for multiple rounds
- App stops when phone goes to sleep

**Requested features**

- Add multiple voices
- Add sounds for cycle end
- Louder notifications/vibration
- Ability to add break between sessions
- Naming exercises


### IronBlueprint

[App page](https://appshunter.io/ios/app/ironblueprint/id6740692558)

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

**In-app purchases:** none


## Frequently asked questions

### Is Workout Timer Interval & HIIT free?

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

### Is IronBlueprint free?

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

### Do Workout Timer Interval & HIIT or IronBlueprint have ads?

Neither Workout Timer Interval & HIIT nor IronBlueprint shows ads.

### Which is updated more often, Workout Timer Interval & HIIT or IronBlueprint?

Workout Timer Interval & HIIT ships an update fortnightly, and IronBlueprint monthly. Most recently, Workout Timer Interval & HIIT was updated on October 30, 2026 and IronBlueprint on October 28, 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.*