# Interval Round Timer for Boxing, Circuit & HIIT vs NShape Sets

The clearest difference is in-app purchases: NShape Sets at none against Interval Round Timer for Boxing, Circuit & HIIT's 2. NShape Sets also leads on update cadence (every 2 months vs every 7 months). Interval Round Timer for Boxing, Circuit & HIIT's advantage is iOS requirement (8.0 vs 17.0). On price, ads and device support there is nothing between them.

Both are free to download. Interval Round Timer for Boxing, Circuit & HIIT sells 2 one-off in-app purchases. NShape Sets asks for nothing beyond the download.

Interval Round Timer for Boxing, Circuit & HIIT ships an update every 7 months, NShape Sets every 2 months. The most recent releases landed on October 21, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | Interval Round Timer for Boxing, Circuit & HIIT | NShape Sets |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.3 (4 ratings)](https://appshunter.io/ios/app/interval-round-timer-for-boxing-circuit-and-hiit/id995649619/reviews)** | — |
| Number of ratings | **4** | — |
| Positive reviews | 6.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 21 MB | 2 MB |
| Requires iOS | **8.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Catrnja Dev](https://appshunter.io/developer/569580933) | [Shawn Roller](https://appshunter.io/developer/1118494092) |

## What reviewers say

### Interval Round Timer for Boxing, Circuit & HIIT

[App page](https://appshunter.io/ios/app/interval-round-timer-for-boxing-circuit-and-hiit/id995649619)

Easily create custom interval workouts for various training types like boxing, circuit, and HIIT. This user-friendly app allows for quick setup and immediate workout tracking, simplifying your fitness routine.

**Highlights:** Custom interval workout creation, Supports boxing, circuit, and HIIT, Easy to use interface, Quick setup, Immediate workout tracking

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock the full version. | $9.99 | one-time |
| Unlock the full version and remove ads. | $9.99 | one-time |


### NShape Sets

[App page](https://appshunter.io/ios/app/nshape-sets/id1553362067)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Interval Round Timer for Boxing, Circuit & HIIT free?

Interval Round Timer for Boxing, Circuit & HIIT is free to download, with in-app purchases available.

### Is NShape Sets free?

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

### Do Interval Round Timer for Boxing, Circuit & HIIT or NShape Sets have ads?

Neither Interval Round Timer for Boxing, Circuit & HIIT nor NShape Sets shows ads.

### Which is updated more often, Interval Round Timer for Boxing, Circuit & HIIT or NShape Sets?

Interval Round Timer for Boxing, Circuit & HIIT ships an update every 7 months, and NShape Sets every 2 months. Most recently, Interval Round Timer for Boxing, Circuit & HIIT was updated on October 21, 2026 and NShape Sets on September 27, 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.*