# Seconds Interval Timer vs BoxClock

The clearest difference is rating: Seconds Interval Timer at 4.7 against BoxClock's 4.0. Seconds Interval Timer also leads on ratings volume (24K vs 1). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Seconds Interval Timer sells 1 one-off in-app purchase and BoxClock sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Seconds Interval Timer holds the better App Store score, 4.7 against 4.0. That said, the two scores are not equally well evidenced: Seconds Interval Timer has 24K ratings behind it against 1, so its average is the more settled of the two.

Seconds Interval Timer ships an update monthly, BoxClock every 2 weeks. The most recent releases landed on October 20, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Seconds Interval Timer | BoxClock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (24K ratings)](https://appshunter.io/ios/app/seconds-interval-timer/id475816966/reviews)** | [4.0 (1 ratings)](https://appshunter.io/ios/app/boxclock-gym-timer/id6761938669/reviews) |
| Number of ratings | **24K** | 1 |
| Positive reviews | 74.5% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Monthly | **Every 2 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 95 MB | 2 MB |
| Requires iOS | 18.0 | **17.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Runloop Ltd](https://appshunter.io/developer/325563420) | [Carlos Manuel Gomes Vilhena](https://appshunter.io/developer/1892166690) |

## What reviewers say

### Seconds Interval Timer

[App page](https://appshunter.io/ios/app/seconds-interval-timer/id475816966)

This app provides a versatile interval timer for various workout types like Tabata, HIIT, and circuit training. It features a clear, full-screen display, customizable alerts, and background operation. Users can also utilize a stopwatch and countdown timer, with integration for Apple Health.

**Highlights:** Full-screen colored display, Templates for HIIT, Tabata, Circuit Training, Voice and audio alerts, Music assignment per interval, Background operation, Apple Health integration, Stopwatch and countdown timer

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Advanced Version | $7.99 | one-time |

**What reviewers like**

- 🚀 Great workout app
- 👍 Customizable and user-friendly
- 🔒 Reliable and stable
- 💡 Versatile for various workouts
- 👍 Easy to create and edit timers

**What reviewers complain about**

- 🐛 Occasional audio issues
- 🔍 Limited Apple Watch integration
- 💰 Paid version required for full functionality
- 🕰️ Time-consuming to set up complex workouts

**Reported bugs**

- Timer sometimes stops working unexpectedly
- Issues with restoring purchases on new devices

**Requested features**

- Ability to change beep/alert volume independently
- Option to delay transition between intervals
- Sync workouts across devices
- More preset workout templates
- Heart rate monitoring integration


### BoxClock

[App page](https://appshunter.io/ios/app/boxclock-gym-timer/id6761938669)

This app provides a customizable gym clock with various timer modes like EMOM, AMRAP, and Tabata. It features a clear, large display designed for visibility across a room and offers audio cues for transitions. Save your favorite workout configurations for quick access.

**Highlights:** Multiple timer modes (EMOM, AMRAP, Tabata, Custom), Large, clear LED-style display, Customizable audio cues, Lock Screen and Dynamic Island integration, Save up to 10 workout configurations, No ads or subscriptions

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| BoxClock Premium | $4.99 | one-time |


## Frequently asked questions

### Is Seconds Interval Timer free?

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

### Is BoxClock free?

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

### Which has better reviews, Seconds Interval Timer or BoxClock?

Seconds Interval Timer is rated higher. Seconds Interval Timer averages 4.7 out of 5 from 24K ratings, while BoxClock averages 4.0 from 1 ratings.

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

Neither Seconds Interval Timer nor BoxClock shows ads.

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

Seconds Interval Timer ships an update monthly, and BoxClock every 2 weeks. Most recently, Seconds Interval Timer was updated on October 20, 2026 and BoxClock on October 1, 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.*