# Seconds Interval Timer vs Spark Kiosk

The clearest difference is in-app purchases: Spark Kiosk at none against Seconds Interval Timer's 1. Spark Kiosk also leads on iOS requirement (15.0 vs 18.0). Seconds Interval Timer's advantage is ratings volume (24K vs 34) and device support (3 vs 1). On price, rating, review sentiment and update cadence there is nothing between them.

Both are free to download. Seconds Interval Timer sells 1 one-off in-app purchase. Spark Kiosk asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.7 for Seconds Interval Timer against 4.7 for Spark Kiosk. That said, the two scores are not equally well evidenced: Seconds Interval Timer has 24K ratings behind it against 34, so its average is the more settled of the two. Written reviews are what separate them: 75% of Seconds Interval Timer's written reviews are positive against 67% of Spark Kiosk's.

Both ship on a similar rhythm, roughly monthly. Both last shipped on October 24, 2026.

## The numbers

| Metric | Seconds Interval Timer | Spark Kiosk |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (24K ratings)](https://appshunter.io/ios/app/seconds-interval-timer/id475816966/reviews) | **[4.7 (34 ratings)](https://appshunter.io/ios/app/spark-kiosk/id1448107942/reviews)** |
| Number of ratings | **24K** | 34 |
| Positive reviews | **74.5% of reviews** | 66.7% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Monthly | Monthly |
| Monetization | Free with in-app purchases | **Free** |
| Size | 99 MB | 74 MB |
| Requires iOS | 18.0 | **15.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPad |
| Age rating | 4+ | 9+ |
| Developer | [Runloop Ltd](https://appshunter.io/developer/325563420) | [Spark Membership LLC](https://appshunter.io/developer/1448107941) |

## 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


### Spark Kiosk

[App page](https://appshunter.io/ios/app/spark-kiosk/id1448107942)

This app transforms an iPad into a dedicated attendance management system. It allows students to quickly check in and view important announcements. Instructors can manage rosters, attendance, and student information securely.

**Highlights:** Student check-in, Event announcements, Light/Dark mode, Instructor Mode for management, Roster and attendance tracking, Guardian notifications, Student profile picture uploads

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

**In-app purchases:** none


## Frequently asked questions

### Is Seconds Interval Timer free?

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

### Is Spark Kiosk free?

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

### Which has better reviews, Seconds Interval Timer or Spark Kiosk?

Spark Kiosk is rated higher. Seconds Interval Timer averages 4.7 out of 5 from 24K ratings, while Spark Kiosk averages 4.7 from 34 ratings.

### Do Seconds Interval Timer or Spark Kiosk have ads?

Neither Seconds Interval Timer nor Spark Kiosk shows ads.

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

Seconds Interval Timer ships an update monthly, and Spark Kiosk monthly. Most recently, Seconds Interval Timer was updated on October 24, 2026 and Spark Kiosk on October 24, 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.*