# Seconds Interval Timer vs Interval Training Timer

The clearest difference is in-app purchases: Interval Training Timer at none against Seconds Interval Timer's 1. Interval Training Timer also leads on review sentiment (100% vs 74%). On price, update cadence, ads and device support there is nothing between them.

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

Seconds Interval Timer ships an update monthly, Interval Training Timer every 6 weeks. The most recent releases landed on October 20, 2026 and October 12, 2026 respectively.

## The numbers

| Metric | Seconds Interval Timer | Interval Training Timer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (24K ratings)](https://appshunter.io/ios/app/seconds-interval-timer/id475816966/reviews)** | — |
| Number of ratings | **24K** | — |
| Positive reviews | 74.5% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Monthly** | Every 6 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 95 MB | 14 MB |
| Requires iOS | **18.0** | 18.5 |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Runloop Ltd](https://appshunter.io/developer/325563420) | [clement gasner](https://appshunter.io/developer/1817607753) |

## 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


### Interval Training Timer

[App page](https://appshunter.io/ios/app/interval-training-timer-hiit/id6736365956)

This app helps users create and manage custom interval training sessions for various fitness activities. It offers pre-recorded workouts, audio/visual cues, and progress tracking to optimize performance and achieve fitness goals.

**Highlights:** Customizable timer settings, Pre-recorded professional workouts, Audio and visual notifications, User-friendly interface, Multilingual support, Workout statistics and progress tracking

**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 Interval Training Timer free?

Interval Training Timer is free to download, with no in-app purchases.

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

Neither Seconds Interval Timer nor Interval Training Timer shows ads.

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

Seconds Interval Timer ships an update monthly, and Interval Training Timer every 6 weeks. Most recently, Seconds Interval Timer was updated on October 20, 2026 and Interval Training Timer on October 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.*