# Seconds Interval Timer vs TimedTrainer

The clearest difference is ads: Seconds Interval Timer at none against TimedTrainer's shown. Seconds Interval Timer also leads on ratings volume (24K vs 22). TimedTrainer's advantage is iOS requirement (16.0 vs 18.0). 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 and TimedTrainer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 4.7 for Seconds Interval Timer against 4.6 for TimedTrainer. That said, the two scores are not equally well evidenced: Seconds Interval Timer has 24K ratings behind it against 22, 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 80% of TimedTrainer's.

Seconds Interval Timer ships an update monthly, TimedTrainer every 3 weeks. The most recent releases landed on October 6, 2026 and October 3, 2026 respectively.

## The numbers

| Metric | Seconds Interval Timer | TimedTrainer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (24K ratings)](https://appshunter.io/ios/app/seconds-interval-timer/id475816966/reviews)** | [4.6 (22 ratings)](https://appshunter.io/ios/app/timedtrainer-interval-timer/id662462651/reviews) |
| Number of ratings | **24K** | 22 |
| Positive reviews | 74.8% of reviews | **80.0% of reviews** |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | Monthly | **Every 3 weeks** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 95 MB | 8 MB |
| Requires iOS | 18.0 | **16.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Runloop Ltd](https://appshunter.io/developer/325563420) | [KSI Technology, LLC](https://appshunter.io/developer/599217211) |

## 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


### TimedTrainer

[App page](https://appshunter.io/ios/app/timedtrainer-interval-timer/id662462651)

This app provides a simple and flexible timer for various workout types, including HIIT, Crossfit, and Tabata. Easily create custom routines with intervals and rest periods, and receive notifications even when the app is locked or music is playing. Focus on your training without distractions.

**Highlights:** Customizable workout creation, Interval and rest period timers, Unlimited rounds and loops, Background operation, Simple and flexible interface, Workout notifications

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| No Banner | $0.99 | one-time |


## Frequently asked questions

### Is Seconds Interval Timer free?

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

### Is TimedTrainer free?

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

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

Seconds Interval Timer is rated higher. Seconds Interval Timer averages 4.7 out of 5 from 24K ratings, while TimedTrainer averages 4.6 from 22 ratings.

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

TimedTrainer shows ads; Seconds Interval Timer does not.

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

Seconds Interval Timer ships an update monthly, and TimedTrainer every 3 weeks. Most recently, Seconds Interval Timer was updated on October 6, 2026 and TimedTrainer on October 3, 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.*