# Interval Timer Sec+Sec vs 무한반복타이머

The clearest difference is rating: Interval Timer Sec+Sec at 3.7 against 무한반복타이머's 1.0. Interval Timer Sec+Sec also leads on review sentiment (78% vs 43%) and ratings volume (13 vs 1). 무한반복타이머's advantage is update cadence (every 10 days vs every 12 months). On price, ads, in-app purchases and monetization model there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Interval Timer Sec+Sec holds the better App Store score, 3.7 against 1.0. That said, the two scores are not equally well evidenced: Interval Timer Sec+Sec has 13 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 78% of Interval Timer Sec+Sec's written reviews are positive against 43% of 무한반복타이머's.

Interval Timer Sec+Sec ships an update every 12 months, 무한반복타이머 every 10 days. The most recent releases landed on September 24, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | Interval Timer Sec+Sec | 무한반복타이머 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.7 (13 ratings)](https://appshunter.io/ios/app/interval-timer-sec-plus-sec/id595618563/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/id1602033335/reviews) |
| Number of ratings | **13** | 1 |
| Positive reviews | **77.8% of reviews** | 42.9% of reviews |
| In-app purchases | No | No |
| Ads | Yes | Yes |
| Update frequency | Every 12 months | **Every 10 days** |
| Monetization | Ad-supported | Ad-supported |
| Size | 12 MB | 13 MB |
| Requires iOS | **13** | 13.2 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SHIGETO TAKAGI](https://appshunter.io/developer/519611619) | [SuWon Choi](https://appshunter.io/developer/1452191072) |

## What reviewers say

### Interval Timer Sec+Sec

[App page](https://appshunter.io/ios/app/interval-timer-sec-plus-sec/id595618563)

This free interval training timer app uses alarms and vibrations to mark specified second intervals. It automatically tracks repetitions and remembers your settings, making it ideal for High Intensity Interval Training (HIIT). Background operation is limited.

**Highlights:** Second-based interval timing, Alarm and vibration alerts, Repetition counter, Saves interval settings, Suitable for HIIT, Background operation limited

**Features:** Vision Pro support

**In-app purchases:** none


### 무한반복타이머

[App page](https://appshunter.io/ios/app/id1602033335)

Create custom schedules by setting multiple timers consecutively. Manage study, exercise, work, and rest periods indefinitely with precise hour, minute, and second controls. The timers continue to run even when using other applications.

**Highlights:** Set multiple timers at once, Create custom timer schedules, Manage study, exercise, work, and rest, Set timers in hours, minutes, and seconds, Timers run in the background

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Interval Timer Sec+Sec free?

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

### Is 무한반복타이머 free?

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

### Which has better reviews, Interval Timer Sec+Sec or 무한반복타이머?

Interval Timer Sec+Sec is rated higher. Interval Timer Sec+Sec averages 3.7 out of 5 from 13 ratings, while 무한반복타이머 averages 1.0 from 1 ratings.

### Do Interval Timer Sec+Sec or 무한반복타이머 have ads?

Both Interval Timer Sec+Sec and 무한반복타이머 show ads.

### Which is updated more often, Interval Timer Sec+Sec or 무한반복타이머?

Interval Timer Sec+Sec ships an update every 12 months, and 무한반복타이머 every 10 days. Most recently, Interval Timer Sec+Sec was updated on September 24, 2026 and 무한반복타이머 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.*