# Periodic Timer vs 무한반복타이머

The clearest difference is rating: Periodic Timer at 4.1 against 무한반복타이머's 1.0. Periodic Timer also leads on ads (none vs shown) and ratings volume (170 vs 1). 무한반복타이머's advantage is update cadence (every 10 days vs every 2 months) and iOS requirement (13.2 vs 18.0). On price, in-app purchases and device support there is nothing between them.

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

Periodic Timer holds the better App Store score, 4.1 against 1.0. That said, the two scores are not equally well evidenced: Periodic Timer has 170 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 52% of Periodic Timer's written reviews are positive against 43% of 무한반복타이머's.

Periodic Timer ships an update every 2 months, 무한반복타이머 every 10 days. The most recent releases landed on October 21, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Periodic Timer | 무한반복타이머 |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (170 ratings)](https://appshunter.io/ios/app/periodic-timer-simple-repeat/id933241656/reviews)** | [1.0 (1 ratings)](https://appshunter.io/ios/app/id1602033335/reviews) |
| Number of ratings | **170** | 1 |
| Positive reviews | **52.1% of reviews** | 42.9% of reviews |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Every 10 days** |
| Monetization | **Free** | Ad-supported |
| Size | 26 MB | 13 MB |
| Requires iOS | 18.0 | **13.2** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Vladimir Kelin](https://appshunter.io/developer/933241655) | [SuWon Choi](https://appshunter.io/developer/1452191072) |

## What reviewers say

### Periodic Timer

[App page](https://appshunter.io/ios/app/periodic-timer-simple-repeat/id933241656)

This app provides a simple, repeating interval timer that can run in the background without distracting you. It offers customizable alerts, quick start options, and prevents your screen from locking while active. Ideal for various activities like fitness, cooking, and learning.

**Highlights:** Repeating interval timer, Background operation, Customizable alerts (vibration/sound), Prevent lockscreen, Shake to start, Multiple timer output modes

**Features:** Apple Watch app, Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Simple and intuitive interface
- ⏱️ Effective repeating/interval timer functionality
- 🎯 Does exactly what it's designed to do
- 🔇 Vibration-only option available
- 📱 Works in background with screen off

**What reviewers complain about**

- 🔊 Sound/notification issues (unreliable or missing)
- 💰 Aggressive premium upselling in free version
- 🐛 Timer cancels when phone is shaken
- 🔋 Activates heart rate sensor, drains battery
- 📵 Doesn't work reliably with screen locked

**Reported bugs**

- Sound/notifications fail to trigger despite settings enabled
- Timer cancels when phone is shaken or moved
- Vibration doesn't work when screen is locked or off
- App crashes on launch (especially after updates)
- Watch app crashes or doesn't function

**Requested features**

- Adjustable sound volume and custom alert sounds
- Customizable vibration patterns
- Settings menu for user preferences
- Ability to add notes/labels to timers
- Seconds-only timer option


### 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 Periodic Timer free?

Periodic Timer 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, Periodic Timer or 무한반복타이머?

Periodic Timer is rated higher. Periodic Timer averages 4.1 out of 5 from 170 ratings, while 무한반복타이머 averages 1.0 from 1 ratings.

### Do Periodic Timer or 무한반복타이머 have ads?

무한반복타이머 shows ads; Periodic Timer does not.

### Which is updated more often, Periodic Timer or 무한반복타이머?

Periodic Timer ships an update every 2 months, and 무한반복타이머 every 10 days. Most recently, Periodic Timer was updated on October 21, 2026 and 무한반복타이머 on October 17, 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.*