Comparison

Interval Timer Sec+Sec vs 무한반복타이머

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Interval Timer Sec+Sec

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
Read full description

Simple free interval training timer application that alarm and vibration at the time specified in seconds. After the set time has elapsed, it counts the number of repetitions. Since it keeps the specified seconds setting, it is no need to set the seconds every time. The behavior in the background is limited. For High Intensity Interval Training (HIIT).

About

무한반복타이머

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
Read full description

무한반복타이머는 타이머를 연속으로 설정해서 나만의 스케줄로 타이머를 실행할 수 있습니다. - 타이머를 필요한 만큼 한번에 여러 개를 만들 수 있어요. - 만든 타이머들을 쉽게 추가, 삭제해서 나만의 타이머 스케줄을 만들 수 있어요. - 공부, 운동, 업무, 휴식 시간을 무한대로 관리할 수 있어요. - 시, 분, 초 단위로 설정할 수 있어요. - 다른 앱을 사용 중에도 타이머가 동작합니다.

Screenshots

Interval Timer Sec+Sec1 screens
무한반복타이머4 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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

ReceptionRating · Positive reviews · Number of ratings

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.

UpkeepUpdate frequency

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.

Scorecard4 real differences · 6 level
Interval Timer Sec+Sec versus 무한반복타이머: the parameters behind the verdict, then further details
ParameterInterval Timer Sec+Sec무한반복타이머
PriceFreeFree
Rating3.7 (13 ratings) — better1.0 (1 ratings)
Positive reviews77.8% of reviews — better42.9% of reviews
Number of ratings13 — better1
Update frequencyEvery 12 monthsEvery 10 days — better
AdsYesYes
In-app purchasesNoNo
MonetizationAd-supportedAd-supported
DevicesiPhone, iPodiPhone, iPod
Requires iOS13 — better13.2
Further details — not scored
Size12 MB13 MB
Age rating4+4+
DeveloperSHIGETO TAKAGISuWon Choi

Customer experience

Interval Timer Sec+Sec

All ratings13 ratings
Positive53.8%
Neutral23.1%
Negative23.1%
Written reviews18 reviews
Positive77.8%
Neutral16.7%
Negative5.6%

무한반복타이머

All ratings1 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews7 reviews
Positive42.9%
Neutral28.6%
Negative28.6%

In-app purchases

None

Interval Timer Sec+Sec

No in-app purchases

None

무한반복타이머

No in-app purchases

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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