Comparison

喵睡眠 vs IntervalTimer

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

Head to head
About

喵睡眠

This app offers a variety of natural sounds like rain and thunderstorms to help you relax, improve focus, and sleep better. It provides a peaceful auditory experience to soothe your mind after a busy day.

Highlights
  • Natural white noise sounds
  • Rain and thunderstorm audio
  • Improved focus for work/study
  • Relaxation and stress relief
  • Sleep aid
  • Calming ambient sounds
Features
Read full description

喵睡眠,一款帮助睡眠,提高专注力,减轻负担放松心灵的助眠应用。 初闻蝉鸣,夜听蛙叫, 犹如儿时夏夜池塘。 提高工作、自习效率,享受悠闲的时光 世界公认最佳放松雷雨声 树林自然雨声睡眠音乐 下雪的天气,舒服的房间,温暖的火焰,安心学习和睡眠 来这里,让大自然的声音抚慰你忙碌疲惫的你吧。 1、大自然的白噪音是首选,完全没有危害及副作用。 2、人为制造的白噪音不得每日使用,会产生一定依赖性。 3、在使用人为制造的白噪音时,尽量使声源离自己、离婴幼儿距离远一些,并且调小音量 如果想要改善一下睡眠的质量或是调解、舒缓心情的话,请聆听一段白噪音,感受一份不一样的宁静。

About

IntervalTimer

This app provides a minimalist yet powerful interval timer for high-intensity workouts like HIIT, Tabata, and EMOM. It features professional voice guidance, customizable templates, and a clear, large display for easy readability during exercise.

Highlights
  • Professional voice guidance
  • 20+ built-in workout templates
  • Customizable interval presets
  • Extra-large, readable display
  • Three-color phase coding
  • Workout session tracking
Features
Read full description

Every Round, Get Stronger. A minimalist yet powerful interval timer designed for HIIT, Tabata, EMOM, and all high-intensity workouts.  Now featuring 20+ built-in templates and professional voice guidance. Set your intervals in seconds with our precision vertical ruler.  Start training with one tap.  See your countdown from across the room with our extra-large display—perfect for the gym floor or yoga mat. ◆ BUILT FOR REAL WORKOUTS • Professional Voice Guidance: Male and female voice options for Work, Rest, and Round transitions • Haptic feedback for key phase transitions • Pause, resume, and recovery from interruptions • Auto time correction when returning from background • Background audio cues (Coming Soon): Will work seamlessly with your music ◆ READY-TO-USE TEMPLATES • 20+ Professional Templates built-in • Tabata Classic (20s work / 10s rest × 8) • EMOM 10 (Every Minute on the Minute) • Sprint Starter (Quick high-intensity intervals) • Create and save your own custom presets ◆ PRECISION INTERVAL EDITING • Vertical ruler with 1-second precision • Smart haptic feedback on every tick • Floating value display—your finger never blocks the numbers • Adjust Work, Rest, Intervals, and Rounds with intuitive controls ◆ CRYSTAL-CLEAR COUNTDOWN • Extra-large timer digits readable from 10+ feet away • Landscape mode for maximum visibility • Three-color phase coding: Orange (Work) / Blue (Rest) / Purple (Round Rest) • Always-on display keeps the screen active during workouts ◆ COMPLETE WORKOUT TRACKING • Session summary: total time, work time, rest time, completion rate • Local workout history • Review and repeat past sessions ◆ DESIGNED FOR ATHLETES Perfect for HIIT, CrossFit, circuit training, running intervals, boxing rounds, swimming sets, yoga flows, stretching routines, and any activity that needs precise timing. Train smarter. Train harder.  Train with Intervals Timer. emom,gym,fitness,free,custom,simple,stopwatch Privacy Policy :https://hiittimer.pages.dev/Privacy Terms of Service:https://hiittimer.pages.dev/Terms

Screenshots

喵睡眠4 screens
IntervalTimer4 screens

Verdict

The call

The clearest difference is update cadence: IntervalTimer at every 10 days against 喵睡眠's every 3 weeks. 喵睡眠's advantage is iOS requirement (13.0 vs 17.0). 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. 喵睡眠 sells 1 one-off in-app purchase and IntervalTimer sells 3 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

喵睡眠 ships an update every 3 weeks, IntervalTimer every 10 days. The most recent releases landed on August 20, 2026 and September 21, 2026 respectively.

Scorecard2 real differences · 8 level
喵睡眠 versus IntervalTimer: the parameters behind the verdict, then further details
Parameter喵睡眠IntervalTimer
PriceFreeFree
Rating—3.7 (3 ratings) — better
Positive reviews100.0% of reviews—
Number of ratings—3 — better
Update frequencyEvery 3 weeksEvery 10 days — better
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFreemium
DevicesiPhone, iPodiPhone, iPad
Requires iOS13.0 — better17.0
Further details — not scored
Size44 MB18 MB
Age rating4+4+
Developer智平 刘WD Studio

Customer experience

喵睡眠

Written reviews6 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

IntervalTimer

All ratings3 ratings
Positive66.7%
Neutral0.0%
Negative33.3%

In-app purchases

1 purchases

喵睡眠

One-time1
  • Lifetime VIP$0.99
3 purchases

IntervalTimer

Subscriptions2
  • PRO Monthly $1.99$1.991 Month
  • PRO Annual $19.99$9.991 Year
One-time1
  • Interval Timer Pro Lifetime$39.99

Questions

Is 喵睡眠 free?
喵睡眠 is free to download, with in-app purchases available.
Is IntervalTimer free?
IntervalTimer is free to download, with in-app purchases available.
Do 喵睡眠 or IntervalTimer have ads?
Neither 喵睡眠 nor IntervalTimer shows ads.
Which is updated more often, 喵睡眠 or IntervalTimer?
喵睡眠 ships an update every 3 weeks, and IntervalTimer every 10 days. Most recently, 喵睡眠 was updated on August 20, 2026 and IntervalTimer on September 21, 2026.

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