Comparison

Periodic Timer vs Vibration Timer

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

Head to head
About

Periodic Timer

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
Read full description

Keep track of time without being distracted by the device! Simple and easy timer that repeats at your chosen interval. FEATURES - Vibration, if sound is off. - Works in the background. - 3 timer output modes: intervals, total time, countdown. - You can cancel or pause the timer with help of a notification. - Quick Start from icon. - Shake To Start - can be enabled in settings. - Prevent Lockscreen - another useful setting, the screen will not lock, while the timer is running. USE CASES Here is a list of known use cases based on the real feedback: Fitness and health: - Stretching - Stationary bicycle (interval training) - On a treadmill - For HIIT - Jogging - Timed medication - Boxing Cooking - While frying potatoes - Roasting steaks - Checking an over or a grill to prevent burning Learning & science - Foreign language learning - As a lab timer - Periodic data collection - Speech training - Presentation timing Other - Mindfulness - Communication - To have a sense of time flying away :) HELP Q: Why the timer doesn't work in the background? A: You should allow notifications. Q: How to turn off the sound and turn on the vibration? A: On the device, turn the Silent Mode on. (Side Switch) Q: Alert is limited for 5 seconds! A: Go to Settings app, then Periodic Timer > Notifications > Banner Style > Persistent. Q: How to switch the Timer Output Mode? A: To switch the Output Mode touch the timer display at the top of the screen. Q: What is Shake To Start for? A: Shake To Start setting allows to start/cancel the timer by shaking the device. Thus, you don't touch the screen, what can be useful while cooking, for example. In order for this mode to work, the app should be open. If you still have questions or suggestions, you can visit the support page (https://goo.gl/forms/pggVBcaBxdW85EGE3), the Facebook group (http://www.facebook.com/groups/PeriodicTimer/) or you can email me (periodictimer.sup@gmail.com). If you like the app - please, rate it!

About

Vibration Timer

This utility app provides a silent timer that relies solely on vibration for notifications. It offers unlimited preset timers with customizable labels and colors, and can send strong vibration alerts even when the app is in the background. The interface supports dark mode and displays an icon badge when a timer is active.

Highlights
  • Silent vibration-only notifications
  • Unlimited preset timers
  • Customizable timer labels and colors
  • Background vibration alerts
  • Icon badge display
  • Dark mode support
Features
Read full description

It's a timer app with no sound & only vibration. All features are completely free to use. - Unlimited preset timers - Timer can be specified up to the number of seconds - Set labels and colors for timers - Notification with strong vibration while the app is running - Vibrate notification up to 60 times even in the background - Icon badge display while timer is running - dark mode URL scheme: vibrationtimer://

Screenshots

Periodic Timer4 screens
Vibration Timer4 screens

Verdict

The call

The clearest difference is ads: Periodic Timer at none against Vibration Timer's shown. Periodic Timer also leads on update cadence (every 2 months vs every 11 months) and ratings volume (167 vs 13). Vibration Timer's advantage is review sentiment (67% vs 52%) and rating (4.3 vs 4.1). On price, in-app purchases and device support 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

Vibration Timer holds the better App Store score, 4.3 against 4.1. That said, the two scores are not equally well evidenced: Periodic Timer has 167 ratings behind it against 13, 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 67% of Vibration Timer's.

UpkeepUpdate frequency

Periodic Timer ships an update every 2 months, Vibration Timer every 11 months. The most recent releases landed on September 24, 2026 and September 14, 2026 respectively.

Scorecard7 real differences · 3 level
Periodic Timer versus Vibration Timer: the parameters behind the verdict, then further details
ParameterPeriodic TimerVibration Timer
PriceFreeFree
Rating4.1 (167 ratings)4.3 (13 ratings) — better
Positive reviews52.1% of reviews66.7% of reviews — better
Number of ratings167 — better13
Update frequencyEvery 2 months — betterEvery 11 months
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterAd-supported
DevicesiPhone, iPad, Apple Watch — betteriPhone, iPad
Requires iOS17.0 — better26.0
Further details — not scored
Size23 MB10 MB
Age rating4+4+
DeveloperVladimir KelinFugaPiyo Inc.

Customer experience

Periodic Timer

All ratings167 ratings
Positive75.4%
Neutral6.0%
Negative18.6%
Written reviews140 reviews
Positive52.1%
Neutral10.7%
Negative37.1%

Vibration Timer

All ratings13 ratings
Positive84.6%
Neutral0.0%
Negative15.4%
Written reviews3 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

Bugs and requests

Periodic Timer

Reported bugs

12 issues
  • 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
Show 7 more
  • Notifications inconsistent on Apple Watch
  • Timer speed inaccurate (runs too fast)
  • App won't open after deletion and reinstall
  • Upgrade popup spams every second, making app unusable
  • Heart rate monitor stays active, draining battery
  • Vibration doesn't work on silent mode
  • Watch green light stays on continuously

Requested features

15 requests
  • 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
Show 10 more
  • Simple countdown timer (non-repeating)
  • Separate exercise and rest period intervals
  • Start timer at specific time of day
  • Disable sound option for silent vibration-only mode
  • Prevent screen lock while timer is running
  • Apple Watch vibration support
  • Seconds increment option (not just minutes)
  • Better Apple Watch complications and integration
  • Free trial period before purchase requirement
  • Disable shake-to-cancel functionality

Vibration Timer

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

Periodic Timer

No in-app purchases

None

Vibration Timer

No in-app purchases

Questions

Is Periodic Timer free?
Periodic Timer is free to download, with no in-app purchases.
Is Vibration Timer free?
Vibration Timer is free to download, with no in-app purchases.
Which has better reviews, Periodic Timer or Vibration Timer?
Vibration Timer is rated higher. Periodic Timer averages 4.1 out of 5 from 167 ratings, while Vibration Timer averages 4.3 from 13 ratings.
Do Periodic Timer or Vibration Timer have ads?
Vibration Timer shows ads; Periodic Timer does not.
Which is updated more often, Periodic Timer or Vibration Timer?
Periodic Timer ships an update every 2 months, and Vibration Timer every 11 months. Most recently, Periodic Timer was updated on September 24, 2026 and Vibration Timer on September 14, 2026.

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