Comparison

OneTouchVibrationTimer vs Silent Flash Timer

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

Head to head
About

OneTouchVibrationTimer

This utility app allows you to set interval timers with a single tap, receiving silent vibration notifications when the timer ends. It functions in the background, even when the screen is off or the app is closed, and displays the calculated end time for convenience.

Highlights
  • One-tap timer setting
  • Vibration notifications
  • Background operation
  • Calculated end time display
  • Customizable time intervals
Features
Read full description

No sound.Vibrate to notify the end of the timer.Notification will be sent even when the screen is off or the application is closed. ●Set timer with one tap Once you set the interval timer you want, you can start it with one tap. ●Know when the timer ends No need to calculate the timer end time.When you set the timer, you will also know the end time. ●Works in the background Even when the screen is off, a notification will inform you of the end of the timer. ●Time interval can be changed You can set the interval as you like from the settings. -TermsOfService https://mizukami2005.github.io/one_touch_vibration_timer/Terms/en/index.html -PrivacyPolicy https://mizukami2005.github.io/one_touch_vibration_timer/PrivacyPolicy/en/index.html

About

Silent Flash Timer

This app provides a silent timer that uses screen flashes for notifications instead of sound or vibration. It's ideal for focused work, quiet environments like libraries, or for users sensitive to auditory alerts, ensuring time management without disruption.

Highlights
  • Screen flash notifications
  • No sound or vibration alerts
  • Ideal for focused work
  • Suitable for quiet environments
  • User-friendly interface
  • Supports time management
Features
Read full description

In environments like the workplace or a cafe, even setting a timer to vibrate can feel intrusive. However, with this app, instead of audio or vibration alerts, your screen will flash to let you know when the set time has come. This app could be useful in the following situations: During focused work: Ideal for managing time during work or study. When the set time has passed, you will be notified with a noticeable screen flash, but there will be no noise or vibration to distract others. In environments where audible notifications are not allowed: In quiet places like libraries or meeting rooms, conventional timers are not usable. With this app, you can check the passing of time with a non-disturbing screen flash. When you want to avoid stress from sound and vibration: This app is perfect for people sensitive to sound and vibration or those who want to maintain a pleasant silence. Only when needed, the screen will flash quietly, not disturbing your focus. This app quietly yet effectively supports your time management. Adapting to each environment and need, it offers a user-friendly interface for easy time management. For anyone needing quiet notifications, this app is the ultimate solution. ■ Subscription Please refer to the following links for the terms and conditions related to the use of the subscription: Privacy Policy: https://neudesignlab.notion.site/Privacy-Policy-117364cad9f7809eab89cfe9d30764d5?pvs=74 Terms of Use: https://neudesignlab.notion.site/Terms-of-Use-117364cad9f78080bac2e540af0330bb

Screenshots

OneTouchVibrationTimer4 screens
Silent Flash Timer4 screens

Verdict

The call

The clearest difference is rating: Silent Flash Timer at 4.4 against OneTouchVibrationTimer's 3.7. Silent Flash Timer also leads on review sentiment (67% vs 33%) and update cadence (every 2 weeks vs every 6 weeks). OneTouchVibrationTimer's advantage is ads (none vs shown) and iOS requirement (10.0 vs 17.6). On price, ratings volume, 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. OneTouchVibrationTimer sells 1 in-app purchase, starting at $1.49 per month and Silent Flash Timer sells 4 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Silent Flash Timer holds the better App Store score, 4.4 against 3.7. Both are backed by a comparable volume of ratings — 6 and 9 respectively. Written reviews point the same way: 33% of OneTouchVibrationTimer's written reviews are positive against 67% of Silent Flash Timer's.

UpkeepUpdate frequency

OneTouchVibrationTimer ships an update every 6 weeks, Silent Flash Timer every 2 weeks. The most recent releases landed on September 10, 2026 and September 8, 2026 respectively.

Scorecard5 real differences · 5 level
OneTouchVibrationTimer versus Silent Flash Timer: the parameters behind the verdict, then further details
ParameterOneTouchVibrationTimerSilent Flash Timer
PriceFreeFree
Rating3.7 (6 ratings)4.4 (9 ratings) — better
Positive reviews33.3% of reviews66.7% of reviews — better
Number of ratings69 — better
Update frequencyEvery 6 weeksEvery 2 weeks — better
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS10.0 — better17.6
Further details — not scored
Size77 MB11 MB
Age rating4+4+
Developermizukami takamasaNEUDESIGNLAB, LLC

Customer experience

OneTouchVibrationTimer

All ratings6 ratings
Positive66.7%
Neutral0.0%
Negative33.3%
Written reviews3 reviews
Positive33.3%
Neutral0.0%
Negative66.7%

Silent Flash Timer

All ratings9 ratings
Positive88.9%
Neutral0.0%
Negative11.1%
Written reviews6 reviews
Positive66.7%
Neutral0.0%
Negative33.3%

In-app purchases

1 purchases

OneTouchVibrationTimer

Subscriptions1
  • JOIN$1.491 Month
4 purchases

Silent Flash Timer

Subscriptions2
  • 1 Month Plan$0.991 Month
  • Premium - Yearly$4.991 Year
One-time2
  • Lifetime Ad Removal Discounted$5.99
  • Lifetime Ad Removal$9.99

Questions

Is OneTouchVibrationTimer free?
OneTouchVibrationTimer is free to download, with in-app purchases available.
Is Silent Flash Timer free?
Silent Flash Timer is free to download, with in-app purchases available.
Which has better reviews, OneTouchVibrationTimer or Silent Flash Timer?
Silent Flash Timer is rated higher. OneTouchVibrationTimer averages 3.7 out of 5 from 6 ratings, while Silent Flash Timer averages 4.4 from 9 ratings.
Do OneTouchVibrationTimer or Silent Flash Timer have ads?
Silent Flash Timer shows ads; OneTouchVibrationTimer does not.
Which is updated more often, OneTouchVibrationTimer or Silent Flash Timer?
OneTouchVibrationTimer ships an update every 6 weeks, and Silent Flash Timer every 2 weeks. Most recently, OneTouchVibrationTimer was updated on September 10, 2026 and Silent Flash Timer on September 8, 2026.

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