KeyHour vs みえるタイマー
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
KeyHour
This app offers a fullscreen digital clock experience inspired by landscape mode designs. It features multiple well-crafted themes and supports both countdown and count-up timers, along with home screen widgets.
- Fullscreen landscape clock
- Multiple clock themes
- Countdown timers
- Count-up timers
- Home screen widgets
- Ad-free experience
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KeyHour helps you feel time passing, stay focused, and reclaim your attention. ◎ Thoughtfully designed for landscape mode. ◎ Multiple carefully crafted clock themes. ◎ App blocking to protect your time from social media and games. ◎ Supports both countdown and count-up timers. ◎ Time widgets to make your Home Screen feel unique and special. I’d love to hear your ideas and feedback — just send an email to kiiiidd@duck.com. ◎ Privacy Policy: https://dominich.notion.site/KeyHour-ead63446fd074e53bc00fb0364cd5984 ◎ Terms of Use: https://dominich.notion.site/KeyHour-26c7b126e78f42c5abbea9254f092ae4
みえるタイマー
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"See Your Remaining Time" - Now on Your Phone! The popular pie-chart timer for focused study. The remaining time is visually obvious, so anyone can use it intuitively - from children who can't read clocks to adults who want to stay focused. ------------------------------- 〇 Perfect for Every Moment ------------------------------- Studying & Exams Set 25 min focus + 5 min break for Pomodoro study. No more "how much time is left?" - just look. Cooking Pasta 8 min. Eggs 12 min. Hands dirty? Just glance at the screen. Kids & Parenting "5 more minutes" becomes visible. Perfect for building routines - brushing teeth, tidying up, screen time limits. Fitness & Exercise Planks, intervals, stretching. Push yourself while watching the arc shrink. Work & Productivity Final sprint before a deadline. Keep meetings on track. ------------------------------------ 〇 Features ------------------------------------ ● Drag to set time — Haptic feedback every minute ● Arc shrinks in real-time — Instantly grasp remaining time ● Clean & beautiful design — Minimalist white interface ● Alarm clock style option — Switch to your preference ● Dark mode — Easy on the eyes for late-night study ● Eco mode — Pure black background for OLED battery saving ● Second hand ON/OFF — For precise time tracking ● No ads during timer — Zero distractions while you focus ------------------------------------------ ・ Pro ------------------------------------------------------------------ ● Full color customization ● Labeled preset timers ● Continuous mode (auto-repeat focus & break) ● Timer range (12 min / 60 min) ● Completely ad-free ------------------------------------------------ Simple enough to start instantly. Visual enough to keep you going. Download now and make your time visible.
Screenshots
Verdict
The clearest difference is ads: KeyHour at none against みえるタイマー's shown. みえるタイマー's advantage is update cadence (every 3 days vs every 9 days) and iOS requirement (15.1 vs 17.0). 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
Both are free to download. KeyHour sells 3 in-app purchases, starting at $7.99 per year and みえるタイマー sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
KeyHour ships an update every 9 days, みえるタイマー every 3 days. The most recent releases landed on November 7, 2026 and November 5, 2026 respectively.
| Parameter | KeyHour | みえるタイマー |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (54 ratings) — better | — |
| Positive reviews | 93.5% of reviews | — |
| Number of ratings | 54 — better | — |
| Update frequency | Every 9 days | Every 3 days — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, Apple Watch | iPhone, iPad, iPod, Apple Watch — better |
| Requires iOS | 17.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 27 MB | 39 MB |
| Age rating | 17+ | 4+ |
| Developer | 炜东 黄 | Takumi Hirose |
In-app purchases
KeyHour
- Yearly$7.991 Year
- Lifetime$19.99
- Lifetime$24.99
みえるタイマー
- VisTimer Pro$0.99









