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53
BU Score
Solid

VoiceClock - Talking

4.6 ✍️ Editor
✍️ bumetric analysis

VoiceClock - Talking is an iOS app from Shinichi Aokawa in the Productivity category, currently rated 4.6★ across 27 ratings. Initial signal reads as largely positive sentiment, users highlighting consistency and feature depth.

Our BU Score puts it at 53: Solid (established niche player). For a Productivity app, that means established niche player.

Track changes month-over-month in the Performance section below: live snapshot history and revenue forecast included.

📊 Performance Tracking LIVE

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idle
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Rating
Reviews
Forecast Revenue / mo
Snapshots tracked
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since first record
Range:

💰 Forecast Revenue / mo

MODEL
Revenue forecast computed from BU's 234 trigger model on each snapshot. Calibrated against ground-truth from 58 verified-revenue apps.
🔬Forecast Breakdown — Why This Estimate?Top 5 of 5 triggers
Our ML model uses 200+ signals from public data. These are the most influential for this app:
Paid app ($2.99)METRIC
+$2,800
Excellent rating (4.6★)METRIC
+$2,200
Mature app (12y old)METRIC
+$1,500
Multilingual (18 languages)METRIC
+$1,500
Pre-traction phase (27 ratings)METRIC
−$300
METRIC = structural app data · REVIEW = mined from user reviews · ✓ VERIFIED = Stripe-verified anchor (TrustMRR)

📈 Reviews Growth

LIVE
Cumulative review count from first BU snapshot. Each point = a tracked update.

⭐ Rating Trend

LIVE
Average rating evolution. Updates with each new review batch.

🗓️ Snapshot Timeline

HISTORY
Each bar shows a tracked update and the metric delta from the previous snapshot.
App Specs
🔐 Own this app? Claim & verify MRR →
💾 176 MB🔞 4+📱 iOS 15.0+🔖 v14.5🔄 updated 1w ago🌐 AR, EN, FR, DE, EL +13📂 Productivity💰 Paid🚀 Launched 2013 (12y old)

📝 About this app

Even if put it in a pocket to lock your iPhone, This app inform the time.
By Starting the application, can be edited freely the words before and after the time if the desk clock.
For example, "now" 8:00 "Let's go" It is possible.
(Please write the character in the language currently used)

【Please】
When enabling sound effect, please select other than "banner is Persistent" in notification setting so that voice notification will not be interrupted.

【The following languages are supported for voice notification at lock time】
※ Japanese, English, Chinese, Korean, Russian, German, French, Italian, Dutch, Arabic, Greek, Turkish, English (Alex)
※ The English voice notification is made for 12 hours
00: 00 to 11: 30 (Example 1: 12: 00 AM, Example 2: 11: 30 AM)
12: 00 ~ 23: 30 (Example 1: 12: 00 PM, Example 2: 11: 30 PM)
It is expressed as.

How to use
※ Clock
· (Analog / digital, background color, font) setting can be switched by swiping left, right, up, and down.
· Receive a notification via voice the time you tap the "Talking".
· We will inform you by voice time and shake.
· You can switch by tapping the "ON" or "OFF" the time signal notification.
※ Setting
· You can edit the words before and after the time of the sandwich voice notification.
· You can select the language of the device other than setting.
· It is possible to select 10 types of sound effects and sound OFF.
· You can change "Notification interval", "Time format", "Notification with shake".
※Sleep
· You can set the time zone to stop the voice notification.
(It does not correspond to a 1-minute notification interval)
※ Relaxation time
· How is the Use simple massage function using the vibration of the iPhone, you can try to heal mind while listening in your favorite music.

🆕 What's New · v14.5

Thank you for using "VoiceClock".
We have fixed bugs and improved performance so that you can use it more comfortably.

To all voice over users
[How to sound a voice notification without displaying a banner on the lock screen]

Please use [Settings]-[VoiceClock]-[Notification] of iPhone to the following settings.
1. Turn on Allow notifications
2. Select notification center only
3. Turn on the sound

If you are using iWatch, please set it as well.

Profile & Insights

Everything we know — and don't — about this app and its company.

Identification

App name
VoiceClock - Talking
Developer
Shinichi Aokawa
Bundle ID
SiBest.CallTime
App Store URL
Open in App Store
Category
Productivity
Content rating
4+
Languages
AR, EN, FR, DE, EL, HI, IT, JA, KO, NB, FA, PT, RU, ZH, ES, SV, ZH, TR

Company

Website
si-best.com
Tagline
Not found
Description
Not found
Founded
Not found
HQ / Address
Not found
Employees
Not found
Logo
Not found

Revenue

Verified revenue / mo
Not found
AI revenue estimate / mo
Not found
AI annual estimate
Not found
ML model estimate / mo
$86/mo
Top-grossing rank
Outside top 100 in US Productivity
All-time revenue
Not found
Pricing
Not found

Founder

Name
Not found
X / Twitter
Not found
LinkedIn
Not found
GitHub
Not found
X followers
Not found
Public statements
Not found

Funding

Total raised
Not found
Last round
Not found
Investors
Not found
Crunchbase
Not found
AngelList
Not found

Press & Links

Articles found
Not found
Listed on
Not found
Blog
Not found
Press / News
Not found

Contacts & Socials

Socials
Not found
Email
Not found
Phone
Not found
Contact page
Not found
About page
Not found
Recent App Store Reviews6 latest · avg 3.83★ · 33.3% 5★ · 0% 1★
5★
2 (33%)
4★
1 (17%)
3★
3 (50%)
2★
0 (0%)
1★
0 (0%)
+0 ratings/week
Praise: great ×1
Top positive
★★★★☆ Almost there!
This app is almost what I need! Here’s what I like: • Announces time at regular intervals between certain hours, with customizable text before and after • Works even if the app is in the background • Simple interface Here’s what I wish it…
★★★★★ Great app but
Hello It’s really wonderful app , but in dutch voice it speaks (8 am ) as (9 am ) and this is always confusing me I hope that you fix this as soon as possible…
Top negative
★★★☆☆ 音量控制
当你的应用程序在宣布时间时我的耳朵太大了,我的空气舱已进入。请添加音量控制。…
★★★☆☆ Voice option
When I test the time, a woman’s voice speaks. When actually giving the time, a man’s voice speaks. Cannot find where to change from male to female…
📈Ratings growth27 ratings+2600% lifetimeShow 3-year history estimate ▾Nov 2017Aug 2024May 2026
Tracked (8 weeks) Pre-tracking estimate (37 weeks) · model-based, ±5% noise · anchored to release date and current value
🌍Geographic ReachNot ranked
This app is currently outside the top 100 grossing in all 9 countries we monitor (US, UK, DE, FR, JP, CA, AU, BR, IN). Niche or new apps often launch this way — popularity rankings appear once daily revenue clears the regional threshold.
Profile is built from iTunes Lookup + developer site scrape + ML revenue model. Empty fields show "Not found" — additional sources (Crunchbase, X, IndieHackers, Acquire.com) coming.

Similar apps in Productivity

Full revenue analysis
Read the article-style breakdown for VoiceClock - Talking: category rank, percentile, growth signal, comparable apps, and how the forecast is calibrated against verified-MRR anchors in this niche.
Read deep-dive →