Focus timer & voice guide
Education Contains ads
Choose a study method, start the timer, stay focused with voice guide and BGM.
- Downloads
- 1K+
- on Google Play
- Price
- Free
- No in-app purchases
- Updated
- Aug 9
- 2026 · v4.0.3-minsdk24
Screenshots
About Focus timer & voice guide
Description of this application "Yokochaku+"
POINT1 : Place your phone and start studying
① Choose BGM and study method!
Choose your favorite BGM to boost your concentration!
3 study methods to help you keep studying with voice support!
- 15-minute memory study method
- 30-minute Pomodoro study method
- 90 minutes concentration study method
Choose “Study Together” or “Study Alone” and start studying!
Study alone"
Various study methods including Pomodoro are available
Select one of them and follow the voice assist to study
When the study time is over, the concentration measurement result is displayed.
Study with others"
No voice communication, no screencast, no mask pattern, no worries
Share your study scenes live
Keep your concentration while watching someone else's study scenes
(Only 2 people can be connected at most)
Video will be played when no one is around
(3) Measure your concentration level!
The concentration analysis camera will measure your level of concentration.
Connect the measurement results to your next study!
If you maintain a high score, you will be able to keep on studying.
POINT2 : Easy-to-see study timer & study scenery display
The background that matches the BGM is displayed.
The large study timer and progress bar allow you to quickly check your study time.
* Audio study support
・Voice support for 3 study methods to increase concentration and continue studying
① 15 minutes memory study method
② 30 minutes Pomodoro study method
③ 90 minutes concentration study method
★BGM selection while studying
・Select your favorite background music to boost your concentration!
★Privacy support with mask pattern
・With mask pattern, face and background are blurred!
Mask pattern blurs your face and background!
There is a card of tips to improve your performance.
Let's accumulate points and turn over the card!
*Guest mode available
Nickname registration/start or start as a guest
・Create your own nickname
Register your email and create your own nickname
You can record your study time and check your personal results page
You can do your best in the monthly study time ranking competition!
In case of starting in Guest mode
You can start immediately with a random nickname.
Your own study time will not be recorded.
If you want to try it first, use Guest mode!
[Recommended for people like this]People who want to continue studying for a while longer
People who want to increase their motivation.
People who want to continue studying alone for a longer period of time.
People who want to keep motivated to study.
People who want to study with a study buddy.
Want to make studying a habit! Want to raise their motivation! People who want to study with a study group
People who have difficulty concentrating on their studies at home
People who want a study timer to track their study time.
[Notes]
・This service requires an e-mail address for account registration.
In order to receive the account registration confirmation e-mail, please set your e-mail domain settings to
[email protected]
if you have set your e-mail settings to prevent spam.
Please read and agree to the Terms of Service before using this service.
Please read and agree to the Terms of Use of Yokochak http://yokotyaku.html.xdomain.jp/yoko_teams_of_service.html
POINT1 : Place your phone and start studying
① Choose BGM and study method!
Choose your favorite BGM to boost your concentration!
3 study methods to help you keep studying with voice support!
- 15-minute memory study method
- 30-minute Pomodoro study method
- 90 minutes concentration study method
Choose “Study Together” or “Study Alone” and start studying!
Study alone"
Various study methods including Pomodoro are available
Select one of them and follow the voice assist to study
When the study time is over, the concentration measurement result is displayed.
Study with others"
No voice communication, no screencast, no mask pattern, no worries
Share your study scenes live
Keep your concentration while watching someone else's study scenes
(Only 2 people can be connected at most)
Video will be played when no one is around
(3) Measure your concentration level!
The concentration analysis camera will measure your level of concentration.
Connect the measurement results to your next study!
If you maintain a high score, you will be able to keep on studying.
POINT2 : Easy-to-see study timer & study scenery display
The background that matches the BGM is displayed.
The large study timer and progress bar allow you to quickly check your study time.
* Audio study support
・Voice support for 3 study methods to increase concentration and continue studying
① 15 minutes memory study method
② 30 minutes Pomodoro study method
③ 90 minutes concentration study method
★BGM selection while studying
・Select your favorite background music to boost your concentration!
★Privacy support with mask pattern
・With mask pattern, face and background are blurred!
Mask pattern blurs your face and background!
There is a card of tips to improve your performance.
Let's accumulate points and turn over the card!
*Guest mode available
Nickname registration/start or start as a guest
・Create your own nickname
Register your email and create your own nickname
You can record your study time and check your personal results page
You can do your best in the monthly study time ranking competition!
In case of starting in Guest mode
You can start immediately with a random nickname.
Your own study time will not be recorded.
If you want to try it first, use Guest mode!
[Recommended for people like this]People who want to continue studying for a while longer
People who want to increase their motivation.
People who want to continue studying alone for a longer period of time.
People who want to keep motivated to study.
People who want to study with a study buddy.
Want to make studying a habit! Want to raise their motivation! People who want to study with a study group
People who have difficulty concentrating on their studies at home
People who want a study timer to track their study time.
[Notes]
・This service requires an e-mail address for account registration.
In order to receive the account registration confirmation e-mail, please set your e-mail domain settings to
[email protected]
if you have set your e-mail settings to prevent spam.
Please read and agree to the Terms of Service before using this service.
Please read and agree to the Terms of Use of Yokochak http://yokotyaku.html.xdomain.jp/yoko_teams_of_service.html
What’s new
Version 4.0.3-minsdk24 · Updated August 9, 2026
ゲストで入れない不具合修正
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| App | Rating | Price | Installs | Last updated | Compare |
|---|---|---|---|---|---|
| Focus timer & voice guide | – | Free | 1,000+ | Aug 9, 2026 | |
| Softball Scoreboard & Tracker | – | Free | 1,000+ | Sep 26, 2026 | Compare |
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| baby sleep - nice white noise | – | Free | 50+ | Jul 25, 2026 | Compare |
| Volleyball Score Tracker | – | Free | 500+ | Jul 25, 2026 | Compare |
| Table Tennis Score Keeper | – | Free | 500+ | – | Compare |
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