321Timer
Characteristic
Window: Window type timer, simultaneous operation can be used with any app, without taking the phone usage time
Voice: set their own text announcements clearly know which timer time is up
Multi: multiple timers can operate simultaneously, the easiest cooking

321 timer time setting is very simple, just enter 321, on behalf of 3:21, if you want to set 30 minutes, enter 3000 on behalf of 30: 00,1 hours = 1: 00: 00 = 10000

Time to prompt, just type text, it will turn into voice prompts

set up:
Tip once every few seconds, when the time arrives, how often it would prompt a
Delay time, when the time arrived, how long duration tips
To maintain constant screen brightness, when small-time window on the desktop, the screen remains constant light

Home screen:
Select the window open a few small-time
Help small timing window, set the time, name, tone

desktop:
Turn off the main screen, leaving only a small timing window, you can continue to operate other app, while timing, timing can be arbitrarily small window to move anywhere, the system will remember the last position, click on the small window at the top left icon may want to go back to the main page

Exit:
Close all timers services.

*** Precautions
For convenience of use, this app uses a floating window from the start of design

Some phones do not appear timer window, check the following items
Xiaomi 2:
Safety - Authorization management - Application management authority -321 floating timer - displays a floating balloon (tick)

ASUS Mobile:
Since Startup Manager -> 321 Floating Timer -> Allow

If you have a app manager installed
Please also allowed to perform floating timer 321