BOLDEN

Websites:

• https://sites.google.com/view/sound-level-meter/???????
• https://sites.google.com/view/calculation-air-oxygen/%D0%B3%D0%BB%D0%B0%D0%B2%D0%BD%D0%B0%D1%8F
• https://fir-mental-arithmetic.web.app
• https://sites.google.com/view/protractor-bolden
• https://sites.google.com/view/coloring-info

Users:

849,979 (Average 141,663 / extension)

Emails:

De*****@gmail.com,de*****@gmail.com

Rating:

3.97 (2,043)

Total published:

6

Published Android apps:

Sound Level Meter

Sound level meter ( dBa, dBc) with spectrum analyzer & calibration.

674,370

3.98 (1,571)

Sound Oscilloscope

Oscilloscope - spectrum analyzer microphone signal

145,239

3.92 (472)

Calculation air oxygen

The application calculates the oxygen content in the air, humidity, dew point.

25,810

0.00 (0)

Mental Arithmetic

Train mental calculations simple mathematical operations in a playful way

3,031

0.00 (0)

Protractor

Measuring tilt angles, and using a camera and an acceleration sensor.

1,364

0.00 (0)

Coloring

Color picker ( RGB, HSV, CMYK, RAL CLASSIC) from the camera in real time.

165

0.00 (0)