Android apps by Peter Ho

Timer IC 555 Calculator
Peter Ho
IC 555 is a basic timer IC for hobbyist or electronic engineers. This app is used to calculate monostable and astable circuit <b>Features:</b> 1. Calculate monostable circuit 2. Calculate frequency of astable circuit 3. Calculate compon
Free
86
10,000+ downloads
|
TOOLS
Cube Timer
Peter Ho
The application records the time for completion of Rubik 3x3x3, 4x4x4 etc. <b>Features</b> 1. The best time and average time are calculated. 2. The time recoards can be save in comma-separated values (CSV) file. The csv are located in SD
Free
85
5,000+ downloads
|
TOOLS
G-Sensor Logger
Peter Ho
The application capture the accelerometer sensor (or G-sensor) data into a file <b>Features</b> 1. The magnitude, minimum and maximum are calculated. 2. The captured data can be save in comma-separated values (CSV) file for further analy
Free
78
50,000+ downloads
|
TOOLS
Credit Card Verifier
Peter Ho
To check validity of credit card number * This application does not store or send your credit card information. The internet permission is only used for display the ads. Recent changes: 1.1.0 - Fix minor bugs
Free
87
10,000+ downloads
|
TOOLS
65536
Peter Ho
Have you finished the puzzle game 2048? Now, this puzzle game 65536 is a more addictive puzzle game than 2048. You can play puzzle 2048, 4096, 8192, 16384 ,32768 and 65536 ! Good luck ! <b>Features</b> 1. Save game 2. Undo function ta
Free
82
1,000+ downloads
|
PUZZLE
Secure delete
Peter Ho
The application is to delete private files forever. <b>Feature</b> 1. Select photos in any folder 2. Secure delete private photos. 3. Support English, German, Spanish, French, Italian, Portuguese, Japanese, Trad. Chinese and simplified C
Free
74
5,000+ downloads
|
TOOLS
GPS Logger
Peter Ho
The purpose GPS Logger is to log your GPS coordinates , speed and distance to a file on your SD card. <b>Features:</b> - Background logging GPS latitude, longitude, altitude, speed, total distance - Google map thumbnail in history - Atta
Free
75
5,000+ downloads
|
TOOLS
Series/Parallel Resistors
Peter Ho
When you do not have an exact resistor value in building a circuit, you need to combine two resistors either in series or in parallel. This app is used to find out all the combinations of these resistors making a desired resistance. This a
Free
91
1,000+ downloads
|
TOOLS
SD Refresh
Peter Ho
Have you experience file created on your phone cannot be shown on PC ? I cannot find any solutions. So, I write this app. tag : SD card , refresh Recent changes: 1.0.3 - Fix in KitKat - Fix minor bugs 1.0.2 - Fix for MTP smart
Free
76
5,000+ downloads
|
TOOLS
LC Circuit
Peter Ho
This app is used to calculate LC resonant circuit. It is suitable for hobbyist or electronic engineers. <b>Features:</b> 1. Calculate resonant frequency by capacitor and inductor values 2. To find out combinations of capacitance and ind
Free
96
1,000+ downloads
|
TOOLS
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