Version history
IC 555 Timer Pro
20
ASO score
Text
25/100
Reviews
0/100
Graphic
40/100
Other
0/100
App Rating
Votes
App Age
1 year 6m
Last Update
Jul 06, 2025
Compare with Category Top Apps
|
Metrics
|
Current App
|
Category Top Average
|
Difference
|
|---|---|---|---|
|
Installs
|
91
|
21.2M
|
-100%
|
|
Rating
|
0
|
4.32
|
|
|
Number of Ratings (Voted)
|
0
|
24.5M
|
|
|
App Age
|
1y 6m
|
5y 8m
|
-74%
|
|
Price
|
$5
|
$0
|
|
|
In-app Purchases Price
|
$0
|
$101
|
|
|
Update Frequency
|
160d
|
88d
|
+82%
|
|
Title Length
|
16
|
24
|
-33%
|
|
Short Description Length
|
71
|
61
|
+16%
|
|
Description Length
|
2 844
|
2 451
|
+16%
|
|
Number of Screenshots
|
168
|
1072
|
-84
%
|
|
Has Video?
|
No
|
0% has videos
|
|
|
Size
|
0MB
|
0MB
|
|
Category Ranking in United States
7 days
Last 7 days
Last 30 days
Last 90 days
Last 180 days
Last year
| Top | Dec 06, 2025 | Dec 13, 2025 |
|---|---|---|
|
No results were found!
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| Top | Dec 06, 2025 | Dec 13, 2025 |
|---|---|---|
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No results were found!
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| Top | Dec 06, 2025 | Dec 13, 2025 |
|---|---|---|
|
No results were found!
|
||
| Top | Dec 06, 2025 | Dec 13, 2025 |
|---|---|---|
|
No results were found!
|
||
Downloads
Downloads Graph
Total
89
Last month
3
Text ASO
Title
(
Characters:
16
of 50
)
IC 555 Timer Pro
Short Description
(
Characters:
71
of 80
)
IC 555 Timers guide and calculators for circuit designers and engineers
Description
(
Characters:
2844
of 4000
)
This application includes around 60 tutorials and diagrams featuring the IC 555 series. It is designed to be useful for both beginners and experienced electronics enthusiasts, students, and engineers. The app serves as a handy reference for creating a variety of electronic circuits and projects using 555 timers.
The content is available in the following languages: English, French, German, Indonesian, Italian, Polish, Portuguese, Russian, Spanish, Turkish, and Ukrainian. The app also features a full-text search function.
It covers a wide range of topics, calculators, and guides, including:
Schematic diagram and operating modes
• 555 Timers
• Internal structure
• Series 555 pinout
• Series 556 pinout
• Series 558 pinout
• Timers based on CMOS technology
• Monostable mode
• Bistable mode
• Astable mode
• Schmitt trigger
• Connecting modules from Arduino Sensor Kit
LED indication
• Connecting LEDs
• Two-way LED connection
• KY-008 laser transmitter module
• KY-034 Automatic Flashing Color LED Module
Sound alarm
• Sound alarm
• Two-tone siren
• KY-006 passive buzzer module
• KY-012 active buzzer module
Relays
• Relay control
• KY-019 relay module
Pulse Width Modulation
• Pulse width modulation (PWM)
• Generator with fixed duty cycle 50%
• Circuit with a duty cycle of less than 50%
• Electric motor speed controller
• KY-009 RGB full color LED SMD module
• KY-016 RGB full color LED module
Light sensors
• Light level detector
• Light sensor-comparator
• KY-018 light measurement module
IR sensors
• KY-010 photo relay module
• KY-026 flame sensor module
• Timer with optocoupler input
Microphone sensors
• KY-037 microphone module
• KY-038 microphone sound sensor module
Vibration sensors
• KY-002 vibration switch module
• KY-031 knock sensor module
Temperature sensors
• Temperature sensor
• KY-013 analog temperature sensor module
• KY-028 temperature sensor module
Movement sensors
• KY-017 mercury tilt switch module
• KY-032 obstacle avoidance sensor module
• KY-033 line tracking module
• KY-020 tilt switch module
Magnetic field sensors
• KY-003 Hall magnetic sensor module
• KY-021 magnetic reed switch module
• KY-024 linear magnetic hall module
• KY-025 reed switch module
• KY-035 analog magnetic Hall sensor module
Touch sensors and buttons
• Eliminating contact bounce
• KY-004 button module
• KY-036 touch sensor module
Voltage converters
• Voltage doubler
• Negative polarity voltage converter
The content of the application is updated and supplemented with the release of each new version.
Note: The Arduino trademark, as well as all other trade names mentioned in this program, are registered trademarks of their respective companies. This program is developed by an independent developer and is in no way affiliated with these companies}
Read more
Other
Additional Information
| Rating: | |
| Voted: | 0 |
| Google Play Link: | |
| Price: | 5.58 $ |
| Website: | |
| Email: | - |
| Privacy Policy: | |
| Categories: | Books & Reference |
| Size: | - |
| Installs: | 89 |
| App Age: | 1 year 6 months |
| Release Date: | Jun 12, 2024 |
| Last Update: | Jul 06, 2025 |
| Version: | 2.2 |
Version history
2.2
Jul 06, 2025
Updated content and libraries. Fixed small bugs.
2.0
Apr 26, 2025
New UI design for phones and tablets. Updated content and libraries.
