Timer 555 Calculator Pro

This app is used to calculate monostable and astable circuit.

Features
* Calculate pulse width of monostable circuit
* Calculate frequency of astable circuit
* Find out combination of components making a desire pulse width in monostable circuit
* Find out combination of components making a desire frequency in astable circuit
* Share file to iCloud Drive (For iOS8 or later)
* Share file via AirDrop

Additional Features in the Professional Edition
* Unlimited number of combinations
* Allow to change tolerance
* No ads