Jun 19, 2024
Practical Oscillator Circuits Using 555 Timers, Logic ICs, and Op-Amps. Download and install old versions of 555 Timer & Oscillators Guide that suits your device model and enjoy your favorite features!
Updated content.
555 Timer & Oscillators Guide old version 1.1 was released on Jun 19, 2024 by ALG Software Lab. The app download size is 22.7 MB. We recommend you download the latest version of 555 Timer & Oscillators Guide for the new features and better performance.
Download the Latest VersionCheck out the detailed comparison between the latest and old version of 555 Timer & Oscillators Guide, including the file size and Android system requirements.
| Version 1.1 | Version 3.2 (Latest) | |
|---|---|---|
| Package Name | com.algsoftlab.timer555 | com.algsoftlab.timer555 |
| Version | 1.1 | 3.2 |
| Update Date | Jun 19, 2024 | Feb 28, 2026 |
| Size | 22.7 MB | 14.3 MB |
| Requires Android | Android 5.0+ (Lollipop, API 21) | Android 7.0+ (N, API 24) |
| Architecture | universal | armeabi-v7a |
| Signature | 63c97b9d1f6e1a0b694778d1998d4137acff853b | 63c97b9d1f6e1a0b694778d1998d4137acff853b |
| Google Play App License | Not Required | Required |