BY VIEWCAST    UPDATED November 19, 2025

Welcome to the world of the onoff App, a revolutionary tool that lets you manage multiple phone numbers from a single device. Say goodbye to switching SIM cards or juggling multiple phones. With onoff App, you can call, send SMS, and manage numbers effortlessly, all from one convenient platform.
The onoff App offers a broad range of features designed to simplify your communications:
With onoff App, you can easily make calls and send SMS or MMS from any virtual number you choose. It's as if you have multiple SIM cards in one phone. This feature is particularly beneficial for people who travel frequently, work internationally, or want to maintain separate numbers for personal and business use.
One of the most impressive features of the onoff App is its global reach. You can get virtual numbers from various countries, making it feel like you're calling locally, even when you're abroad. This is an invaluable feature for expatriates or businesses that operate internationally. For instance, a French user living in Spain can easily get a French number for business and personal use, making calls and texts appear local to French contacts.
The onoff App integrates smoothly with your existing phone system. You can make calls directly through your phone's native dialer, giving you a dual-SIM experience without needing two physical SIM cards. This makes the onoff App a must-have tool for anyone looking to consolidate their communication methods into one streamlined platform.
Traditional international calling can be expensive, but the onoff App offers a more cost-effective solution. By allowing you to choose local numbers, you can avoid costly international call rates. Plus, virtual numbers are generally more affordable than getting a second or third physical SIM card.
The onoff App prides itself on its exceptional customer service. Any initial hiccups or issues with calls are promptly addressed by a responsive and helpful support team. Their dedication to improving user experience makes the app even more reliable and user-friendly.
The onoff App team consistently works to release updates and new features, ensuring that the app evolves to meet the changing needs of its users. While some bugs may be present, they are being actively addressed, providing users with a continuously improving experience.
The onoff App provides virtual phone numbers that you can use to make calls and send SMS/MMS from your existing smartphone. It integrates with your phone’s dialer for seamless operation.
Yes, you can manage multiple virtual numbers from different countries using the onoff App. This makes it easy to stay connected without needing multiple phones or SIM cards.
onoff App offers virtual numbers from many different countries, making it usable in most parts of the world. Check their website to see if numbers are available for your specific needs.
The pricing for virtual numbers varies, but it's generally more cost-effective than traditional international calls or multiple SIM cards. You can also take advantage of free calls within some national plans.
The onoff App offers excellent customer support. Any issues you encounter can be swiftly resolved by reaching out to their responsive support team.
The onoff App revolutionizes the way we handle multiple phone numbers. Its ease of use, global reach, and cost-effective solutions make it an essential tool for anyone looking to streamline their communications. Whether for personal or business use, the onoff App is poised to simplify your life and keep you connected. Give it a try and experience the convenience for yourself!
onoff App - Call, SMS, Numbers is primarily a mobile app designed for smartphones. However, you can run onoff App - Call, SMS, Numbers on your computer using an Android emulator. An Android emulator allows you to run Android apps on your PC. Here's how to install onoff App - Call, SMS, Numbers on your PC using Android emuator:
Visit any Android emulator website. Download the latest version of Android emulator compatible with your operating system (Windows or macOS). Install Android emulator by following the on-screen instructions.
Launch Android emulator and complete the initial setup, including signing in with your Google account.
Inside Android emulator, open the Google Play Store (it's like the Android Play Store) and search for "onoff App - Call, SMS, Numbers."Click on the onoff App - Call, SMS, Numbers app, and then click the "Install" button to download and install onoff App - Call, SMS, Numbers.
You can also download the APK from this page and install onoff App - Call, SMS, Numbers without Google Play Store.
You can now use onoff App - Call, SMS, Numbers on your PC within the Anroid emulator. Keep in mind that it will look and feel like the mobile app, so you'll navigate using a mouse and keyboard.

