Make free VoIP or low-cost international calls using WiFi or cellular data. Offers a callback feature for unstable connections and provides clearer audio at a fraction of traditional SIM card costs.






10+ similar apps compared and reviewed
Buzzler is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.






Make free VoIP or low-cost international calls using WiFi or cellular data. Offers a callback feature for unstable connections and provides clearer audio at a fraction of traditional SIM card costs.






Access and query data within SQLite files directly on your device. Customize searches by specifying tables and columns. Easily share your database results, regardless of file size.


Transform any phone-based intercom into a smart access system. Generate temporary or one-time entry codes to enhance building security and manage guest access remotely. No hardware upgrades are required.








Modernize your building's intercom system with mobile-based access control. Grant entry to guests, deliveries, and roommates directly from your smartphone without any new hardware. Manage access and track activity through a user-friendly dashboard.


This app guides users to visualize their future selves and cultivate positive feelings through thought reprogramming. It encourages taking aligned actions to achieve personal goals. Access is available on iPhone and desktop.


Control your apartment or condo buzzer remotely from your smartphone. This app allows you to manage access for guests, share entry with multiple users, and receive security notifications without any physical installation.