OpenNumber - Chat Without Saving Contacts
Open Number is a seamless utility app designed to let you send messages across popular platforms like WhatsApp, Telegram, Signal, and SMS—without needing to save the contact number first.
App Highlights
Everything you need to message quickly and securely without cluttering your phonebook.
Instant Messaging
Message directly via WhatsApp, Telegram, Signal, or SMS with just a tap.
Smart History
Automatically track recent numbers so you can resume conversations later effortlessly.
Favorites List
Save your most frequent unsaved contacts into a customized favorites list.
Custom Themes
Built-in Light, Dark, and System theme support to match your viewing preferences.
A Look Inside the App
Recent Numbers
Favorites List
App Settings
Recent Numbers
Favorites List
App Settings
Need a Custom Solution?
Loved Open Number? We can build a custom application tailored for your business needs. Reach out to our team to discuss your specific workflow and turn your idea into reality.
Enterprise Licensing
Looking to white-label this application or distribute it across your organization? Let's talk.
Your Privacy matters
We respect your data. Open Number operates primarily on your device and does not store your contacts or messages on external servers.