web.whatsapp.com 的前十大競爭對手

wa.me

WhatsApp Messenger: More than 2 billion people in over 180 countries use WhatsApp to stay in touch with friends and family, anytime and anywhere. WhatsApp is free and offers simple, secure, reliable messaging and calling, available on phones all over the world.

web.telegram.org

Telegram is a cloud-based mobile and desktop messaging app with a focus on security and speed.

truecaller.com

Find out who called you by searching for a phone number in Truecaller's free phone number lookup feature. Trusted by over 500 million users ✔️Free ✔️Reliable ✔️Largest Directory Online

firebase.google.com

Developer documentation for Firebase

app.link

get your users where you want them. build seamless experiences and measure campaign roi with branch's deep linking and mobile attribution.

whatsappbusiness.com

Grow customer engagement, marketing, sales and customer service success with business messaging on the platform with more than 2 billion users around the world.

flutter.dev

Learn how Flutter can help you build beautiful, fast, and feature-rich applications for iOS and other platforms from a single codebase!

developer.android.com

Discover the latest app development tools, platform updates, training, and documentation for developers across every Android device.

revenuecat.com

Create rules to serve distinct audiences their own Offerings.