What does WhatsApp do?

WhatsApp is a messaging app that lets you send text messages, images, audio, and video over the internet. You can also make phone calls, share your location in real-time, create group chats with up to 100 people, and send voice messages.

Who is WhatsApp best for?

WhatsApp is popular with teenagers and anyone who wants to stay in touch with friends and family, especially internationally, without paying extra messaging or calling fees.

Do I need to install anything to use WhatsApp?

Yes, you need to download and install WhatsApp on your smartphone or tablet. You can also use it on your desktop by downloading it for Mac or Windows from the WhatsApp website.

Is WhatsApp free to use?

Yes, WhatsApp is free to download, sign up for, and use.

Does WhatsApp offer an API or integrations?

WhatsApp offers an API that allows you to send messages to someone without adding them to your contacts by using a WhatsApp API link in your browser.

WhatsApp: Reviews, Pricing, Alternatives & Features (2026)

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A free messaging and calling app for individuals to send end-to-end encrypted texts, media, documents, and make voice or video calls on mobile, web, and desktop.

Available Via:AndroidiOSDesktop

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WhatsApp is a free messaging and calling app for individuals who want to stay in touch with friends and family using their phone number.

Key capabilities include:

End-to-end encrypted messaging for text, photos, videos, audio, and documents, plus group chats and real-time location sharing
Voice and video calls over Wi‑Fi or mobile data, including group calling, to avoid SMS and international texting charges
Privacy-focused controls such as disappearing messages (auto-delete after 7 days), delete for everyone (within 60 minutes), and view once photos and videos
Conversation utilities like starred messages, reply to specific messages in groups, voice message transcripts, and chat summaries

Pricing: Free (data charges may apply via carrier)

What makes it notable is its combination of phone-number-based signup, broad availability across Android, iOS, Desktop, and Web, and end-to-end encryption for private conversations and calls, plus built-in features like live location tracking and message expiration.

Frequently Asked Questions About WhatsApp

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