Archive · 17 Nov 2025
WhatsApp Gaining Ground on iMessage Among U.S. iPhone Users
Imagine messaging apps like different clubs.
WhatsApp, owned by a company called Meta, is a really popular club worldwide.
In the U.S., most people used to stick to Apple's own messaging club, iMessage, especially if they had iPhones.
But now, more and more iPhone users are joining the WhatsApp club!
They like it because it's much better for talking in big groups, like for a wedding or a club meeting.
iMessage can only handle about 32 people in a chat, but WhatsApp can handle over a thousand!
WhatsApp also works on phones that aren't iPhones, making it easier for everyone to be in the same chat.
Even though Apple is adding new features to iMessage, many Americans find WhatsApp's big group chat and community features more useful.
WhatsApp, owned by Meta, is experiencing significant growth in popularity among U.S. iPhone users.
A key driver for adoption is WhatsApp's enhanced group chat features, including a capacity of up to 1,024 participants compared to iMessage's 32.
WhatsApp's U.S. monthly active iOS user base has increased by 39% year-over-year.
The app reached 100 million monthly users in the U.S., with over half of them being iPhone users.
Features like 'Communities' and better performance in low-connectivity areas are also contributing to its appeal.
- Who
- U.S. iPhone users
- What
- are increasingly adopting WhatsApp for messaging, particularly for large group communication.
- When
- Growth has accelerated in recent years, with significant increases in monthly active iOS users and peak app downloads observed this year.
- Where
- in the U.S.
- Why
- primarily due to WhatsApp's superior group chat features (larger capacity, 'Communities') and its cross-platform availability, which facilitates communication with non-iPhone users.
iMessage Advocates
WhatsApp Users
Group Chat Capacity
iMessage Advocates
iMessage supports a maximum of 32 participants in group chats.
WhatsApp Users
WhatsApp allows for group chats of up to 1,024 participants.
Platform Compatibility
iMessage Advocates
iMessage is exclusive to Apple devices (iOS).
WhatsApp Users
WhatsApp is available across multiple operating systems, including Android and iOS, and has recently released iPad and Apple Watch apps.
Features and Functionality
iMessage Advocates
iMessage's cross-platform messaging standard (RCS) lacks full encryption and in-line replies, though new features like polls have been added.
WhatsApp Users
WhatsApp offers end-to-end encryption, features like 'Communities' with broadcast channels, disappearing messages, and optimized performance in low-connectivity areas.
- Global User Base
- Over three billion
- U.S. Monthly Users
- 100 million
- U.S. iPhone Users on WhatsApp
- Over half of U.S. users
- U.S. iPhone User Growth (Year-over-Year)
- 39% increase in monthly active iOS users
- Peak U.S. App Store Downloads (This Year)
- Over two million in May and July
- WhatsApp Group Chat Limit
- 1,024 participants
- iMessage Group Chat Limit
- 32 participants