1. Home
  2. Topics
  3. What Is App

Best What Is App

250+ iOS apps curated and reviewed

4.6 avg rating
20 free apps
Updated July 2026

WhatsApp Messenger is the household name in what is app, but it's far from the only option. We track 250+ alternatives and competitors on iOS — many free, many higher-rated than you'd expect.

Compare top What Is App (July 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1WhatsApp MessengerWhatsApp MessengerFree4.7★ (18M)YesYesAug 2026
2WhatsApp BusinessWhatsApp BusinessFree4.7★ (1.5M)YesYesAug 2026
3FacebookFacebookFree4.5★ (28M)YesYesAug 2026
4InstagramInstagramFree4.7★ (29M)YesYesAug 2026
5MessengerMessengerFree4.7★ (13M)YesYesAug 2026
6Telegram MessengerTelegram MessengerFree4.0★ (278K)NoYesAug 2026
7TikTok - Videos, Shop & LIVETikTok - Videos, Shop & LIVEFree4.7★ (18M)YesYesAug 2026
8Gmail - Email by GoogleGmail - Email by GoogleFree4.7★ (2.4M)YesYesAug 2026

Top Picks for What Is App

WhatsApp Messenger#1

WhatsApp Messenger by WhatsApp Inc.

Simple. Reliable. Private.
Editor's Choice
🌐 Social Networking
4.7😊(18M ratings)
FreeAdsIn-App Purchases
#2in Social Networking
WhatsApp Messenger screenshot 1
WhatsApp Messenger screenshot 2
WhatsApp Messenger screenshot 3
WhatsApp Messenger screenshot 4
WhatsApp Messenger screenshot 5

Connect with friends and family globally through private messaging and high-quality calls. Share moments, documents, and stay in touch across devices, even on slow connections. Your conversations are secured with end-to-end encryption.

What We Love

  • 💬 Great communication tool
  • 🌍 Connects people globally
  • 🔒 Secure and private messaging
  • 📱 Versatile features (calls, video, groups)

Room to Improve

  • 🐛 Bugs and glitches (freezing, crashing, notification issues)
  • 🔒 Privacy concerns with data sharing
  • 🙈 Lack of customization and control (status, groups)
WhatsApp Business#2

WhatsApp Business by WhatsApp Inc.

Strong Contender
💼 Business
4.7😐(1.5M ratings)
FreeAdsIn-App Purchases
#10in Business
WhatsApp Business screenshot 1
WhatsApp Business screenshot 2
WhatsApp Business screenshot 3
WhatsApp Business screenshot 4
WhatsApp Business screenshot 5
WhatsApp Business screenshot 6

This app offers business tools to help you work smarter, build trust, and grow your customer base. It provides automated messages, organized conversations, and a professional profile to enhance customer interactions and sales.

What We Love

  • 🚀 Excellent communication tool
  • 👍 User-friendly interface
  • 🔒 Secure messaging
  • 💡 Helpful business features

Room to Improve

  • 🐛 Frequent app crashes and hangs
  • 🔍 Lack of customer support
  • 🔒 Privacy concerns with account suspensions
Facebook#3

Facebook by Meta Platforms, Inc.

Connection starts here
Worth Considering
🌐 Social Networking
4.5😞(28M ratings)
FreeAdsIn-App Purchases
#4in Social Networking
Facebook screenshot 1
Facebook screenshot 2
Facebook screenshot 3
Facebook screenshot 4
Facebook screenshot 5
Facebook screenshot 6

Connect with friends and discover communities based on your interests. Share moments, explore content, and use AI tools to express yourself creatively. Find unique items and engage with creators.

What We Love

  • 💡 Helpful for staying connected with family and friends
  • 👍 Useful for business and advertising
  • 👍 Great for sharing photos and memories
  • 👍 Convenient marketplace for buying and selling items

Room to Improve

  • 🐛 Glitchy and buggy app with frequent issues
  • 🤖 Overly aggressive content moderation and censorship
  • 🤖 Biased and inconsistent enforcement of community guidelines

More What Is App apps to explore

4
Instagram
Instagram
Instagram
Videos, creators & friends
Free

Connect with friends and discover new content through photos, videos, and short-form entertainment. Share your daily moments and life's highlights, or dive into personalized feeds based on your interests.

Short-form video creation and discovery (Reels)Ephemeral content sharing (Stories & Notes)Private group chats (Close Friends)
📷 Photo & Video
(29M)
free with in-app purchases
5
Messenger
Messenger
Messenger
Text, audio and video calls
Free

Connect with friends and family through text, audio, and video calls. Share photos, videos, and large files, and express yourself with custom themes and animated content. Features an AI assistant for help and support.

Text, audio, and video callsHigh-definition photo sharingShared photo albums
🌐 Social Networking
(13M)
free with in-app purchases
6
Telegram Messenger
Telegram Messenger
Telegram Messenger
Fast. Secure. Powerful.
Free

A fast, secure, and powerful instant messaging app synced across all devices. It offers unlimited media and file sharing, robust encryption, and extensive group chat capabilities. Enjoy a simple, private, and customizable communication experience.

Cross-device synchronizationUnlimited file and media sharingEnd-to-end encrypted secret chats
🌐 Social Networking
(278K)
free with in-app purchases
7
TikTok - Videos, Shop & LIVE
TikTok - Videos, Shop & LIVE
TikTok - Videos, Shop & LIVE
Watch, discover and stream!
Free

Discover and create short-form videos, stream LIVE content, and shop for products from brands and small businesses. This platform inspires creativity and joy through personalized content feeds and easy-to-use editing tools.

Personalized video discoveryShort-form video creationLIVE streaming
🎬 Entertainment
(18M)
free with in-app purchases
8
Gmail - Email by Google
Gmail - Email by Google
Gmail - Email by Google
Secure, fast & organized email
Free

This application provides a secure and efficient email experience with advanced features like spam blocking, smart replies, and multi-account support. It integrates with other Google services for enhanced productivity and collaboration.

Robust security & spam blockingReal-time notificationsMultiple account support
📊 Productivity
(2.4M)
free with in-app purchases
9
YouTube
YouTube
YouTube
Videos, Music and Live Streams
Free

Watch and subscribe to a vast array of videos, from music and gaming to news and learning. Discover trending content, connect with creators, and even upload your own videos. Offers options for ad-free viewing and exclusive perks.

Personalized video recommendationsSubscribe to favorite channelsExplore trending and popular content
📷 Photo & Video
(49M)
free with in-app purchases
10
Snapchat
Snapchat
Snapchat
Share the moment!
Free

Instantly share photos and videos with friends and family. Express yourself with creative tools, connect through live messaging and video calls, and discover content from the community. Save your favorite moments and explore shared memories.

Camera with Lenses and FiltersLive Messaging and Video ChatFriend and Group Stories
📷 Photo & Video
(5.9M)
free with in-app purchases
11
Google Maps
Google Maps
Google Maps
Places, navigation & traffic
Free

Navigate your world with real-time traffic, turn-by-turn directions for driving, walking, cycling, and public transport. Discover millions of businesses and places with photos and reviews. Plan trips with Street View, Immersive View, and offline maps.

Real-time GPS navigationLive traffic dataPublic transport updates
🗺️ Navigation
(7.3M)
free with in-app purchases
12
Google
Google
Google
Search with AI, Images & Text
Free

This app provides a comprehensive search experience, integrating AI for quick answers and personalized content. It allows you to search using images, voice, or text, and offers features like song identification and real-time translation.

AI Overviews for quick answersImage search with LensHum to Search for song identification
🔧 Utilities
(5M)
free with in-app purchases
13
ChatGPT
ChatGPT
ChatGPT
Your everyday AI assistant
Free

This app provides access to advanced AI capabilities, including text generation, image creation from descriptions, and voice conversations. It offers personalized advice, creative inspiration, and instant answers for various tasks, syncing history across devices.

Image generation from textAdvanced voice conversationsPhoto upload and transcription
📊 Productivity
(9.6M)
free with in-app purchases
14
Threads
Threads
Threads
Join the conversation
Free

Connect and share your thoughts on a platform designed for conversation. Discover trending topics, join communities based on your interests, and engage in discussions through text, images, and polls. You can also control your experience with privacy settings and direct messaging.

Start conversations with text, images, polls, and moreJoin discussions through repliesStay updated on trending topics
🌐 Social Networking
(2.2M)
free with in-app purchases
15
Netflix
Netflix
Netflix
Start Watching
Free

Stream award-winning series, movies, documentaries, and stand-up specials from around the world. Get personalized recommendations and enjoy a safe kids' experience. Watch on your device while traveling or taking a break.

Award-winning series, movies, documentariesPersonalized recommendationsKids' safe watching experience
🎬 Entertainment
(7.1M)
subscription
16
Google Chrome
Google Chrome
Google Chrome
Fast & Secure, by Google
Free

This web browser offers fast and secure internet access, integrating Google Search and Lens for quick information retrieval. It provides robust security features like enhanced protection and password management, and syncs your data across devices for seamless browsing.

Fast and secure browsingGoogle Search and Lens integrationEnhanced protection mode
🔧 Utilities
(3.8M)
free with in-app purchases
17
Pinterest
Pinterest
Pinterest
Fashion, home design and ideas
Free

Discover endless inspiration for fashion, home design, and more. Save ideas to personalized boards, shop styles you love, and learn new skills. Unlock billions of ideas for everyday life.

Discover inspirationShop stylesLearn new things
🌟 Lifestyle
(5.7M)
free with in-app purchases
18
X
X
X
Social Media & Breaking News
Free

Connect with a global community in real-time for breaking news, live events, and conversations. Share your thoughts, discover trending topics, and engage with diverse perspectives. Features include an AI assistant, live audio/video, and private messaging.

Real-time breaking news updatesPost thoughts, photos, and videosAI assistant for news summaries
📡 News
(11M)
free with in-app purchases
19
Google Translate
Google Translate
Google Translate
Text, Photo & Voice Translator
Free

Instantly translate text, voice, and images between hundreds of languages. Features include offline translation, real-time conversation translation, and the ability to save frequently used phrases.

Text translationOffline translationInstant camera translation
🔍 Reference
(83K)
free with in-app purchases
20
Signal - Private Messenger
Signal - Private Messenger
Signal - Private Messenger
Say “hello” to privacy.
Free

This messaging app prioritizes your privacy with strong end-to-end encryption for all communications. It offers free text, voice, and video messaging, including group chats and disappearing stories, all without collecting your data.

End-to-end encrypted messagingFree voice and video callsGroup chats up to 1000 people
🌐 Social Networking
(1.1M)
free with in-app purchases

Looking for something similar to what is app?

Explore related topics

what is the craft
what is the word
what is the plant
what is the font
what is the zombies
what is the game
what is the states
what is the insect
what is the mirror
what is the missing

FAQ about What Is App

What is the best what is app for iPhone?
WhatsApp Messenger tops our what is app ranking as of July 2026, with a 4.7-star average from 18M App Store ratings, and it's free to download.
Yes — 20 of the top what is app we rank are free to download, including WhatsApp Messenger and WhatsApp Business.
WhatsApp Messenger shows ads and offers in-app purchases, according to its App Store listing as of July 2026.
We track 250+ what is app on the iOS App Store as of July 2026, ranked by rating, recency, and analysis of real user reviews.
This app is a free messaging and calling application that allows users to connect with friends and family worldwide. It offers private messaging, high-quality voice and video calls, and the ability to share various types of content.
Key features include end-to-end encrypted private messaging and calls, group chats and calls with up to 32 people, cross-device connectivity (mobile, tablet, desktop), location sharing, and Status updates that disappear after 24 hours.