Best O3 Apps & Games

247+ iOS apps & games curated and reviewed

4.7 avg rating
20 free apps & games
Updated August 2026

Whether you're new to o3 or looking for an upgrade, our curated collection of 247+ iOS apps and games has something for everyone. Each app is reviewed and rated by real users, helping you make an informed decision.

Compare top O3 Apps & Games (August 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1O3 OzoonO3 OzoonFree4.3★ (848)NoNoAug 2026
2O3: Study With FriendsO3: Study With FriendsFreeNoYesAug 2026
3WhatsApp MessengerWhatsApp MessengerFree4.7★ (18M)YesYesAug 2026
4ChatGPTChatGPTFree4.8★ (9.5M)YesYesAug 2026
5Amazon A to ZAmazon A to ZFree4.8★ (752K)NoNoAug 2026
6Shazam: Find Music & ConcertsShazam: Find Music & ConcertsFree4.9★ (8.8M)NoNoAug 2026
7Google DriveGoogle DriveFree4.8★ (7.7M)NoYesAug 2026
8Google MapsGoogle MapsFree4.7★ (7.3M)YesYesAug 2026

Top Picks for O3

O3 Ozoon#1

O3 Ozoon by FAYA DEV LTD

Clothes for men
Editor's Choice
🛍️ Shopping
4.3(848 ratings)
Free
O3 Ozoon screenshot 1
O3 Ozoon screenshot 2
O3 Ozoon screenshot 3
O3 Ozoon screenshot 4
O3 Ozoon screenshot 5

Discover and purchase high-quality men's clothing from top international brands. Offers a curated selection at competitive prices.

WhatsApp Messenger#3

WhatsApp Messenger by WhatsApp Inc.

Simple. Reliable. Private.
Worth Considering
🌐 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)

More O3 apps to explore

4
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
(9.5M)
free with in-app purchases
5
Amazon A to Z
Amazon A to Z
Amazon A to Z
by AMZN Mobile LLC
Free

Manage your Amazon work schedule, time off, and benefits. Discover and apply for new job opportunities within Amazon, and access important documents. Stay informed about your pay and career development.

Work schedule managementTime off requestsJob discovery and applications
💼 Business
(752K)
free
6
Shazam: Find Music & Concerts
Shazam: Find Music & Concerts
Shazam: Find Music & Concerts
Identify Songs, Live Shows
Free

Instantly identify music playing around you or in other apps. Discover nearby concerts, lyrics, and videos. Access your music history and get personalized recommendations.

Instant music identificationConcert discoveryOffline song recognition
🎵 Music
(8.8M)
free
7
Google Drive
Google Drive
Google Drive
Store, access and scan files
Free

Securely store, organize, and access your files from any device. Collaborate with others, scan documents, and search for content with ease. Offers advanced features for businesses and individuals.

Secure cloud storageFile organizationCross-device access
📊 Productivity
(7.7M)
free with in-app purchases
8
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
9
PlayStation App
PlayStation App
PlayStation App
by PlayStation Mobile Inc.
Free

Stay connected with your gaming network and favorite titles on the go. Chat with friends, discover new games and deals, and manage your console remotely. Download games and add-ons, and check console storage from anywhere.

Connect with friends onlineVoice chat and messagingDiscover games and deals
🎬 Entertainment
(91K)
free
10
Amazon Kindle: Reading App
Amazon Kindle: Reading App
Amazon Kindle: Reading App
Read books. Millions of ebooks
Free

Access a vast library of eBooks, magazines, and comics on your mobile device. Customize your reading experience with adjustable text, brightness, and page-turning options. Look up words, track progress, and sync across devices.

Read purchased eBooksAccess Kindle UnlimitedCustomizable text and display
📚 Books
(5.8M)
free with in-app purchases
11
Bible
Bible
Bible
Daily Study, Audio & Prayer
Free

Access a vast library of Bible versions in multiple languages, listen to audio Bibles, and engage in daily study with friends. Create prayers, add notes, and customize your reading experience with themes and verse images.

3,500+ Bible versionsAudio BiblesThousands of Reading Plans
🔍 Reference
(14M)
free with in-app purchases
12
Venmo
Venmo
Venmo
Send Money, Debit card
Free

A fast, safe, and social way to send and receive money with friends and family. Easily split bills, buy crypto, and manage your finances with integrated debit and credit cards.

Send and receive moneySplit payments among friendsBuy, hold, and sell cryptocurrency
💰 Finance
(15M)
free with in-app purchases
13
O2GFlash
O2GFlash
O2GFlash
A flash drive tool
Free
📊 Productivity
(0)
14
Upside: Gas & Food Cash Back
Upside: Gas & Food Cash Back
Upside: Gas & Food Cash Back
Shop & save on grocery & fuel
Free

Earn cash back on everyday purchases like gas, groceries, and dining. Simply claim offers in the app, pay as usual, and get rewards directly to your bank account or as gift cards. Save money on essential spending and enjoy more of what you love.

Earn cash back on gas, groceries, and diningOver 100,000 participating locationsAverage 8% cash back on groceries and dining
✈️ Travel
(675K)
free with in-app purchases
15
Walmart: Shopping & Savings
Walmart: Shopping & Savings
Walmart: Shopping & Savings
Groceries & essentials, fast.
Free

Shop for groceries, essentials, and more with convenient pickup, delivery, and shipping options. Features an AI assistant for shopping help, real-time order tracking, and in-store tools like store maps and price scanning.

AI shopping assistantPickup and delivery optionsFast two-day shipping
🛍️ Shopping
(18M)
free with in-app purchases
16
VLC media player
VLC media player
VLC media player
by VideoLAN
Free

Play virtually any video or audio file directly without conversion. Stream media from cloud services, network servers, or the web. Offers advanced subtitle support and playback controls.

Plays all video and audio formatsNo file conversion neededCloud and network streaming
📷 Photo & Video
(5.8K)
free
17
Microsoft Outlook
Microsoft Outlook
Microsoft Outlook
Secure Email, Calendar & Files
Free

Consolidate all your email accounts and calendars into one streamlined application. Manage your inbox, schedule meetings, and access files from various cloud services. Enhance productivity with AI-powered writing assistance and smart inbox features.

Unified inbox for multiple email accountsSmart inbox sortingQuick swipe actions
📊 Productivity
(9.2M)
free with in-app purchases
18
Capital One Mobile
Capital One Mobile
Capital One Mobile
Easy account access anywhere.
Free

Manage your finances on the go with comprehensive account access. View balances, pay bills, track transactions, and monitor your credit score. The app also offers card management, rewards redemption, and peer-to-peer payments.

View account balances and statementsPay bills and loansCheck credit score with CreditWise
💰 Finance
(11M)
free
19
eBay online shopping & selling
eBay online shopping & selling
eBay online shopping & selling
Buy, sell & resell marketplace
Free

Discover and purchase millions of items, from new to pre-loved, with personalized alerts and AI-powered listing tools. Shop sustainably, join live auctions, and buy with confidence through authenticity and money-back guarantees.

AI-powered item listingReal-time deal alertsSearch with images
🛍️ Shopping
(5M)
free with in-app purchases
20
Rocket League Sideswipe
Rocket League Sideswipe
Rocket League Sideswipe
The Ultimate Car Soccer Game
Free

Experience fast-paced car soccer matches on mobile. Compete in 2-minute games, customize your vehicles, and play with friends or players worldwide. Master aerial maneuvers and climb the leaderboards in this action-packed sports game.

Fast-paced 2-minute car soccer matchesOnline 1v1 and 2v2 multiplayerIntuitive touch controls for mobile
🎮 Games
(110K)
free with in-app purchases

FAQ about O3

What are the best o3 apps & games for iPhone?
O3 Ozoon tops our o3 apps & games ranking as of August 2026, with a 4.3-star average from 848 App Store ratings, and it's free to download.
Yes — 20 of the top o3 apps & games we rank are free to download, including O3 Ozoon and O3: Study With Friends.
O3 Ozoon has no ads and has no in-app purchases, according to its App Store listing as of August 2026.
We track 247+ o3 apps & games on the iOS App Store as of August 2026, ranked by rating, recency, and analysis of real user reviews.
This app specializes in selling high-quality men's clothing. The items are sourced from the finest international originators, offering a curated selection of premium apparel.
The app aims to offer its high-quality, internationally sourced men's clothing at very competitive prices. This means you can find premium fashion without the typical premium markup.