"Join over 300 million learners on Duolingo, the most popular way to learn languages! It’s free, fun and effective. The secret? Duolingo feels like a game and makes sure you stay motivated. Over 30 languages to choose from - all completely free! Duolingo is changing the way people learn languages using advanced technology to personalize every lesson for you. Practice reading, writing, speaking, listening and conversation with intelligent Chatbots. Track your progress, earn rewards, and join the world’s largest community of language learners."

More 

App Store screenshots

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Tik Tok

App Store screenshots

"TikTok is not your ordinary destination for short-form mobile video. It's raw, real, and without boundaries—whether you're brushing your teeth at 7:45 a.m. or you're making breakfast at 7:45 p.m. It's from the gut, 'come as you are' storytelling told in 15 seconds. With TikTok life's more fun when you live in the moment and go beyond to explore."

App Store screenshots
App Store screenshots
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Foursquare

App Store screenshots

"Find the best restaurants, bars and more. Foursquare City Guide will lead you to the perfect spot -- anywhere in the world. Get helpful, positive tips from our trusted global community and keep track of where you've been and where you want to go, all in one place."

App Store screenshots
App Store screenshots
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Guides by Lonely Planet

App Store Screenshots

"Get to the heart of a destination with Guides by Lonely Planet. Packed with offline maps, must-see sights, neighborhood guides, audio phrasebooks and backed by advice from on-the-ground experts, our city guides are the ultimate resource before and during a trip.

With a currency converter, neighborhood guides, transport info, and 'near me' functionality, Guides is a trustworthy travel companion that will help you make the most of your experience."

App Store screenshots
App Store Screenshots
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Cred

App Store screenshots

"CRED is a members-only app with exclusive rewards for every credit card bill payment. CRED’s credit card spend tracking and management features provide simple, yet powerful tools for its members to manage their credit card more efficiently.

In addition to curating exclusive rewards from top brands for it’s members, CRED members get access to CRED PROTECT - an AI backed system that keeps track of every single nuance of a credit card payment journey - right from due date reminders, spend patterns and other card usage statistics."

App Store screenshots
App Store screenshots
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MasterClass

App Store screenshots

"Online classes taught by the pros. Learn skills from the best. Watch exclusive daily content. Advice from industry leaders. Learn a new skill or improve your skills."

App Store screenshots
App Store screenshots

More flows from 

Duolingo

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Duolingo

Onboarding

Splash screen, Get Started / I already have an account, Choose a course

Pick a goal: Casual (5 minutes a day), Regular (10 minutes a day), Serious (15 minutes a day), Insane (20 minutes a day)

Onboarding
Onboarding
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Duolingo

Asking for notiification permissions during onboarding

Pick a goal: Casual (5 minutes a day), Regular (10 minutes a day), Serious (15 minutes a day), Insane (20 minutes a day)

"Duolingo needs to send you notifications: The app will notify you when you are in danger of missing your goal"

Onboarding
Asking for notiification permissions during onboarding
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Duolingo

Change or add language

Hit the flag icon on the top left of the homepage to reveal options.

Microinteractions
Change or add language
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Duolingo

Learning experience

It quizzes you with audio and visual questions to make you understand and to increase recall.

Learning Experiences
Learning experience
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Duolingo

Create profile

After you complete your first lesson, it asks you to create a profile. It asks for your age, name, email and password.

Onboarding
Create profile
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Duolingo

Top level tabs

Learn, Lives, Clubs, Shops. The Profile tab is revealed after you login or create an account

Content screens
Top level tabs
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Duolingo

2019 redesign

The top level tabs have roughly stayed the same while the visual style has been tweaked to be cleaner and the owl has been redrawn.

The Clubs feature is being A/B tested against the Leaderboards tab (and some users aren't happy about it: Petition to save Clubs)

Content screens
2019 redesign
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Duolingo

Gamification: Streak, Lives and Gems

Daily streak after you complete every lesson, 5 lives that get depleted for every wrong answer you give, gems to unlock additional capabilities

Gamification
Gamification: Streak, Lives and Gems
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Duolingo

Gamification: Badges

For certain activities, you unlock Achievement Badges. Some of these are Inner Circle, Sharpshooter, Big Spender, Overachiever, Overtime, Friendlt, Wildfire and Champion.

Each badge has 3 levels that you progressively unlock.

Gamification
Gamification: Badges
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Duolingo

Gamification memes

You know your product's gamification is doing well (or at least being noticed) when there are memes about your mascot being pushy. 😄

Gamification memes
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Duolingo

Duolingo Clubs

Clubs are a social area where you can do certain challenges and interact with the community. As of early May 2019, the feature is being A/B tested against Leaderboards and might be phased out. Users are making petitions to save the feature.

Content screens
Duolingo Clubs
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Duolingo

Duolingo Plus

No ads, no interruptions.

Save lessons for offline.

1 free streak repair per month.

Support fre education.

Choose a plan for after your 7-day free trial.

Payments & Checkout
Duolingo Plus
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Duolingo

App icon change

In early 2019, the owl was redrawn throughout the app to have a sharper style.

App icon change

Interactions from 

Duolingo

 
The splash screen is the logo on a green background
 
The onboarding asks you select a language and pick a daily learning goal
 
Asks you to select a daily goal and then notification permissions
 
You can tap the country flag on top to add more languages and switch between them
 
It quizzes you with audio and visual questions to make you understand and to increase recall
 
Bottom sheet for wrong answer
 
First lesson complete. It shows your learning minutes and asks you to create a profile
 
During login, it asks for your age, name, email and password

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