The Secret Behind Weirdly Addictive Apps

There's a reason Dolingo, Revolute, and Phantom all blew up, and it's the same hidden edge I found designing for startups and tech giants alike for the

last decade. It's called emotional

last decade. It's called emotional design. The art of making products feel

design. The art of making products feel engaging, personal, and alive. And in

this video, I'll show you how to use it to build apps people love and keep coming back to. Let's be honest, these days, anyone can build something fast.

We have APIs, no code tools, AI models.

All the ingredients are out there. It's

easier than ever to build things and ship features, which means just being useful isn't enough anymore. The real

edge is in how your product makes people feel when they open it. Does it feel smooth, delightful, playful, or even premium? Or does it just feel like every

premium? Or does it just feel like every other app? Now, of course, winning

other app? Now, of course, winning products still come from a mix of smart things, like having a solid business model, good timing, maybe even a strong

community. The list goes on. But more

community. The list goes on. But more

and more, the thing that truly separates good from great is design that connects design that feels intentional, design

that turns users into fans. There's this

quote from Reed Hastings, Netflix co-founder, and it really nails the point. The product has to be so good

point. The product has to be so good people want to talk about it. And in a world where every product has the same access to tech, that's your long-term

edge. Not the code, not the features.

edge. Not the code, not the features.

It's how your product leaves people feeling when they close the tab or swipe away. Now, before we dig into one of the

away. Now, before we dig into one of the best examples of emotional design translating into serious business growth, if you're wondering how this might apply to your product or your

business, we open up a couple of free design strategy consultations each month at SIPAP. So, feel free to sign up in

at SIPAP. So, feel free to sign up in the link down below if that sounds interesting. Now, with that, let's look

interesting. Now, with that, let's look at Dualingo and how they used delight feedback, and character motion to pull users in and keep them coming back.

Because Duolingo didn't just create another language learning app, they built a product that responds to you in real time and in a way that actually

feels human. In 2022, they introduced a

feels human. In 2022, they introduced a full character animation system. This

included things like facial reactions lip syncing with audio, and idle animations that made their characters feel alive even when you weren't doing anything. And this wasn't just for show.

anything. And this wasn't just for show.

Duolingo's data shows that after these animations were rolled out, their daily active users more than doubled from 14.2

million to over 34 million within 2 years. On top of that, their paid

years. On top of that, their paid subscribers also more than doubled in that same time frame. Of course, again growth like that comes from a mix of

smart moves like adding new languages improving the curriculum, running solid marketing campaigns, etc. But what's interesting is that Dualingo's own team

has highlighted character animation as one of the major reasons people stay engaged. On several occasions, CEO Luis

engaged. On several occasions, CEO Luis Vonan has pointed out that the app's delightful experience, which includes these animations, sets it apart in a

space full of dry, functional apps. And

that connection isn't random. These

animations aren't just eye candy.

They're emotional feedback. They create

loops that keep people engaged. When you

answer a question correctly or make a mistake, you don't just get a green check mark. You feel encouraged

check mark. You feel encouraged corrected, and even cheered on. Those

quick reactions help boost engagement by triggering emotional feedback loops something that the UX legend Don Norman talks a lot about in his book, Emotional

Design. But how can you use this in your

Design. But how can you use this in your own product? Well, if your product

own product? Well, if your product relies on repeated user behavior, like check-ins, journaling, or habit logging add micro interactions that give instant

emotional feedback. A subtle bounce, a

emotional feedback. A subtle bounce, a glow, a sparkle. These little things can make confirmation moments feel a little more rewarding. Also, celebrate the

more rewarding. Also, celebrate the small wins. This will reinforce

small wins. This will reinforce engagement. Once again, you know

engagement. Once again, you know success states don't need to be huge but they should feel intentional. Also

if you're like Dualingo and you have a mascot of some sort, use the mascot to show expressions, to encourage users because emotions are contagious. This

can be small nods, smiles, or animated reactions that make the experience feel more human. And lastly, if you want to

more human. And lastly, if you want to give the user a feeling of momentum include nice progress animations. This

can be anything like using motion to show streaks just like Dualingo or showing different levels, showing journals completed, whatever gives a

sense of building something over time.

The goal here is to make the feedback feel human, not just functional, because that kind of emotional layer can quietly build a strong connection between the user and your product. Even something

super simple, when done well, can make the experience feel more alive and more worth coming back to. So, Duolingo built habits by using design to make people

feel good about using the app. And that

feeling is one of the main reasons their users keep showing up. But what happens when your users aren't trying to form habits? When they instead are trying to

habits? When they instead are trying to get over skepticism? That's one of the big challenges that crypto apps face and the problem that Phantom set out to

solve with the help of emotional design and animation. Let's start by just

and animation. Let's start by just dropping the bomb. Crypto UX is notoriously clunky. And Phantom knew

notoriously clunky. And Phantom knew that. So when they rolled out a full

that. So when they rolled out a full brand refresh in mid 2023, they didn't just change their logo. They overhauled

everything and brought in animation to shift perception. They animated their

shift perception. They animated their ghost mascot. They added playful

ghost mascot. They added playful animations during wallet creation. And

they put a bunch of effort into making each interaction feel playful and approachable. The goal was clear here.

approachable. The goal was clear here.

Make crypto feel less scary and more human. And it's obviously worked. Today

human. And it's obviously worked. Today

Phantom is one of crypto's mostused wallets, recently becoming the second highest ranked app in the utilities category in the US app store, beating

apps like WhatsApp and Instagram. Now

just like Dualingo, Phantom's growth rode the wave of market momentum and smart business execution. But what

really made them stand out was how design-led they were from the jump.

Their CEO, Brandon Milman, has been super clear about that. This wasn't just another wallet. From day one, the team

another wallet. From day one, the team focused on polish, on craft, and on building something that actually felt good to use. In his own words, polish

matters. We're a design-led company that

matters. We're a design-led company that takes time to craft polished products.

And that mindset paid off because while most wallets were built by developers for other developers, Phantom focused on consumers. Their goal was to onboard the

consumers. Their goal was to onboard the next billion people to web 3. And that

meant investing in crisp, emotional UI and animations. So when designing in

and animations. So when designing in spaces that feel intimidating, complex or where the stakes are really high like finance, crypto, health, or

insurance, for example, remember these principles. Polish builds trust. Treat

principles. Polish builds trust. Treat

visual details, motion, and transitions as core product features, not fluff.

Every little micro interaction is a trust signal. Also, try to keep it

trust signal. Also, try to keep it approachable. Friendly visuals and warm

approachable. Friendly visuals and warm playful details make heavy topics feel a little lighter, and that goes a long way

in building confidence. Build for

people, not just pros. Don't just assume that users know the rules. Design flows

that make sense to everyday people especially if you're reaching beyond early adopters. Performance matters, but

early adopters. Performance matters, but what really sticks is how the product feels when someone taps, swipes, or waits. Giving the users smooth feedback

waits. Giving the users smooth feedback is going to increase their confidence with your product. As an agency that has experience helping drive big design results in the crypto industry, we try

to share some of our learnings by writing case studies about our wins every now and then. If you're interested in that, there's a link below for that too. Now, we've seen how character and

too. Now, we've seen how character and delight create trust, but trust isn't the end goal for everyone. So, let's

explore how emotional design and motion can be used in an even more lucrative way to sell luxury, which brings us to

Revolute. Revolute's been investing in

Revolute. Revolute's been investing in design and animation for years. But

what's super interesting is how their design glow up has tracked right alongside their push into more of the premium space. As they've moved up

premium space. As they've moved up market, their visual language has gotten way more polished and it's pretty clear that they've been intentional about

this, aligning how the product feels with where they want the business to go.

Take the first time user experience as an example. They don't just drop you

an example. They don't just drop you into a boring signup flow. Instead, you

get rich visuals, super smooth transitions, and right away, it feels like you're stepping into something premium. I mean, even their charts

premium. I mean, even their charts leveled up. You don't just look at your

leveled up. You don't just look at your spending data, you feel it. You drag

your finger and the graph responds with this soft glow, turning numbers into something way more tactile. The same

thing with their cards. You don't just see a static image. You get a full little 3D moment there. The card flips

rotates, catches light. It's clean. It's

intentional. And it's honestly just kind of satisfying. And these little details

of satisfying. And these little details like subtle animations in security flows or onboarding provide that sense of trust without trying too hard. None of

these design details shout at you, but together they create something way more premium. And in fintech in particular

premium. And in fintech in particular where trust literally affects how much users spend, that kind of polish translates straight into revenue. So

here's the big takeaway. Nail the first impression. Spend time to polish your

impression. Spend time to polish your onboarding. Polish your welcome moments

onboarding. Polish your welcome moments to immediately communicate quality trust, and care. Add subtle moments of delight like animations, like fades and

hover effects or gestures. Build that

emotion and make touch points feel intentional. Make interactions feel

intentional. Make interactions feel dynamic. So, tactile charts, responsive

dynamic. So, tactile charts, responsive feedback, or animated cards that just turn basic features into something that feels elevated and engaging. Now, if you

found this video helpful at all, you will probably love the video here somewhere. Also, if you're building a

somewhere. Also, if you're building a product, a website, or a brand, and you want to find out how to boost your top business metrics through design, well

consider our free strategy consultation.

The links still down below. Still down

below, still above law. Until the next one, have a great