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Duolingo Switches from Hearts to Energy System

Duolingo Switches from Hearts to Energy System

May 21, 2025
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Duolingo is shaking things up by ditching the hearts system in favor of a new "energy" mechanic. This shift aims to transform the learning experience from one that penalizes errors to one that feels more encouraging and adds a fun, gamified twist.

In the old system, every mistake during a lesson would cost you a heart. To get your hearts back, you'd have to watch ads, spend Duolingo's Gems currency, or simply wait for them to replenish over time.

With the new energy system, each exercise will cost you one unit of energy, and a mistake will also deduct one energy. However, you'll earn bonus energy at a randomized rate for completing lessons consecutively. This means you can do more lessons without running out of steam, and according to Moses Wayne, a senior staff engineer at Duolingo, the data supports this. "We feel like this is a way that we can motivate you to focus on things you’re getting right rather than penalizing for the things that you’re making mistakes on," Wayne told The Verge. He also mentioned that the aim was to "gamify the experience a bit more."

A GIF showing Duolingo’s new energy mechanic.GIF: Duolingo

A full energy bar now contains 25 units of energy, a significant increase from the previous five hearts. Just like hearts, energy will regenerate over time, Wayne explained. You can also purchase additional energy using Gems. Subscribers to Super Duolingo and Duolingo Max will enjoy unlimited energy, much like the unlimited hearts they had before, according to Duolingo spokesperson Monica Earle.

Wayne highlighted a key advantage of the energy system: "In an energy world, that’s really not going to happen because we’re not penalizing you for mistakes anymore." He noted that Duolingo's overall metrics indicate users are engaging much more with the app now than they did under the hearts system.

The rollout of the energy system will start on iOS devices over the coming weeks and months, with plans to extend it to Android later in the year. If you use Duolingo on both iOS and Android, you'll notice that the Android version will stick with hearts, while the iOS version will switch to energy. These won't sync up, Wayne said.

Adding to the excitement, Duolingo's CEO recently declared that the company is shifting to an "AI-first" approach and has doubled its language course offerings thanks to AI.

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Comments (6)
0/500
WillieClark
WillieClark September 20, 2026 at 12:00:09 PM EDT

终于不用看着红心一个个消失而焦虑了!这种能量系统听起来更像是在玩游戏而不是考试,感觉对新手更友好了。希望别搞成又肝又氪的模式,毕竟学习语言应该是件快乐的事,而不是被惩罚。期待实际体验后的反馈,如果真能减少挫败感,那这波改动值得点赞。🎮✨

WalterLewis
WalterLewis June 23, 2026 at 4:00:14 PM EDT

So they swapped hearts for energy? Sounds like Duolingo is trying to make us feel like we're running low on battery instead of losing lives. I wonder if the energy refills will be tied to microtransactions... 🤔 #gamification

FrankRodriguez
FrankRodriguez December 21, 2025 at 7:30:33 PM EST

Finally! The hearts always stressed me out too much to actually practice regularly. This energy thing sounds way more motivating, kinda like how video games give you stamina. Not sure if it'll make me learn faster though, maybe just play more 😂 Time will tell. Good move by Duolingo to keep things fresh.

PaulSanchez
PaulSanchez August 11, 2025 at 2:01:05 PM EDT

The new energy system sounds way more fun than losing hearts! Makes me wanna keep learning without the stress. 😎

JoseJackson
JoseJackson August 8, 2025 at 3:00:59 PM EDT

The new energy system in Duolingo sounds like a game-changer! I always hated losing hearts for small mistakes—it felt like getting detention for misspelling a word. This seems way more forgiving and fun, like leveling up in a game instead of being punished. Can't wait to try it out! 😎

EricLopez
EricLopez July 31, 2025 at 7:35:39 AM EDT

I love how Duolingo's new energy system makes learning feel less like a punishment! 😄 It’s like they’re saying, ‘Keep going, you got this!’ instead of slapping your wrist for every mistake.

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