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How to Say “Got It” in Korean: 알았어 (arasseo)

“Arasseo” means “got it” / “okay” — you understood and you’ll do it. It’s the casual acknowledgment you give a friend.

The Langle Team··3 min read

“Arasseo” means “got it” / “okay” — you understood and you’ll do it. It’s the casual acknowledgment you give a friend.

알았어 (arasseo) — got it / okay

How it feels and when to use it

Past-tense in form (“I knew/understood”) but used for present agreement. Polite “arasseoyo,” formal “algesseumnida.” In the army or service jobs you’ll hear a sharp “algesseumnida!”

Politeness levels

  • 알았어 (arasseo) — Casual (반말): with close friends and people younger than you
  • 알았어요 (arasseoyo) — Polite (해요체): the safe everyday level for most people
  • 알겠습니다 (algesseumnida) — Formal (합쇼체): in business, announcements, and to elders

Real examples from native Korean

Here’s how native speakers actually use 알았어 in real Korean:

  • 알겠습니다Okay
  • 알겠습니다.Thank you.
  • 알았어 알았어Calm down

A common mistake to avoid

“Arasseo” can sound curt — Said flatly or repeated (“arasseo, arasseo”), it can read as annoyed — like “yeah, yeah, I get it.” Soften it with tone or use “arasseoyo” to stay friendly.

Related expressions

  • 알겠습니다 (algesseumnida) — understood (formal)
  • 몰라 (molla) — I don’t know

Want to hear 알았어 spoken by real Koreans? Search it on Langle and watch it across dozens of real video clips.

Frequently asked questions

What does “알았어” mean in Korean?
“Arasseo” means “got it” / “okay” — you understood and you’ll do it. It’s the casual acknowledgment you give a friend. It’s romanized as “arasseo.”
Is “알았어” formal or casual?
“알았어” is casual (반말); “알았어요” is polite (해요체); “알겠습니다” is formal (합쇼체). Match the level to who you’re talking to.
How do you pronounce “알았어”?
It’s pronounced “arasseo.” “Arasseo” can sound curt: Said flatly or repeated (“arasseo, arasseo”), it can read as annoyed — like “yeah, yeah, I get it.” Soften it with tone or use “arasseoyo” to stay friendly.
When should I use “알았어”?
Past-tense in form (“I knew/understood”) but used for present agreement. Polite “arasseoyo,” formal “algesseumnida.” In the army or service jobs you’ll hear a sharp “algesseumnida!”
What can I say instead of “알았어”?
Try “알겠습니다” (understood (formal)) or “몰라” (I don’t know).