HyperpolyglotHyperpolyglot
🇹🇭 Free interactive trainer

Learn Thai alphabet

The 44 consonants by class (the class decides the tone), then every vowel: short, long and special forms. The dotted circle shows where the consonant goes. All 74 characters, group by group, with your progress saved in the browser.

Overall progress0/74 mastered

Pick one or more groups to train9 characters selected

Middle class0/9 mastered

g
j
d
dt
d
dt
b
bp
(silent) o

A letter is mastered after 2 correct answers (a wrong answer resets it). Progress is saved in your browser.

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Reading Thai alphabet is step one. Step two is real Thai sentences with native audio and spaced repetition: that is exactly what Hyperpolyglot does.

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The complete Thai alphabet chart

Every character with its sound, group by group: your cheat sheet while the quiz does the memorizing.

Middle class (9)

gjddtd
dtbbp(silent) o

High class (11)

khkh (rare)chthth
phfsss
h

Low class 1 (12)

khkh (rare)khngch
schythth
nth

Low class 2 (12)

thnphfph
myrlw
lh

Short vowels (12)

◌ะa◌ิi◌ึue◌ุuเ◌ะe
แ◌ะaeโ◌ะoเ◌าะaw (short)เ◌อะoe (short)◌ัวะua (short)
เ◌ียะia (short)เ◌ือะuea (short)

Long vowels (12)

◌าaa◌ีii◌ือuue◌ูuuเ◌ee
แ◌aaeโ◌oo◌อawเ◌อoe◌ัวua
เ◌ียiaเ◌ือuea

Special vowels (6)

◌ำamไ◌aiใ◌ai (mai muan)เ◌าaorue
lue (rare)

How the trainer works

  • Study a group — see the characters with their sounds, in an order designed for Thai alphabet (not just alphabetical).
  • Quiz yourself — four choices per character; wrong answers come back until they stick.
  • Master everything — a character is mastered after two correct answers, and your progress stays in your browser between visits.

Want the full story behind the script? Read our complete Thai alphabet guide.

Frequently asked questions

Why are Thai consonants grouped into classes?

Because the class (middle, high or low) decides which tone a syllable takes. Learning consonants class by class, as this trainer does, makes the tone rules learnable instead of mysterious.

Do I need all 44 consonants to read Thai?

A few are rare or obsolete (marked in the quiz), but the core set appears everywhere. Most learners read street-sign Thai after two to three weeks of daily practice.

How do Thai vowels work?

Vowels attach around the consonant: after, above, below, before, or on several sides at once. The dotted circle in the chart marks where the consonant goes. Most vowels come in short and long pairs, and length changes meaning.

Why do several Thai letters share the same sound?

Thai kept letters for Sanskrit and Pali sounds that merged over time, so multiple letters can read s or th. The class system is also why the duplicates matter: same sound, different tone behaviour.

Train another script

🇯🇵 Learn Hiragana · 🇯🇵 Learn Katakana · 🇷🇺 Learn Cyrillic · 🇬🇷 Learn Greek alphabet · 🇰🇷 Learn Hangul

Or explore the other free tools: the Language Similarity Checker, the Which Language quiz, and what 52 languages sound like.