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Fix the mistakes you repeat.

For every mistake, the AI finds the pattern, explains why, and gives you targeted practice until you stop making it

  1. 1A mistake in a match
  2. 2AI finds the pattern
  3. 3Targeted practice
  4. 4Mistake fixed

Sentence

Ayer fui a la biblioteca.

Your answer

I go to library yesterday.

Error patterns

  1. 1

    Past events need the past tense: with yesterday, it's went, not go.

  2. 2

    Countable nouns need an article: the library.

After practice

I went to the library yesterday.

Practice 4/4 · Original answer fixed

Each match has 5 sentences. Free players can work on 2 mistakes a day; Pro covers them all.

Ultraland Pro

US$59.88US$29.99/yr

That's US$2.50 a month

  • Unlimited targeted practice: work on every mistake until it's gone
  • Custom banks: practice your own word lists
  • Dictionary: every entry unlocked
  • Unlimited “Train this word” sessions
  • Pro stats: weak topics, hardest words, progress trends
  • Double gold from wins, tasks, and daily prizes
  • Word Dex: up to 4× the daily XP cap

Also includes: a Pro badge on leaderboards, match history export, and early access to new features

Billed US$29.99 per year

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US$29.99 /yrBilled US$29.99 per year