Lexifox - Verbs & Writing

The only app that combines verb conjugation and exam-style letter writing — with instant grammar feedback.

WRITE LETTERS. PASS YOUR EXAM.
Practice formal and informal letters exactly like on the DELF, DELE, CILS, TORFL, or Cambridge exam. Your text is analyzed section by section: grammar errors caught, language register scored, corrections explained. Each language follows its real exam format.

SPOT YOUR WEAKNESSES
See which grammar patterns trip you up and track your improvement over time. Focus your practice where it actually matters.

CONJUGATE 2,750 VERBS
Every tense, every person — across French, Spanish, Italian, English, and Russian. Over 180,000 conjugated forms, all with professional audio pronunciation.

LISTEN AND SPEAK
Two pronunciation engines — including one that works offline. Train your ear and build speaking confidence with audio for every single form.

PRACTICE YOUR WAY
Choose your verbs, pick your tenses, set your level. From absolute beginner to advanced — Lexifox adapts to you.

COMPETE AND STAY MOTIVATED
Challenge friends, climb leaderboards, track your stats. Cloud sync keeps your progress on every device.

• Letter writing with instant grammar feedback
• Exam prep: DELF, DELE, CILS, TORFL, Cambridge
• Grammar weakness detection and tracking
• 180,000+ conjugated forms with audio
• 2,750 verbs across 5 languages
• Beginner to advanced difficulty levels
• Offline pronunciation engine
• Competitive mode with leaderboards
• Cloud sync across devices