Language journaling with AI assistance

Bonjournal

Write in any language, get back grammar corrections, personalized coaching, and progress scores. Every single entry.

No signup needed to try
No signup required

See for yourself

Write a few sentences in any language and get real corrections and coaching back.

0 word(s)0/2000

Your writing is encrypted and not shared beyond what's needed.

Every single entry

What you get back

Three things that make every journal entry a learning moment.

Corrections with explanations

grammar
Yo soy teniendo → Estoy teniendoUse "estar" for temporary states and ongoing actions.
style
hacer un paseo → dar un paseoThe natural collocation is "dar un paseo."
spelling
tambien → tambiénMissing accent on the stressed syllable.

Personal coaching note

Me encanta que escribas sobre tu rutina diaria — es una forma genial de practicar. Tu uso de verbos reflexivos ha mejorado mucho.

Written for you · in Spanish · by your AI coach

Progress scores

B
Grammar
Sentence structure is solid. Work on ser/estar.
B+
Verbs
Good tense control. Keep going.
C+
Vocabulary
Expanding range. Try more precise words.
Simple by design

How it works

1

Write about your day

Journal in your target language. Your morning, your reflections, your plans. Personal writing sticks.

2

Get feedback in seconds

Bonjournal reads every sentence and returns corrections, coaching, and scores — in the language you're learning.

3

Watch yourself improve

Your scores are tracked over time. Build a streak, see your grades climb, feel the progress compound.

Bonjournal founder Tom Keysers with his handwritten Portuguese language journal
Origin Story

How journaling in Portuguese changed my language learning

From a messy notebook in a Lisbon café to an AI-powered app — how a daily writing habit became the most effective language practice I've ever found.

Read the full story
Transparent pricing

Simple plans

Start free. Upgrade when you're ready to journal every day.

Free

€0 /month

Perfect for getting started

  • 10 entries per month
  • Full AI corrections
  • Personalized coaching
  • Progress tracking
Get started free
Most popular

Daily

€5 /month

For regular practice

  • 30 entries per month
  • Everything in Free
  • Advanced features
Start Daily plan

Pro

€10 /month

Serious learners

  • Unlimited entries*
  • Everything in Daily
Start Pro plan

Start writing in your target language today

Free to use. No credit card required.

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