Correct as you type
Fix grammar and spelling before you press send.
AI WRITING ASSISTANT · IOS & ANDROID
Write flawlessly.Everywhere.
Correct grammar, reshape your tone, and translate as you type—inside every app you already use.
One keyboard. Every conversation.
Grammar & spellingRewrite & toneAI keyboardTranslationVoice practice
ONE WRITING COMPANION
From rough thought toready to send.
Grammar Check Corrector finds the issue, explains the fix, reshapes your tone, and carries the finished sentence into every conversation.
01 / CORRECT
More than a red underline.
Spot grammar, spelling, punctuation, and clarity issues in context. Every suggestion includes a plain-language explanation.
- Context-aware corrections
- Clear explanations
- One-tap accept or dismiss
See why.Not only what changed.
EDITOR221 / 4000
Hey Sarah, I seen your email about the project. Its really important we finish bye Friday.
CorrectnessUse the past tense “saw” in this context.
Hey Sarah, I saw your email. It's important we finish by Friday.
Dismiss✓ Accept
02 / AI KEYBOARD
Use it in every app.No copy and paste.
Your writing assistant appears exactly where you type, so the thought never leaves the conversation.
Shift the tone
Move from casual to polished without rewriting from scratch.
Translate instantly
Write naturally across languages in the same text field.
WORKS WHERE YOU WORK
✦ AI Keyboard+QWERTYUIOP
ASDFGHJKL
ZXCVBNM
123space↵
FOLLOW-UP ON THE REPORT
Hey Leo, have you had a chance to review the report?
You better respond soon because I need this done ASAP.EnhancementMake it friendly and professional
Please let me know when you get a chance, as I'd appreciate an update.
FormalFriendlyConcise
Dismiss✓ Accept
03 / REWRITE
Same idea.Better delivery.
Keep your meaning, then change how it lands—more professional, warmer, shorter, or more confident.
BEFORE
→You better respond soon because I need this done ASAP.
AFTER
Please let me know when you get a chance. I'd appreciate an update.
FormalFriendlyConciseConfident
04 / COMMUNICATE
One thought.Any language.
Translate in context, review both versions together, and listen to natural pronunciation before you send.
Side-by-side review
Keep the original visible while checking the translation.
Natural phrasing
Get language that sounds useful—not mechanical.
Listen and learn
Hear the result and remember how it should sound.
🇯🇵 Japanese→🇺🇸 English
ORIGINAL
来週の会議についてですが、資料は事前に確認しておいてください。
TRANSLATION
Regarding next week's meeting, please review the materials in advance.
Listen✓ Use translation
05 / SCAN
Words on paper,ready to work with.
Point the camera at a page. Grammar Check Corrector turns printed text into something you can correct, rewrite, translate, or copy.
1Frame the page2Capture text3Improve it
Scan, then improve NOTES ON CLEAR WRITING
Write for the reader.
Good writing makes complex ideas feel simple. Start with the point and remove what is unnecessary.
TEXT DETECTED
Good writing makes complex ideas feel simple.
CorrectRewriteTranslate
Practice with LeoEnglish conversation
LIVETell me about a place you'd love to visit.
I'd love to visit Japan because I'm interested in its food and design.
Great answer. Add one specific experience you want to have there.
WORD TO KEEPimmersive
seeming to surround you
06 / PRACTICE
Write. Speak.Remember.
Build confidence beyond correction with guided voice conversations and vocabulary worth keeping.
Speak naturally
Practice real prompts instead of isolated phrases.
Get gentle guidance
Receive a useful next step after every answer.
Keep new words
Save vocabulary in context so it sticks.
FROM THE APP STORE
Loved by peoplewho live in words.
Small notes from writers who use Grammar Check Corrector to polish everyday messages, paragraphs, and essays.
★★★★★
The best app
“I love this app. It helps me improve my English and learn more.”— JessikJana
★★★★★
Easy to use
“Easy to use when writing a paragraph. It corrects the grammar and makes my work easier and smoother.”— Demlos
★★★★★
Great
“Works amazing.”— kishaR1225
★★★★★
Awesome source
“This app is pretty cool for writing an essay. It helps me get the wording right.”— Youngmoneyhawktuah
★★★★★
Loved it
“Will prevent plagiarism.”— Brown Skin 41
BUILT FOR REAL WRITING
Your ideas are already good.Make every word land.
Professionals
Polished emails, reports, and messages that sound confident.
Students
Clear essays and assignments without awkward phrasing.
English learners
Every correction becomes a small, memorable lesson.
Creators
Sharper captions, scripts, and posts that still sound like you.
✓
PRIVACY FIRST
Your writing isyour business.
Grammar Check Corrector is built to help your words—not get in their way. Text is processed securely, with clear controls and a privacy policy you can read.
Read privacy policy ↗START WRITING BETTER
The right words areone tap away.
Download Grammar Check Corrector on iPhone or Android.