GRAMMAR CHECKER – WRITE WITH CONFIDENCE
Grammar Checker is your all-in-one writing assistant for iOS. Instantly check grammar, spelling, punctuation, and writing style—right from your iPhone or iPad. Whether you’re drafting emails, essays, reports, or social posts, Grammar Checker helps ensure your writing is clear, correct, and impactful.
Perfect for students, professionals, and anyone who wants to write better.
KEY FEATURES
• Grammar Checker – Fix grammar, spelling, punctuation, and syntax errors with one tap
• AI Detector – Identify AI-generated text for authenticity checks
• AI Humanizer – Rewrite text to sound more natural and human
• Plagiarism Checker – Scan text for duplicate content from online sources
• Plagiarism Remover – Clean and rewrite copied text without losing meaning
• Essay Writer – Generate essays and academic content in seconds
• Essay Checker – Analyze essays for structure, clarity, and correctness
• Summarizer – Turn long text into concise, readable summaries
REAL-TIME GRAMMAR CHECKING
Grammar Checker works as you type. Misspellings and grammatical issues are instantly underlined. Tap for suggestions you can accept or dismiss with ease.
FULL DOCUMENT SCANS
Copy, paste, or import text for a complete grammar and style analysis. Get detailed feedback on errors, improvements, and clarity—ideal for essays, assignments, reports, and long-form writing.
CONTEXTUAL AI SUGGESTIONS
Our advanced AI understands the context of your writing, catching deeper issues such as:
• Subject-verb agreement
• Verb tense consistency
• Ambiguous pronouns
• Wordy or unclear sentences
WRITING STYLE IMPROVEMENTS
Improve tone, flow, and readability with personalized style suggestions:
• Simplify complex sentences
• Convert passive voice to active voice
• Improve clarity and engagement
• Ensure the tone fits your audience
REPORTS & STATISTICS
Track your progress with detailed analytics, including:
• Error types and frequency
• Word count
• Improvement charts over time
Export reports for feedback or personal records.
CUSTOM DICTIONARY
Add custom words, names, or technical terms so they’re never flagged as errors again.
SHARE MENU INTEGRATION
Check writing from any app using the iOS Share menu—no need to switch apps.
SYNC ACROSS DEVICES
Your settings, preferences, and custom dictionary sync automatically using your Apple ID.
PRIVACY & SECURITY
Your writing stays private. Content is never stored or shared without permission. All data is fully encrypted.
Terms: https://www.trostun.com/terms-and-conditions/
WRITE BETTER. ANYTIME, ANYWHERE.
Whether you’re crafting an important email, perfecting an essay, or polishing work documents, Grammar Checker helps you write with precision and confidence.
The corrections are accurate, and it even offers style suggestions to improve my writing.
Developer Response
Thank you for your fantastic feedback! We're thrilled to hear that you find the corrections accurate and the style suggestions helpful. Our goal is to not only catch errors but also help enhance your writing style, so it's great to know the app is making a difference for you. If you ever have any more feedback or suggestions, we’d love to hear from you! Happy writing!
Impressive results
제츠나라우어-
The grammar checker not only corrects my mistakes but also helps enhance the tone and clarity of my writing; Couldn’t be happier.
Developer Response
Thank you so much for your kind words! We're delighted to hear that our grammar checker is helping improve both the tone and clarity of your writing. Making your work not only error-free but also polished and impactful is exactly what we aim for. We're thrilled you're happy with the app, and we appreciate your support! If you have any further feedback, feel free to share.
If I could give 0 I would.
@Elizabeth77
The app starts out looking brilliant. It works quickly. But then the results are highlighted in green but no option to know if it sleeping or grammar and to fix. Then when you copy it, right in the middle of my email it added sex the sex the sex sex sex the sex. Really? Good thing I didn’t hit send.
Developer Response
Thank you for your feedback and for bringing this issue to our attention. We're glad to hear you initially enjoyed the app's speed and functionality. We're truly sorry for the inappropriate content that appeared, and we take this matter very seriously. Can you tell us more about the problem you encountered at apps@trostun.com. Our team is already working on a fix to ensure this doesn't happen again. Please update the app once the new version is released, and don't hesitate to reach out to our support team if you encounter any further issues. Thank you for your understanding and patience.
Your app stop working
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Your app not working
We’ve upgraded every tool to make your writing workflow seamless:
• Next-gen Grammar Checker with higher accuracy
• Deep-scan Plagiarism Checker for better originality control
• Humanizer 2.0 for more natural writing
• AI Detector with improved precision
• Plagiarism Remover with enhanced rewriting algorithms
• Faster performance and cleaner interface
• Stability fixes across all features
Your complete writing toolkit just got even better.
Version 1.3.8
The developer, Dzine Media, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .
Data Not Linked to You
The following data may be collected but it is not linked to your identity:
Other Data
Privacy practices may vary, for example, based on the features you use or your age. Learn More
Accessibility
The developer has not yet indicated which accessibility features this app supports. Learn More
