243+ iOS apps curated and reviewed
The best free grammar app checkers on iPhone average 4.6★ across 243+ titles — we've ranked them by what real users actually keep on their phones. Updated August 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated |
|---|---|---|---|---|---|---|
| 1 |  | Free | 4.8★ (402) | Yes | Yes | Aug 2026 |
| 2 |  | Free | 4.7★ (12K) | Yes | Yes | Aug 2026 |
| 3 |  | Free | 4.8★ (553) | No | Yes | Aug 2026 |
| 4 |  | Free | 4.6★ (312) | No | Yes | Aug 2026 |
| 5 |  | Free | 4.4★ (1K) | Yes | Yes | Aug 2026 |
| 6 |  | Free | 4.7★ (2.3K) | No | Yes | Aug 2026 |
| 7 |  | Free | — | No | Yes | Jul 2026 |
| 8 |  | Free | 4.7★ (40K) | Yes | Yes | Aug 2026 |
This AI-powered tool goes beyond basic spelling and punctuation to correct grammar, enhance clarity, and improve sentence structure. It supports file uploads for large documents and offers unlimited checks with a history tracking feature for easy review.
Enhance your written communication with intelligent grammar and spelling checks. Improve your English writing skills with contextual error detection, smart recommendations, and explanations of mistakes. Share your polished texts effortlessly.
This intelligent writing assistant checks grammar, style, and spelling in over 20 languages. It offers suggestions to improve clarity and professionalism in your writing across various platforms and devices.
Improve your writing with a comprehensive grammar and spelling checker. Quickly identify and correct errors in your texts to ensure professionalism and accuracy. Easily share your polished content with others.
Improve your writing with this app that offers grammar and spelling checks, synonym suggestions, and word definitions. Enhance your text style and vocabulary for professional and personal communication.
Enhance your English writing with a comprehensive grammar checker. It offers real-time suggestions for grammar, punctuation, and vocabulary, acting as a sentence corrector and plagiarism checker. Improve clarity, conciseness, and overall writing style across various platforms.
Improve your English grammar with thousands of practice questions and activities. Covers all levels from beginner to advanced, with various question types and grammar topics. Track your progress and test your knowledge.
Enhance your writing across all apps with AI-powered suggestions for grammar, spelling, and clarity. Generate new versions of your text, detect tone, and improve conciseness. Also includes a document editor and Safari extension for comprehensive writing support.
This app acts as a personal English grammar and spelling assistant. It corrects errors in real-time, offers detailed analysis of mistakes, and even includes OCR scanning and word translation to enhance your writing and understanding.
Enhance your writing with an AI-powered assistant that corrects grammar, spelling, and punctuation in real-time. Get personalized suggestions and learn from detailed explanations to improve your skills for any writing task.
This AI-powered writing assistant helps you refine your text by correcting grammar, spelling, and punctuation. It also offers paraphrasing capabilities to improve sentence structure and clarity across multiple languages. Achieve polished writing effortlessly.
Assess your English grammar proficiency with comprehensive tests and targeted lessons. Identify areas for improvement and reinforce learning with practice exercises. Track your progress and revisit past tests to master English grammar rules.
Master English grammar with short, daily lessons and practice tests. Improve your speaking and writing confidence with over 130 lessons and 1000 exercises. Suitable for exam preparation at elementary and intermediate levels.
This app helps users correct spelling and punctuation errors in their text across multiple languages. It highlights mistakes and offers suggestions for corrections, making communication clearer for everyday use and educational purposes.
Enhance your writing with AI-powered grammar, spelling, and style checks. This tool helps you detect AI-generated text, paraphrase content, and even generate essays. Improve clarity, correctness, and impact across all your written communications.
This AI-powered writing assistant helps you write mistake-free everywhere. It offers grammar, spelling, and punctuation checks across multiple languages, along with translation and style suggestions. Use it in any app via its dedicated keyboard for improved writing confidence.
Enhance your writing with AI-powered grammar checks, translation, and learning tools. Master English grammar, improve your writing, and boost communication skills with interactive lessons and games. This app offers a comprehensive solution for error-free writing and effortless learning.