241+ iOS apps curated and reviewed
The best free grammar app checkers on iPhone average 4.3★ across 241+ titles — we've ranked them by what real users actually keep on their phones. Updated September 2026.
| # | App | Price | Rating | Ads | In-App Purchases | Updated | |
|---|---|---|---|---|---|---|---|
| 1 |  | Free | 4.7★ (12K) | Yes | Yes | Sep 2026 | |
| 2 |  | Free | 4.8★ (427) | Yes | Yes | Sep 2026 | |
| 3 |  | Free | 1.0★ (1) | No | Yes | Sep 2026 | |
| 4 |  | Free | 4.7★ (2.4K) | No | Yes | Sep 2026 | |
| 5 |  | Free | — | No | No | May 2026 | |
| 6 |  | Free | 4.4★ (1K) | Yes | Yes | Sep 2026 | |
| 7 |  | Free | 4.5★ (24) | No | Yes | Aug 2026 | |
| 8 |  | Free | 4.6★ (312) | No | Yes | Sep 2026 |
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 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 writing with real-time grammar and spell checking. This AI-powered tool offers a built-in dictionary and synonyms to refine your vocabulary and ensure polished, error-free content for various communication needs.
