Looking for the best Grammarly alternatives for your Android phone or tablet? The top choices include LanguageTool, ProWritingAid, Ginger Keyboard, Lumo (formerly Langua), and Microsoft SwiftKey, all offering strong grammar checking, spelling corrections, and smart text suggestions right on mobile.
Whether you are writing a quick work email, chatting with friends on WhatsApp, or drafting a long essay on Google Docs, typing on a small mobile screen can lead to embarrassing typos. While Grammarly is a popular choice, its Android app and keyboard do not always fit every user’s needs or budget.
In this guide, we break down the best Grammarly alternatives for Android users, complete with features, pros, cons, and a quick setup guide.
Quick Comparison: Top 5 Grammarly Alternatives for Android
| App Name | Best For | Free Tier Available? | Offline Support |
|---|---|---|---|
| LanguageTool | Multilingual users & deep style checks | Yes | Limited |
| Microsoft SwiftKey | Fast, AI-powered predictive typing | Yes | Yes |
| Ginger Keyboard | Built-in translation & in-app proofreading | Yes | No |
| ProWritingAid | Long-form writing & deep editing | Yes (Web-focused) | No |
| Lumo (Langua) | Clean, modern writing assistance | Yes | No |
1. LanguageTool: Best Overall for Grammar and Style
LanguageTool is widely considered the strongest direct competitor to Grammarly on Android. It goes beyond simple spell-checking by analyzing style, tone, and complex grammar rules. It integrates directly into your Android apps through a dedicated keyboard or accessibility service.
- Real-World Usage: Perfect for professionals and students who write in multiple languages (it supports over 30 languages, including Spanish, German, and French).
- Pros:
- Catches complex punctuation and style errors.
- Supports many languages other than English.
- Clean, ad-free interface.
- Cons:
- The free version limits the length of text checked at one time.
- Keyboard app can feel slightly heavier on battery than native keyboards.
2. Microsoft SwiftKey: Best for Smart Predictions and Speed
While Microsoft SwiftKey is primarily a virtual keyboard rather than a dedicated grammar checker, it includes powerful AI writing tools powered by Microsoft Copilot. It helps you correct grammar on the fly, rewrite sentences in different tones, and predict your next words with incredible accuracy.
- Real-World Usage: Ideal for everyday texting, social media posts, and quick emails where speed matters just as much as correct grammar.
- Pros:
- 100% free with no annoying paywalls for core features.
- Built-in Microsoft Copilot for AI rewriting and tone adjustments.
- Highly customizable themes and layouts.
- Cons:
- Not as rigorous for advanced academic or professional style editing as Grammarly.
3. Ginger Keyboard: Best All-in-One Writing Assistant
Ginger has been a staple in the mobile writing space for years. It combines a smart keyboard with a dedicated proofreading app. It scans your entire sentence at once, allowing you to fix multiple errors with a single tap.
- Real-World Usage: Great for users who struggle with sentence structure and need a tool that can completely rewrite clumsy sentences for better clarity.
- Pros:
- One-tap sentence rephrasing.
- Includes built-in games and themes.
- Translates text into over 50 languages.
- Cons:
- Requires an active internet connection for the best features.
- The interface feels a bit dated compared to newer apps.
4. ProWritingAid: Best for Long-Form Content Creators
If you write blog posts, stories, or long reports directly on your Android tablet or phone, ProWritingAid is a powerhouse. While its Android presence is primarily web-based or through integrations, its detailed reports help you eliminate clichés, repetitive words, and weak phrasing.
- Real-World Usage: Best for authors, freelance writers, and content creators who edit large blocks of text.
- Pros:
- Offers the most in-depth style reports available.
- Excellent for creative writing and improving vocabulary.
- Cons:
- Lacks a dedicated, native Android keyboard app (relies more on web browser usage or copy-pasting).
- Steeper learning curve for casual users.
5. Lumo (formerly Langua): Best Lightweight Option
Lumo is a modern, AI-driven writing assistant designed to help you communicate clearly without cluttering your phone. It focuses on clean typography and quick grammar fixes.
- Real-World Usage: Great for minimalists who want fast spell-checking without heavy keyboard bloatware.
- Pros:
- Fast and lightweight performance.
- Modern, minimalist design.
- Cons:
- Fewer advanced features compared to LanguageTool or SwiftKey.
- Still building its feature set for Android.
How to Set Up a New Grammar Keyboard on Android
If you choose an app like LanguageTool, SwiftKey, or Ginger, you will need to enable it as your default keyboard. Follow these simple steps:
- Download and install your chosen app (e.g., Microsoft SwiftKey on Google Play).
- Open the app on your Android device.
- Tap the prompt on the screen that says “Enable in Settings” or “Select Keyboard.”
- Toggle the switch next to the app’s name to grant permission.
- Choose the app as your Default Input Method when prompted.
- Open any app (like Gmail or Messages) to test your new grammar-checking keyboard!
Frequently Asked Questions (FAQ)
What is the best free alternative to Grammarly on Android?
Microsoft SwiftKey is the best completely free option because it includes AI-powered grammar suggestions, tone adjustments, and predictions without requiring a paid subscription.
Do these Android apps work offline?
Most advanced grammar checkers require an internet connection to process AI suggestions and deep style checks. However, basic keyboards like SwiftKey store your personal dictionary locally for offline predictive typing.
Are mobile grammar keyboards safe to use?
Yes, reputable apps from major developers like Microsoft or LanguageTool use secure encryption. However, always check app permissions to understand what data is being processed, especially regarding sensitive information like passwords.
Can I use these alternatives inside Microsoft Word or Google Docs on Android?
Apps that integrate as your system keyboard (such as LanguageTool or SwiftKey) will check your grammar inside Google Docs, Word, email, and social media apps automatically.
Is LanguageTool better than Grammarly for Android?
LanguageTool is often preferred by multilingual users and those looking for a more affordable premium tier, while Grammarly offers a slightly more polished native app interface.
Do I need a subscription to use these apps?
All the apps listed offer robust free tiers. Subscriptions are generally optional and only required if you want advanced style reports, unlimited length checks, or specialized vocabulary guides.