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QuietKey vs Grammarly
Grammarly fixes your typed text. QuietKey transforms your voice into polished text from the start.
These solve different problems. Grammarly checks and fixes what you've already typed. QuietKey handles the input itself, you speak, it transcribes with AI accuracy, then rewrites into polished text. If you dictate, QuietKey is purpose-built for you.
Feature by feature
| Feature | QuietKey | Grammarly |
|---|---|---|
| Voice and AI | ||
| Voice-to-text engine | Whisper 99%+ | None |
| AI rewording | GPT-level | Premium |
| Tone adjustment | 1-Tap Presets | Detection only |
| Grammar checking | Via AI | Core feature |
| Translation | 20+ Languages | No |
| Hands-free features | ||
| Auto-dictation mode | Only QuietKey | No |
| Bluetooth push-to-talk | Only QuietKey | No |
| Hands-free send | Only QuietKey | No |
| Keyboard features | ||
| Full keyboard (IME) | ✓ | ✓ |
| Native autocorrect | Strong | None |
| Word predictions | ✓ | Basic |
| Swipe typing | ✓ | ✓ |
| Clipboard history | ✓ | No |
| Pricing | ||
| Cost | Free, or $12.99/mo | Free / $12 Premium |
Where they differ
Input vs. output
Grammarly focuses on output, checking and fixing text after you type it.
QuietKey focuses on input, getting your thoughts into text via voice, then polishing them automatically.
Voice capabilities
Grammarly has no voice-to-text. It's purely for written text.
QuietKey is built around voice. Whisper-powered 99%+ accuracy, automatic cleanup, and hands-free operation.
Grammar checking
Grammarly is the industry standard for grammar, spelling, and style checking.
QuietKey handles grammar via AI rewording, but doesn't offer dedicated grammar tools.
Keyboard quality
Grammarly Keyboard has minimal autocorrect and predictions, it's mainly a vehicle for grammar checking.
QuietKey is a full-featured keyboard with strong autocorrect, swipe typing, and predictions.
Which one is for you?
Choose QuietKey if
- You prefer speaking over typing
- You want AI to polish your dictation
- You need hands-free operation
- You want a full-featured keyboard
Choose Grammarly if
- You type manually (not dictate)
- Grammar accuracy is your priority
- You write professionally
- You use Grammarly on desktop too
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