Best 'Write Faster' Tools (AI + Grammar) [2025]

TL;DR — Our Top 3 writing acceleration tools

AI assistance + grammar + tone refinement

#2: Grammarly Premium — comprehensive grammar + tone
#3: Copy.ai — AI content generation at scale

Prefer a free starter? Start free with Grammarly.

Why you can trust this guide

We test with consistent scenarios and report what actually improves outcomes. See our editorial policy and review methodology. Disclosure: links may be affiliate.

Key criteria

Writing speed improvement
Grammar and style accuracy
AI suggestion quality

Pros

•Cut editing time by 50%+ with smart suggestions
•AI helps overcome writer's block
•Tone adjustment for different audiences

Cons

•AI-generated content needs human review
•Premium features behind paywalls
•Over-reliance can weaken writing skills

The Winners

1) QuillBot — best paraphrasing and rewriting

AI-powered paraphrasing and grammar in one. Great for repurposing content and improving clarity.

QuillBot

Rewrite smarter, not harder.

Try QuillBot

2) Grammarly Premium — most comprehensive grammar + tone

Industry-standard grammar checking with advanced tone suggestions and clarity improvements.

Grammarly Premium

Write with confidence.

Try Grammarly

3) Copy.ai — fastest AI content generation

Generate blog outlines, social posts, and marketing copy at scale. Best for high-volume content.

Copy.ai

AI-powered content at scale.

Try Copy.ai

Quick comparison

Try it Details

Frequently Asked Questions

Related Resources

Citations:

Source:

Grammarly AI Writing Guide

Source:

QuillBot Writing Tips

Disclosure: Some links on this page may be affiliate links. We may earn a commission if you make a purchase, at no additional cost to you. This supports our testing and content creation.