Competitor Analysis

Rewrite your text without leaving the page you are typing on

Professional tone for the email, brutal honesty for the group chat. Neither should need a separate tab open.

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Text Pert, Grammarly, QuillBot
23 August 2026|Spark|Edited by Spark|2 competitors|1 min read

Feature comparison

FeatureTextPertGrammarlyQuillBot
Starting priceFreeFreeFree
Free tier
Documentation
Direct supportContact formEmailEmail
MCP tools
Chrome extension
User friendliness● Limited● Limited
Feature richnessAbsolute beastRichDoes what it says
Additional features4 sass levelsGrammar correctionAI writing assistant

Key Insights

The paid rewriting tools live in a sidebar or a separate app. TextPert works from the right click menu on the text you already have selected.

The short version

All three fix or rewrite text, aimed at different jobs. TextPert works inline through the right click menu. Covers a wide range from a professional rewrite to a deliberately savage one, which the other two do not attempt. Grammarly is the everyday grammar and tone checker most people already have installed, strong on correctness and consistency. QuillBot leans into paraphrasing and summarising longer passages rather than one off rewrites of a sentence or a short reply. For a quick edit on a comment or a message, a dedicated writing app built around essays is more machinery than the job needs.

What actually separates them

The difference is reach and tone. TextPert runs from the context menu on any editable text field, so a rewrite happens where you are typing rather than in a separate panel. It offers tones from professional to intentionally savage that a grammar checker will not produce. Grammarly focuses on correctness and a consistent professional voice across everything it touches. QuillBot is built around paraphrasing whole paragraphs, which suits an essay or a report far more than a one line reply typed in a hurry.

What you get free

All three have a free tier. TextPert's free tier covers the everyday rewrites rather than gating the tones behind a paywall. Grammarly's free plan handles basic grammar and reserves tone and clarity suggestions for premium. QuillBot limits the paraphrasing modes and word count on the free plan.

Strengths and weaknesses

Best overall
TextPertAutocorrect on steroids
Overall score
User friendlinessAbsolute beastFree tierright click rewritewide tone rangebrowser extensionquick setup
4 sass levelsNo assistant toolingbrowser only
Best docs
Grammarly
Overall score
Grammar correctionGrammar and tone checkingbrowser extensionhuge user base
Limited user friendlinessFeature richness: RichNarrower tone rangepriced for premium features
Best in browser
QuillBot
Overall score
AI writing assistantParaphrasing and summarisingbrowser extensioncitation tools
Limited user friendlinessFeature richness: Does what it saysBuilt for paragraphsnot quick replies
Visit Text Pert

Verdict

Text Pert

Autocorrect on steroids

Overall winner

TextPert wins for someone who wants text rewritten inline, from a professional pass to a savage one, without a subscription.

Who should pick what

Someone who wants a quick inline rewrite, from professional to savage, without opening another tab should install TextPert. A person who wants steady grammar and tone checking across everything they write should stick with Grammarly. Someone paraphrasing essays or long form writing should use QuillBot.