18 other writing tools listed on this site share a category with QuillBot. They are ordered by how many categories they share and then by upvotes here — that is an ordering, not a verdict. We have not tested any of them, and there is no score on this page.
Back to the QuillBot listing| Tool | Pricing | Open source | Upvotes here |
|---|---|---|---|
| Rezi | Freemium | No | 39 |
| Lex | Freemium | No | 37 |
| Claude | Freemium | No | 35 |
| Grammarly | Freemium | No | 35 |
| Frase | Subscription | No | 34 |
| SciSpace | Freemium | No | 34 |
| Speak | Subscription | No | 31 |
| Jasper | Subscription | No | 26 |
| Khanmigo | Freemium | No | 26 |
| Writesonic | Freemium | No | 22 |
| Synthesia | Freemium | No | 20 |
| Content True | Freemium | No | 19 |
| Kickresume | Freemium | No | 18 |
| Sudowrite | Subscription | No | 14 |
| Elicit | Freemium | No | 12 |
| Wordtune | Freemium | No | 11 |
| ChatGPT | Freemium | No | 10 |
| NotebookLM | Freemium | No | 10 |
ATS-focused AI resume and cover letter builder
Rezi drafts and formats resumes with an emphasis on passing applicant tracking systems, scoring content against common screening criteria and rewriting bullet points into measurable achievements.
Freemium · Shares 2 categories with QuillBot
Word processor with AI feedback for serious writers
Lex is a clean document editor aimed at people who write prose rather than marketing copy. It offers inline drafting help, but its distinctive feature is structured feedback: you can ask for a critique of an argument, cl…
Freemium · Shares 2 categories with QuillBot
Anthropic's assistant for writing, analysis and code
Claude is Anthropic's AI assistant, available on the web, desktop, mobile and through an API. It handles long documents, structured analysis, writing and software development, and can use tools, browse connected data sou…
Freemium · Shares 2 categories with QuillBot
Writing assistance that follows you across apps
Grammarly checks grammar, spelling, clarity and tone as you write in the browser, desktop apps, email clients and mobile keyboards.
Freemium · Shares 2 categories with QuillBot
Research, brief and optimise SEO content in one place
Frase pulls the top results for a query, extracts headings and questions, and turns them into a content brief you can write against with a live optimisation score.
Subscription · Shares 2 categories with QuillBot
Read, search and question research papers with AI
SciSpace searches a large corpus of academic literature and lets you ask questions of a specific paper, with explanations of dense passages, maths and tables.
Freemium · Shares 2 categories with QuillBot
Speaking-first language practice with AI feedback
Speak focuses on spoken fluency: lessons require you to talk, and speech recognition gives feedback on pronunciation and phrasing rather than testing multiple choice.
Subscription · Shares 2 categories with QuillBot
Marketing AI for brand-consistent campaign content
Jasper generates marketing copy, campaigns and assets while staying inside a brand's tone, style rules and product knowledge.
Subscription · Shares 2 categories with QuillBot
Khan Academy's AI tutor and teaching assistant
Khanmigo is a tutor built by the nonprofit Khan Academy that guides students towards answers with questions instead of simply solving problems for them.
Freemium · Shares 2 categories with QuillBot
Content and AI-search visibility platform for marketers
Writesonic combines AI writing with tracking of how a brand appears in AI search. It drafts and optimises articles, landing pages and ads, then monitors mentions and citations across assistants such as ChatGPT and Perple…
Freemium · Shares 2 categories with QuillBot
Studio-free video with AI avatars in 140+ languages
Synthesia turns a script into a presenter-led video using stock or custom AI avatars, with voiceover in a large range of languages.
Freemium · Shares 2 categories with QuillBot
Free detector for AI-generated text
Content True checks whether a passage was likely produced by a language model such as ChatGPT or Gemini, returning a confidence score and highlighting the sections that drove it.
Freemium · Shares 2 categories with QuillBot
Resume and cover letter builder with AI drafting
Kickresume offers recruiter-reviewed templates plus an AI writer that drafts summaries and experience bullets from a job title, alongside a website version of your resume.
Freemium · Shares 2 categories with QuillBot
AI writing partner built for fiction and novels
Sudowrite is designed for novelists rather than marketers, with tools for brainstorming plot, describing scenes, expanding sparse drafts and keeping characters consistent across a long manuscript.
Subscription · Shares 2 categories with QuillBot
AI research assistant for academic literature
Elicit searches a corpus of over one hundred million papers, extracts findings into comparison tables and summarises what a body of research collectively says about a question.
Freemium · Shares 2 categories with QuillBot
Rewrite and refine sentences as you draft
Wordtune focuses on rewriting: highlight a sentence and it offers alternative phrasings that are more formal, more casual, shorter or longer.
Freemium · Shares 2 categories with QuillBot
OpenAI's general-purpose conversational assistant
ChatGPT is OpenAI's assistant for conversation, research, writing, data analysis and coding. It combines web search, file and image understanding, image generation and a growing set of connected tools in one interface, w…
Freemium · Shares 2 categories with QuillBot
Research assistant grounded in your own sources
NotebookLM from Google answers questions only from documents, links and media you upload, citing the exact passage behind each claim, which makes it useful when hallucination is the main risk.
Freemium · Shares 2 categories with QuillBot
This site holds four things about each of these products that are worth comparing before you open any of them, and none of them is an opinion. The pricing model above is the one recorded on the listing — a product marked Contact for pricing will cost you a sales call before it costs you anything else. The open-source column decides whether leaving later is a migration or an export. The shared-category count is how close the overlap with QuillBot actually is: a tool sharing three categories is doing roughly the same job, one sharing a single category may only touch the same part of it. Upvotes are votes cast here by people with accounts, and they say what this site’s readers picked, not what is best for you.
What we do not hold is a test. Nobody here has run these products side by side, so the last step is yours: open two of them and give each one the job you actually have.