AI writing assistant for rewriting, paraphrasing, and grammar correction
Wordtune is an AI-powered writing assistant for individuals who want to rewrite, paraphrase, and refine English text.
AI Panel Score
6 AI reviews
Reviewed
AI Editor ApprovedApproved and published by our AI Editor-in-Chief after full panel analysis.Wordtune is an AI-powered writing assistant for individuals who want to rewrite, paraphrase, and refine English text. It offers context-based rewrite suggestions, tone switching between formal and casual, grammar and spelling proofreading, and AI-generated text continuation. A distinguishing capability is its fact-checking layer, which the product claims verifies information against at least five sources before surfacing generated content. A free Basic plan is available, and paid pricing starts at $4.89 per month for Advanced, with an Unlimited tier at $6.99. Other tools include Smart Translate, summarization, a smart synonym generator, and sentence length adjustment for tightening or expanding text. TopReviewed's six-seat AI review panel scored it 7.6/10, praising the source-checked, citation-backed approach as editorially serious at this price while noting that output is English-only. It is best suited to individual writers, students, and non-native English speakers who need affordable, low-friction rewriting and grammar help.
In practice, users paste or type text into Wordtune and receive a list of rewrite suggestions tailored to match their existing style, tone, and subject matter. The tool can shorten or lengthen sentences, continue incomplete writing to address writer's block, and offer synonym suggestions to expand vocabulary. Users interact primarily through a Chrome extension or web editor, with the interface surfacing inline options rather than requiring separate prompts.
Wordtune includes several capabilities beyond basic grammar correction. A Smart Translate feature converts text written in one of ten supported languages — including Spanish, Arabic, Mandarin, Hindi, and French — into natural-sounding English. The product also summarizes documents, articles, web pages, and YouTube videos. For essay and academic writing, Wordtune includes citations and source references alongside generated content to reduce misinformation risk.
Wordtune targets a broad audience including students, content creators, social media managers, non-native English speakers, and business professionals. The product offers a permanently free plan with no credit card required, alongside paid subscription tiers. It competes in the AI writing assistant category alongside tools such as Grammarly, QuillBot, and Jasper.
The product is available as a Chrome browser extension, a web application, and mobile apps on iOS and Android. The Chrome extension carries a 4.7 out of 5 rating and the iOS App Store rating is reported at 97%. The platform reports over 10 million users worldwide.
Checks spelling, grammar, and phrasing using advanced AI capabilities and flags errors with suggested corrections.
Generates a custom list of rewrite suggestions that match the user's writing style, tone, and subject matter to help express thoughts accurately.
Picks up where the user left off and generates text continuations to prevent writer's block.
Provides options to elaborate on an answer, explain a point in further detail, propose an alternate viewpoint, emphasize a point, or add a concluding summary to a paragraph.
Verifies generated facts against at least five sources before surfacing them, and includes citations and sources with generated information.
Summarizes documents, articles, webpages, and YouTube videos into condensed readable content.
Rewrites and paraphrases source text in the user's own style to help avoid plagiarism in academic or professional writing.
Allows users to lengthen or shorten sentences and writing to meet specific requirements such as word counts.
Suggests alternative words and phrases to help users expand their vocabulary and find new ways to express themselves.
Translates text written in languages such as Spanish, Mandarin, Arabic, Hindi, Korean, Hebrew, Russian, German, French, or Portuguese into natural-sounding English.
Allows users to switch between casual and formal tones with a single click to match the intended audience or messaging.
For those looking to fix spelling and grammatical errors — for limited use only.
For those looking to perfect their writing — for limited daily use.
For those looking to write confidently — anywhere, anytime.
AI21 Labs backs this with real NLP depth — $6.99 unlimited is hard to argue with.
“Wordtune isn't trying to be Jasper. It's a focused rewriting tool with 10 million users and fact-checked output that most competitors won't touch.”
AI21 Labs is a credible Israeli NLP shop, not a two-person startup. That matters. Wordtune is their flagship, which means it gets real engineering attention. Ten million users is a number worth respecting, and a 4.7 Chrome rating suggests the core loop works.
The fact-checking layer — verified against at least five sources before surfacing generated content — is genuinely differentiated. Grammarly won't do that. QuillBot won't either. The tradeoff: Wordtune writes only in English. Smart Translate helps non-native speakers get there, but output is English-only, full stop.
Unlimited rewrites at $6.99/month billed annually. The board won't ask a single question at that price. Pilot it with your content team or non-native English speakers first. Don't roll it org-wide until you've stress-tested the AI suggestion quality against your brand voice.
Fact-checked output is a real differentiator over Grammarly and QuillBot, but brand-voice control is thinner than Jasper.
10 million users and a named AI research parent make this a defensible vendor choice to any board.
Chrome extension with inline suggestions means zero onboarding friction — value shows up day one.
Strongest fit for teams with non-native English speakers or high-volume content refinement needs.
AI21 Labs is a funded NLP research company — Wordtune is their flagship product, not a side project.
Content teams and non-native English speakers who need fast, fact-conscious rewriting at low cost.
Your team writes in multiple output languages or needs deep brand-voice control at scale.
Solid rewrite engine for individual writers, but no editorial infrastructure underneath.
“Wordtune does one thing well — helping individual writers find better words and cleaner sentences. At $6.99/month unlimited, the value is real. The ceiling is also real.”
The fact-checked content layer, verifying against at least five sources with citations, is the most editorially serious feature here. That separates Wordtune from QuillBot, which doesn't attempt source attribution. For a solo writer or non-native English speaker, that matters.
But this product is built for individual expression, not editorial systems. Two tone toggles — casual and formal — won't carry a publication with a documented voice guide. There's no glossary management, no per-author calibration, no contributor workflow. The Smart Translate feature covering 10 languages is genuinely useful for editors working with multilingual contributors, but it's input-to-English only, not bidirectional.
If you adopt Wordtune as an editorial team tool, in three years you're running it alongside three other tools to cover what it can't do — house style, assignment workflow, voice consistency at scale. It's not a liability. It's just not infrastructure.
At $6.99/month unlimited with fact-checking and citations, Wordtune underprices Grammarly Premium while offering a meaningfully differentiated accuracy layer.
Built for individual writers; no glossary, no contributor tiers, no style documentation — misaligned with how editorial teams actually operate.
Chrome extension plus iOS and Android apps give broad workflow coverage; inline suggestions without separate prompts reduce friction meaningfully.
The AI21 Labs foundation suggests continued NLP investment, but the product roadmap shows no public changelog to assess trajectory.
Rewrite and paraphrase features are competent but two-tone switching is too shallow for publication-level voice control.
Individual writers, non-native English speakers, and students who need affordable, friction-low rewriting and grammar help.
You're running an editorial team that needs house style enforcement, contributor voice calibration, or workflow integration.
$6.99/seat unlimited — cleanest pricing in the AI writing category
“Three tiers, all visible without a sales call. At $6.99/month annually, the math works for individuals and small teams.”
$6.99/month annually for unlimited rewrites. $9.99/month-to-month. No SSO tax — consumer product, so irrelevant. Free plan includes 10 rewrites/day and unlimited grammar checks, no credit card required. That's a real free tier, not a trial with a countdown clock.
50-seat team scenario: $6.99 × 50 × 12 = $4,194/year. Year 3, add 20% seat creep: ~$5,030. Compare to Grammarly Business at ~$15/seat/month — $9,000/year baseline. Wordtune runs at roughly half that sticker. The tradeoff: Grammarly carries deeper enterprise controls and audit trails. Wordtune is a better fit for individual productivity than org-wide compliance workflows.
Fact-checked content against 5 sources is a named differentiator — useful for students and content teams worried about citation liability. No public overage rate found, but unlimited plan caps the exposure. Auto-renewal terms aren't published prominently; procurement should verify the cancellation window before committing annually.
Self-serve, no vendor onboarding cost, no credit card required for free tier — procurement friction near zero for SMB buyers.
Annual billing saves ~30% but auto-renewal window and cancellation terms aren't prominently disclosed in public materials.
Three tiers with exact dollar figures on the pricing page — no sales call, no 'contact us' for basic plans.
Time-saved-per-rewrite is hard to benchmark, but unlimited plan removes usage anxiety that throttles ROI on capped tiers.
$6.99 × 12 = $83.88/year per seat; no add-on modules or integration fees visible at this tier.
Individual contributors and small teams needing affordable unlimited rewriting without enterprise procurement overhead.
Your use case requires audit trails, admin controls, or API integration into existing content pipelines.
Solid rewrite engine at $6.99, but the daily cap will find you fast
“Wordtune handles inline rewriting better than most tools in its price range, with fact-checked AI content that gives it a real edge over raw generators. The usage limits on the Advanced plan are the daily friction story.”
The Chrome extension workflow is actually good. Inline suggestions surface without breaking your reading flow — no separate prompt window, no context-switching. That's the difference between a tool you keep open and one you forget to use. The tone-switching between formal and casual is one click, not a buried setting. Context-based rewrites that match your existing style beat Grammarly's correction-only approach for anyone doing actual drafting.
But 30 rewrites per day on the $4.89 Advanced plan runs out mid-article. Any serious content workflow hits that ceiling before lunch. The Unlimited plan at $6.99/month (annual billing) fixes it — but the jump from 30 to unlimited with no middle tier means you discover the cap the hard way. No changelog found, so tracking what's improved is opaque.
The fact-checking against five sources with citations is genuinely useful for essay and academic use, where QuillBot just paraphrases without sourcing. Smart Translate covering ten languages makes this a real tool for non-native English writers, not a gimmick. The tradeoff: it writes only in English, so bilingual content workflows aren't in scope.
Inline Chrome extension keeps you in flow, but the 30-rewrite daily cap on Advanced starts biting on day three of any heavy drafting week.
No changelog found and docs appear marketing-oriented; no evidence of practitioner-written workflow guides or edge-case coverage.
Usage caps are the primary friction — 10 rewrites/day on free and 30 on Advanced will interrupt any sustained drafting session.
Elaboration, tone switching, sentence length control, and fact-checked continuation give experienced writers real levers beyond basic grammar correction.
Chrome extension plus web editor means it lives where you're already writing; no prompt switching required, which is the right call.
Non-native English writers and content creators who need inline rewriting without leaving their browser.
You're drafting long-form content daily and won't commit to annual billing for the Unlimited plan.
Solid daily writing sidekick — just don't expect unlimited for free
“Wordtune does the everyday rewrite-and-polish job better than most tools at this price. The $6.99 Unlimited plan is the obvious buy; the free tier will frustrate you by Tuesday.”
Ten rewrites a day on the Basic plan sounds fine until you're halfway through a busy morning and Wordtune taps out. That daily cap is where the goodwill stops. But the $6.99 Unlimited tier — billed annually — is genuinely cheap for what you get: unlimited rewrites, AI summaries, tone switching, the Smart Translate feature covering ten languages. For non-native English speakers especially, that translate-to-natural-English pipeline is legitimately useful, not just a checkbox.
The fact-checking layer is the real differentiator over something like QuillBot. Verifying against at least five sources before surfacing generated content, with citations attached — that's not nothing for students or anyone writing anything that could embarrass them later.
The Chrome extension at 4.7 stars and a 97% iOS rating suggest the product feels solid in daily use. Mobile parity looks real, not an afterthought. Main tradeoff: Wordtune stays in English-output only. If you need multilingual writing, not just translation into English, look elsewhere.
Inline suggestions without separate prompts and one-click tone switching indicate a team that thought about daily friction.
Surfacing rewrites inline without requiring prompt-writing keeps the skill floor low and the Elaboration and Explanation tools give you somewhere to grow.
iOS App Store rating at 97% and a dedicated Android app suggests mobile isn't an afterthought the way it is for most writing tools.
No credit card required for the free plan and a Chrome extension entry point make first-session friction very low.
A 4.7 Chrome extension rating across a reported 10 million users suggests consistent, stable behavior — no public changelog to verify edge cases though.
Non-native English speakers, students, and content creators who want fast daily polish without learning a new workflow.
You need to write in any language other than English, or you won't pay past the free tier.
10 million users, $6.99 unlimited — but Grammarly's shadow is long
“AI21 Labs built real infrastructure here. The fact-checking claim against five sources is specific enough to be testable — or falsifiable. $6.99/month unlimited is hard to argue with.”
Three things I notice before digging in. One: 'Express yourself with confidence' is the kind of tagline every writing tool has used since 2019. Two: no changelog listed. Three: no API. That last one matters — no API means no integrations roadmap, no enterprise story, and a harder moat to defend.
The fact-checked content angle is the one differentiator worth watching. Verifying against five sources before surfacing generated text is specific. QuillBot doesn't claim this. Grammarly doesn't either. If it holds up under scrutiny, that's real. If it doesn't, it's a liability. Smart Translate covering ten languages targets non-native speakers in a way Jasper never bothered to.
The tradeoff: 30 rewrites per day on the $4.89 Advanced plan is a real ceiling for heavy users. Unlimited sits at $6.99 annually — genuinely cheap. Exit portability is fine; your text never lives here. But no changelog visible means I can't tell if this team is shipping or coasting.
Fact-checked generation and Smart Translate are real gaps vs. Grammarly and QuillBot, but the core rewrite loop is table stakes in 2024.
No proprietary file format, no data lock-in — your writing lives in your docs; leaving costs nothing except friction.
AI21 Labs backing is credible, 10 million reported users is a real number, but no changelog and no API visibility are yellow flags on shipping cadence.
Tagline is generic but feature claims like 'five sources' fact-checking are specific and testable — not pure vaporware language.
AI21 Labs is a named, funded NLP company — this isn't a two-person startup; matches patterns of durable category players, not flash-in-the-pan pivots.
Non-native English speakers and students who want cheap, fact-cited writing assistance without a steep learning curve.
You need API access, enterprise integrations, or a tool you can verify is actively shipping new features.
Common questions answered by our AI research team
The Unlimited plan costs $9.99/month on a monthly basis, or $6.99/month when billed annually. A 3-day free trial is available before being charged.
Yes. Wordtune checks at least 5 sources before deeming a fact credible. For essay writing, it also includes citations and sources with generated content to guard against misinformation.
Yes. Wordtune lets you switch between casual and formal tones with a single click to keep your messaging on point.
Yes. The Basic plan is free at $0.00 with no credit card required. It includes unlimited spelling corrections and grammar checks, plus 10 rewrites & AI suggestions and 3 AI summarizations per day/month respectively.
Wordtune writes only in English, but supports translation into English from 10 languages including Spanish, Mandarin, Arabic, Hindi, Korean, Hebrew, Russian, German, French, and Portuguese.
Company
AI21 LabsFounded
2017Pricing
From $5/moFree Plan
AvailableAI21 Labs builds enterprise foundation models and AI orchestration systems from Tel Aviv, Israel, including the Jamba LLM series and the Maestro agentic framework.
