Every score is worked out from the vendor's own pages · How we score →Disclosure
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Smodin Review

Smodin is an AI detector and humanizer that detects AI-written text, names the model it suspects and rewrites flagged passages to read as human. There is no free plan or trial, and bulk document scanning is reserved for paid plans.

Visit Smodin →From $13.13/mo

Research-based review. Features and prices are checked on the vendor's own website, and the score is worked out from those facts. We haven't tested it hands-on yet.

The verdict

Worth paying for if you need to detect and rewrite AI text at scale across many documents, but there is no free plan or trial to test it first.

Pros

  • Smodin bundles an AI essay writer, plagiarism checker, and AI humanizer into one subscription, eliminating the need for multiple separate tools.
  • The platform supports over 100 languages with depth that goes beyond the thin multilingual wrappers common in competing tools.
  • Native plagiarism checker is built in rather than relying on a third-party integration, keeping the workflow inside one platform.
  • The AI Grader feature allows users to evaluate their own content before submission, which is a genuinely unusual and useful differentiator.
  • A Chrome Extension brings the Smodin workspace directly into Google Docs for a more seamless writing experience.
  • The feature set spans long-form essays, short-form ad copy, paraphrasing, summarization, translation and auto citations.

Cons

  • The AI humanizer feature is described as having a short half-life, likely to become unreliable as AI detection tools continue to improve.
  • There is no WordPress integration, which is a meaningful gap for bloggers and content teams who publish directly to CMS platforms.
  • No Zapier integration limits workflow automation options for teams that rely on connected tools.
  • The feature list may be too long, raising concerns that the product spreads itself thin rather than excelling in any single area.
  • API access is restricted to the Premium plan, limiting flexibility for developers or teams on lower tiers.
From $13.13/moFree plan NoFree trial No
7.2/10

Spec Score

Smodin against 5 AI detectors and humanizers
#2
of 5 AI detectors and humanizers
+1.6
vs the average
100%
from published facts
Ahead of other AI detectors and humanizers
Detecting AI text+4.3Rewriting+2.8
Behind other AI detectors and humanizers
Pricing-1.4
Every criterion
Tap a row for the facts
Detecting AI text9.0
+4.3 vs 4.7 avg27 of 30 points
Detects AI-written textyes3 / 3
Marks which sentences look AI-writtenyes2 / 2
AI models it nameschatgptgptclaudegeminillama2 / 2
Scans uploaded filesyes1 / 1
Scans many documents at onceyes1 / 1
Shows a person wrote itno0 / 1
Why these numbers

Marks which sentences look AI-written: Also stated on the Chrome extension page: 'Smodin will show you exactly that and highlight any spots that might be AI.'

Scans many documents at once: Premium plan only ('Bulk Processing' row in the plan comparison; not on Starter).

Shows a person wrote it: No writing-replay, typing-history or authorship-certificate feature found; checked detector, humanizer and writer pages.

Rewriting10.0
+2.8 vs 7.2 avg25 of 25 points
Rewrites AI text to read as humanyes4 / 4
Paraphrases your textyes2 / 2
Fixes spelling and grammaryes2 / 2
Checks for plagiarismyes2 / 2
Why these numbers

Paraphrases your text: Dedicated 'Free English Rewriter and Spinner' / 'Text Rewriter' tool, also listed on pricing.

Checks for plagiarism: Listed as Standard on Starter plan, Advanced on Premium plan in the pricing comparison table.

Pricing5.0
-1.4 vs 6.4 avg12.5 of 25 points
Monthly price, cheapest paid plan$13.13/mo5 / 6
Free planno0 / 3
Free trial0 days0 / 1
Why these numbers

Monthly price, cheapest paid plan: Plan: Starter. Read: Chrome screenshot; Monthly / Annual toggle loads on Annual (20% off). Switched to Monthly; the page then priced in CAD (a currency picker sits beside the toggle). Starter $17.99 CAD /mo billed monthly, Premium $27.99 CAD /mo. Monthly taken..

Free plan: Only Starter and Premium paid plans in the comparison table; cheapest is $12.99/mo (get-started page). The detector page has an unauthenticated 'Quick Scan' box (1000 characters minimum) but no stated ongoing free allowance. Checked pricing, get-started, help/FAQ.

Free trial: Get-started flow bills immediately, no trial. An app UI string 'Get started with our free trial' exists in the site's data bundle but no day-count or plan tied to it was found on pricing/get-started/help.

Where it works3.0
-0.2 vs 3.2 avg3 of 10 points
Browser extensionchrome3 / 3
Word and Google Docs add-insnone0 / 4
Canvas, Moodle and Google Classroomnone0 / 3
Why these numbers

Browser extension: Checked for Edge/Firefox/Safari extensions; none found or linked from the vendor's site.

Word and Google Docs add-ins: Only the browser extension reaches Gmail/Docs/Notion; no dedicated Word, Outlook, Google Docs, Overleaf or Slack add-in/add-on was found or linked.

Canvas, Moodle and Google Classroom: No Canvas/Moodle/Blackboard/Google Classroom/Brightspace integration found; checked sitemap, detector and pricing pages.

Teams and trust5.0
-0.2 vs 5.2 avg5 of 10 points
APIyes3 / 3
SOC 2no0 / 3
Team planno0 / 2
GDPRyes2 / 2
Why these numbers

SOC 2: No dedicated trust/security page exists; checked privacy policy and terms of service for 'SOC 2', not found.

Team plan: Only Starter and Premium individual plans in the comparison table; no seats, shared workspace or admin controls found. Checked pricing and sitemap for team/business/enterprise pages.

GDPR: Privacy policy has a dedicated GDPR rights section.

yesnonot published average for AI detectors and humanizers
How the Spec Score works

Scored from what Smodin publishes on its own site. Not a hands-on test.

Compared with 5 AI detectors and humanizers. Facts checked 15 Sep 2026.

A fact the vendor does not publish gets half the points, or the typical value for a number, and says so. It never counts as a no. How we score.

Smodin is a product that's genuinely trying to be five things at once, and mostly pulling it off, with some real caveats buried in the details.

Smodin homepage screenshot
Smodin, Homepage

Founded in 2021 and based in Las Vegas, Smodin targets students, bloggers, and content teams who want writing help, plagiarism detection, and AI humanization without paying for three separate subscriptions. Whether that bundled approach actually works is worth unpacking.

What is Smodin?

Smodin pitches itself as an all-in-one writing platform. The core offer is an AI essay writer combined with a plagiarism checker and an AI humanizer, all sitting inside the same workspace. That's the short version of what they sell.

The longer version includes a paraphraser, a text summarizer, a multi-language translator, an AI grader, auto citation tools, and something they call the Omni chatbot. The tool supports over 100 languages, which is one of the more honest differentiators. Most competing tools in this space are effectively English-first with thin multilingual wrappers. Smodin's language support seems to go deeper, though test specific language pairs before calling it reliable.

The Chrome Extension brings the workspace into Google Docs. API access is available, extended on the Premium plan. No WordPress integration. No Zapier. Those gaps matter, and we'll get to them.

Smodin Features: What You Actually Get

Smodin features screenshot
Smodin, Features

The feature list is long. Maybe too long. Smodin covers long-form writing for essays and research drafts. It handles short-form copy for ads and pitch decks. Paraphrasing and rewriting are both built in. The plagiarism checker is native, not a third-party bolt-on.

The AI humanizer is the feature that keeps coming up in user discussions. The promise is that it rewrites AI-generated text to bypass AI detection tools. That's an arms race, and the humanizer works until it doesn't. As detection tools get better, this feature has a short half-life. Users who need this today should re-evaluate in six months.

The AI Grader is the most unusual feature on the roster. It grades your own content before you submit it, which is useful for students who aren't sure if their essay meets the standard. User commentary on how accurate the grading is runs thin, so test it on your own work.

Bulk processing and custom AI templates are locked to the Premium plan at $16/month. The Chrome Extension is also Premium-only. A one-off unauthenticated Quick Scan lets you test the detector before you pay, but there's no ongoing free plan.

Smodin AI Output Quality: Is It Good Enough?

Smodin runs on a proprietary model, not GPT-4 or Claude. That's a deliberate choice, and it comes with trade-offs.

Essays, summaries, paraphrased passages.

Is Smodin Easy to Use?

The interface is web-based, no download required. That's fine. Most tools in this category work that way now.

Smodin lists ten-plus features on the homepage. Getting to the specific tool you need requires a bit of hunting, especially on first use. Not a dealbreaker. But not great either.

The Chrome Extension, when you unlock it on Premium, brings things closer to where the work actually happens. Google Docs integration is the practical use case there. For students writing in Docs, that's probably the most useful access point on the whole platform.

The help center is described as basic. Expect to figure most of it out yourself.

Smodin Pricing: Is It Worth the Cost?

Smodin pricing screenshot
Smodin, Pricing

Three tiers. Starter at $10/month billed annually. Premium at $16/month.

For what's on offer, $16/month is not unreasonable. The problem is what's locked where. The Chrome Extension, bulk processing, custom templates, and 24/7 priority email support all require Premium. That's a lot of features concentrated at the top tier for what amounts to a $6 jump.

The pricing page lists no enterprise plans, seats-based pricing, or team tiers. That's a ceiling. Content teams that grow past a handful of users have nowhere to go except the API. The refund policy is not published, which is an avoidable transparency problem.

QuillBot, which is the most direct comparison, runs at a similar price point. Jasper AI costs significantly more but is built for teams. Koala AI is worth a look for content creators and SEOs who mostly need long-form articles and don't need the humanizer or plagiarism checker.

Smodin vs QuillBot: Which Is Better?

QuillBot wins on paraphrasing. That's been its core function since launch, and it's had years to refine it. Smodin's paraphrasing is competent but not best-in-class.

Smodin wins on breadth. QuillBot doesn't have a built-in plagiarism checker, an AI humanizer, and an essay writer in one place. If you're a student who needs all three, paying for QuillBot plus a separate plagiarism tool is more expensive than Smodin Premium.

The honest comparison: QuillBot is a sharper tool for one job. Smodin is a blunter tool for five jobs. Which one you want depends on what you're actually doing. For students who live inside a writing workflow that needs detection, humanization, and paraphrasing in one place, Smodin has a real argument.

One genuine differentiator is that Smodin's multilingual support is a genuine edge over QuillBot for non-English users. If you're writing in French, Spanish, or a less common language, the language coverage matters.

Who Should Use Smodin? (And Who Shouldn't)

Students writing essays in multiple languages. That's the clearest fit. The combination of AI writing, auto citation, AI grading, and plagiarism checking is built around that workflow.

Bloggers who want a light content toolkit without paying Jasper prices. Smodin handles basic SEO-aware copy and drafting well enough for that. Not a power tool. Functional.

Content teams at scale should look elsewhere. The lack of team pricing, the absent CMS integrations, and no Zapier support mean Smodin doesn't fit into a professional content operation cleanly. Jasper AI is the more obvious move for teams that need brand voice, collaboration, and integrations baked in.

Anyone who needs image generation won't find it here. Smodin doesn't do it.

Smodin Review Verdict

Smodin is a crowded platform trying to solve a real problem. The bundled approach makes sense for its core audience, students and solo content creators who don't want multiple subscriptions. The pricing is accessible. The multilingual support is genuine. The AI humanizer is useful right now, even if its long-term reliability is questionable.

The weak spots are real. Support documentation is thin and enterprise options don't exist. The refund policy being invisible isn't a small thing.

We've seen worse tools charge more and get more attention. Smodin at $16/month, for the specific user who needs what it bundles, is fair value. For everyone else, there are sharper options.

Frequently Asked Questions

Is Smodin free to use?

Yes, there's a free plan. It gives you access to the core tools with limits on usage and output quality. Most of the features worth using regularly, including the Chrome Extension and bulk processing, require the Premium plan at $16/month.

Does Smodin work for professional content teams?

Not really, at least not at scale. There's no team pricing, no CMS integration, and no Zapier connection. The API is available and could fill some gaps for technical teams, but there's no built-in workflow for collaborative content operations. It's built for individuals.

How does Smodin's AI humanizer actually work?

It rewrites AI-generated text with the goal of making it less detectable by AI content detectors. We don't know the specifics of the method since Smodin hasn't published technical details. AI detection tools are improving constantly, so treat this feature as useful now and unpredictable later.

Smodin is featured in

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