Side by side
Rytr vs Smodin AI Detector
Both stand on writing assistants software. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan APIExtensionWeb
Rytr combines short-form writing tools with tone matching, plagiarism checks and an API. The free plan has a monthly character cap; paid plans start at $7.50 a month.
Visit Rytr
Free plan ExtensionWeb
Smodin AI Detector offers multiple report indicators, broad language coverage, and a browser extension. Its results are not definitive: Smodin warns of false positives and says the checker does not verify hidden watermark keys.
Visit Smodin AI DetectorThe facts
| Rytr | Smodin AI Detector | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | API, Extension, Web | Extension, Web |
| Lowest paid plan | Unlimited: $7.50 a month | Starter: $10 a month |
| Plans published | 3 | 2 |
| Maker | Not published | Not published |
| Website | rytr.me | smodin.io |
| On writing assistants software | #13 of 26 | #17 of 26 |
Rytr: what it does well
- More than 40 content use cases and templates.
- Custom tones can be made from a writing sample.
- Copyscape-powered plagiarism checks work in 30+ languages.
- Chrome extension works across apps and social media.
What to know first
- Free plan is limited to 10K characters monthly.
- Unlimited includes one tone match.
- Premium costs $24.16 a month.
Smodin AI Detector: what it does well
- Supports more than 100 languages.
- Reports include sentence-level details and confidence indicators.
- Accepts TXT, DOC, DOCX, and PDF files.
- Chrome extension supports Gmail, Google Docs, and Notion.
What to know first
- Scans require at least 1,000 characters.
- Human writing can be incorrectly labeled as AI-generated.
- Does not cryptographically verify hidden watermark keys.
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