Side by side
Eustace vs Groundery
Both stand on ai fact-checking tools. Which one you can start free with, which one lets you read the code, and what each costs once you pay.
Free plan Web
Eustace organizes claim review around user approval, source inspection, and an exportable ledger. Its automated verdicts are intended to assist editorial judgment, not replace it.
Visit Eustace Free plan ExtensionWeb
Groundery combines live and recorded claim checking with source controls and links for review. Treat its AI results as informational aids, not definitive judgments, and note its retention terms before uploading material.
Visit GrounderyThe facts
| Eustace | Groundery | |
|---|---|---|
| Free plan | Yes | Yes |
| Open source | Not published | Not published |
| Runs on | Web | Extension, Web |
| Lowest paid plan | Pro: $180 a year | Pro: $599 a month |
| Plans published | 3 | 3 |
| Maker | Not published | Not published |
| Website | eustace.app | groundery.com |
| On ai fact-checking tools | #5 of 21 | #9 of 21 |
Eustace: what it does well
- Accepts text, URLs, PDFs, and Word files.
- Scanned PDFs receive automatic OCR.
- Users approve claims before verification.
- Markdown reports include citations and confidence.
- Free plan includes unlimited projects and documents.
What to know first
- Free plan allows 25 lifetime verifications.
- Pro includes 500 verifications per month.
- Automated verdicts can be wrong or outdated.
Groundery: what it does well
- Checks live, recorded, transcript, and text inputs.
- Source choices can be set for each session.
- Recorded claims include timestamps and shareable reports.
- Free plan includes 3 monthly hours.
What to know first
- Pro costs $599 a month.
- AI results may be inaccurate or incomplete.
- Backup copies may persist up to 30 days after deletion.
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