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Comparison · 2026
Dechecker vs Second Opinion Extension
Dechecker vs Second Opinion Extension: side-by-side comparison of pricing, ratings, and features on SoftwareVital (2026).
Feature lists share 0 overlapping items across the two listings.
free
Dechecker is an AI content detector that flags text likely written by ChatGPT, Claude, Gemini and other models, sentence by sentence.
VS
free
Second Opinion Extension is a free browser extension that fact-checks selected web text with Grok AI to flag inaccuracies and bias.
Side-by-side
| Attribute | Dechecker | Second Opinion Extension |
|---|---|---|
| Rating | — | — |
| Reviews | — | — |
| Pricing | free | free |
| Votes | 0 | 0 |
| Category | AI Checker | AI API |
Features checklist
| Feature | Dechecker | Second Opinion Extension |
|---|---|---|
| Instantly detects AI-generated content from various models (ChatGPT | ||
| GPT-4 | ||
| Claude | ||
| Gemini | ||
| LLaMa) | ||
| Helps make writing 3x more original and 2x more readable | ||
| Ensures content is trustworthy and human-like | ||
| Provides sentence-level AI detection | ||
| pinpointing exact AI-written parts | ||
| Supports multi-language detection | ||
| Offers rewriting suggestions for originality and humanization | ||
| Free to install and use | ||
| Easy to use with a simple right-click action | ||
| Provides quick fact-checks | ||
| Supports multiple browsers | ||
| Requires a Grok API key | ||
| which incurs token usage costs | ||
| Accuracy depends on Grok AI | ||
| so verification from multiple sources is still recommended |