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Head to head · 2026

AI Detector by Buildly vs Dechecker

Pricing, free plans, ratings, features, pros and cons, side by side. Where one comes out ahead, we mark it.

AI Detector by Buildly

Free AI text detection with sentence-level highlighting, in a category that does not work

2.5Free

Visit AI Detector by Buildly (opens AI Detector by Buildly in a new tab)

Dechecker

Sentence-level AI detection across ChatGPT, Claude and Gemini output, paired with one-click humanization rewrites

3.7Free

Visit Dechecker (opens Dechecker in a new tab)

Who comes out ahead

Based only on the facts in our directory. The right pick still depends on the job you need done.

  • Lower starting price

    Not comparable

    Not comparable: AI Detector by Buildly does not list a price

  • Free plan

    Tie

    Both have one

  • Higher rating

    Dechecker

    2.5 against 3.7

  • Same job?

    Yes

    Both are Writing tools

Side by side

Compared onAI Detector by BuildlyDechecker
Our rating2.53.7Better
Starts atFreeFree
Free planYesYes
CategoryWritingWriting
PlansFreeFree
Key features
  • Sentence-level highlighting rather than a single score
  • Calibrated confidence scores
  • Detects partially AI-written passages in mixed text
  • 10,000 characters per scan with no account
  • Browser extension and free API at 1,000 requests a day
  • Sentence-level AI detection across ChatGPT, Claude and Gemini output
  • One-click humanization rewrite suggestions
  • Bulk file upload and batch analysis
  • Downloadable detection reports
  • Privacy-focused processing without data storage
Pros
  • Sentence-level output shows where a judgement came from
  • Genuinely free with a generous API allowance and no account needed
  • Specific privacy statement: not stored, not shared, not used for training
  • Sentence-level flagging is more actionable than one whole-document score
  • No data storage is a real privacy plus for unpublished drafts
  • Batch analysis supports real editorial workflows, not just one-off checks
Cons
  • AI text detection is not reliable enough for consequential decisions
  • 99.2% accuracy is not a figure any detector has demonstrated in the wild
  • False positives fall hardest on non-native English writers
  • AI detectors carry real false-positive/false-negative rates industry-wide
  • Known to misflag non-native English writing more often
  • Free tier limited to 5 daily checks for guests
CompanyBuildly LLCDechecker

Prices come from each vendor's pricing page, last checked 20260824. Check the vendor before you buy.

FAQ

Questions people ask

Is AI Detector by Buildly better than Dechecker?

In our reviews AI Detector by Buildly scores 2.5 and Dechecker scores 3.7. The better pick depends on the job. AI Detector by Buildly: Free AI text detection with sentence-level highlighting, in a category that does not work. Dechecker: Sentence-level AI detection across ChatGPT, Claude and Gemini output, paired with one-click humanization rewrites.

Which is cheaper, AI Detector by Buildly or Dechecker?

AI Detector by Buildly: free. Dechecker: free.

Do AI Detector by Buildly and Dechecker have free plans?

Yes, both have a free plan.

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