unmarkclaude.io

Checked service, model rewriter

favtutor.com review: the mark was not found, 5 September 2026

The marked sample went through favtutor.com on 5 September 2026, and the mark was not found in what came back: -1.0. 1 of 3 facts kept, 79% of the length, 80% of the meaning.

Address: https://favtutor.com/claude-ai-watermark-remover

What came back, in five figures

Sample UM-D150B2, 992 words, 2026-09-05

The mark

-1.0

Detector score, our key. Mark not found: found at 4.0 and above, grey band down to 2.0.

Meaning kept

80%

Sample and result cut into pieces and matched piece by piece, so moving paragraphs around costs nothing.

Facts kept

1 of 3

Numbers, dates, links, names and terms taken out of the sample and looked for in what came back.

What did not come back

2, WW2

Wording changed

81%

Share of the sample's words outside the blocks that stayed identical. Longest untouched run: 7 words.

Length

79%

Words back against words out. The halfway tick is the length of the sample itself.

Rewrite method left at the default "paraphrase" of four offered.

Our own processing on the same sample, 5 September 2026: mark not found at 0.8, 3 of 3 facts kept, 92% of the length, 74% of the meaning.

Its row among the Claude watermark removers .

Test favtutor.com yourself. The same sample, our detector on what comes back. Take the marked sample