GPTinf vs Sentence Rewriter (2026): Pricing, Features & Which to Choose

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: Sentence Rewriter does not list a price
Free plan
Sentence Rewriter
Only Sentence Rewriter has one
Higher rating
GPTinf
3.5 against 3.3
Same job?
Yes
Both are Writing tools

Side by side

Compared on	GPTinf	Sentence Rewriter
Our rating	3.5Better	3.3
Starts at	$19/mo	Free
Free plan	No	YesBetter
Category	Writing	Writing
Plans	From $19/mo	Free
Key features	Rewrites AI-generated text using a non-AI algorithm targeting perplexity and burstiness Eight distinct rewrite modes for different tone and style outcomes Built-in AI detector that scores text for AI-pattern probability Plagiarism checker to confirm originality alongside humanization Browser-based editor with no software installation required	Rewriting across multiple tone and style modes Adjustable output length Up to 600 words per rewrite Free with no advertisements No account required
Pros	Addresses detection and rewriting in one interface instead of two separate tools Multiple rewrite modes give users a fallback if one style does not pass detection Vendor states plan changes and cancellation take two clicks, with no lock-in	Does not market itself on defeating AI detectors, unlike its peers Genuinely free with no ads and nothing gated Simple single-purpose interface with no upsell
Cons	Independent tests have shown it failing to bypass detectors like GPTZero in some cases Can introduce awkward phrasing or grammatical errors when pushed to evade detection Raises academic-integrity concerns given its bypass-detection use case	600 words suits a passage, not a document No company entity named and no stated data policy '1M+ users worldwide' is unverifiable
Company	GPTinf, founded 2023	Sentence Rewriter

Prices come from each vendor's pricing page, last checked 20260819. Check the vendor before you buy.

FAQ

Questions people ask

Is GPTinf better than Sentence Rewriter?

In our reviews GPTinf scores 3.5 and Sentence Rewriter scores 3.3. The better pick depends on the job. GPTinf: A paraphrasing engine that rewrites AI-generated text to read as human-written. Sentence Rewriter: A free paraphraser that does not sell itself on beating AI detectors.

Which is cheaper, GPTinf or Sentence Rewriter?

GPTinf: from $19/mo. Sentence Rewriter: free.

Do GPTinf and Sentence Rewriter have free plans?

Only Sentence Rewriter has a free plan.

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