GrammarCheck.ai

Web · Linux · Android · iPhone · paid plans from $4/mo

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Freedom report

Three barsScore 7.4

Free tierA free tier is on its own pricing page
Open codeNo open-source code on record
Runs widely4 of 6 device platforms
DocumentedPlans, terms and facts published

GrammarCheck.ai is ranked #15 of 88 in grammar checkers on Freedom251. It runs on Web, iOS, Android, Linux. There is a free plan. Paid plans start at $4/mo.

GrammarCheck.ai plans and pricing

All plans

Free Plan Free billed monthly 5,000 credits · 650 words per submission grammarcheck.ai · 20 Sept 2026

Lite $4/mo billed monthly 40,000 credits · 2,000 words per submission grammarcheck.ai · 20 Sept 2026

Pro $7/mo billed monthly 80,000 credits · 6,000 words per submission grammarcheck.ai · 20 Sept 2026

Compared on grammar checkers

Free plan: Yes
Browser extension: Yes
Desktop app: Yes

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