Grammar checker and translator for business writing in 55 languages
WhiteSmoke is a grammar and style checker with built-in translation to 55 languages, targeting business professionals and ESL users who write formal business documents. Its document templates, business letter templates, and style analysis help users produce polished professional communication — with the added utility of translation for international business writing needs.
WhiteSmoke is a strong fit if its core strengths match your workflow, budget, and support needs. Use the quick signals below before opening the full review.
WhiteSmoke occupies a niche that neither Grammarly nor ProWritingAid fully addresses: it combines grammar checking with integrated translation for professional business documents. For international business writers who routinely produce documents in English for non-English-speaking markets, or who need to communicate across language barriers in formal business contexts, WhiteSmoke's combined grammar-and-translation capability provides practical workflow consolidation.
WhiteSmoke's grammar checker is configured specifically for formal business writing — it applies formal register rules, flags colloquialisms inappropriate in professional communication, and catches the errors most common in business documents. Its template library provides starting frameworks for business letters, cover letters, complaint letters, and formal proposals that reduce the time from blank page to polished draft.
The 55-language translation, while using machine translation rather than human proofreading, covers the major global business languages with practical accuracy for standard business communication. Writers who need to quickly check how an English business letter would read in French, Spanish, German, or Portuguese find the integrated translation more convenient than switching to a separate translation service.
WhiteSmoke's honest limitation is that its core grammar checking capability has not kept pace with the AI-native generation of tools. Grammarly's contextual AI suggestions, ProWritingAid's deep analysis, and LanguageTool's open-source multilingual depth all offer more sophisticated analysis for the same or lower price. WhiteSmoke's value case rests primarily on its translation integration and business template library rather than grammar analysis depth.
Score: 7.8/10 — Best for combined grammar + translation in business writing; grammar depth lags AI-native competitors.
$5/mo
$60/mo billed annually
$6.99/mo
$83.88/mo billed annually
$11.50/mo
$138/mo billed annually
WhiteSmoke is best for International business professionals who need both grammar checking and translation for cross-language business correspondence, ESL business writers who need formal business document templates alongside grammar correction, Small businesses needing affordable grammar and translation in one tool for international client communication.
No. WhiteSmoke does not currently list a permanent free plan in ToolRankr data.
Paid plans start at $5/mo.
WhiteSmoke is reviewed using ToolRankr's scoring model for ease of use, value, features, support, and overall quality. Affiliate links may earn a commission, but sponsored labels do not change editorial scoring.
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