Documents & Writing
Best AI Writing Assistants in 2026
AI writing assistants can help shape a draft, refine wording, or adapt text to a preferred voice. Compared on brand voice controls, supported languages, and included word limit, these options also differ in where they’re available: check for browser extensions, desktop apps, and mobile apps that match your writing routine.
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DeepL Write DeepL Write suits people who want help revising text across listed writing languages, devices, and browser extensions.
Free plan Web · Windows · macOS · iOS9.4 Visit Specs - 02 Grammarly
It suits individuals and teams looking for proofreading, rewrites, and tone guidance, with browser, desktop, and mobile access.
From $12/mo Free plan iOS · Android9.2 Visit Specs - 03 Wordtune
Wordtune suits people working on everyday, professional, academic, or content writing who want help revising or summarizing text.
From $6.99/mo Free plan Web · iOS · API · Browser extension9.2 Visit Specs - 04 Paperpal
Paperpal is aimed at students and researchers who need academic writing, citation, and submission checks.
From $11.58/mo Free plan Web · Windows · macOS · Browser extension9.2 Visit Specs - 05 QuillBot
QuillBot may suit individuals revising or summarizing text, as well as teams needing writer-management dashboards and centralized billing.
From $0.69/mo Free plan Web · Windows · macOS · iOS9.2 Visit Specs - 06
TextCortex TextCortex may suit multilingual writers who need long-form or SEO-oriented content, templates and brand voice controls.
From $29.99/mo Free plan Web · macOS · iOS · Android9.2 Visit Specs - 07 Writefull
Writefull suits researchers who want language editing and writing assistance in Word or Overleaf.
From $12.50/mo Free plan Web · Windows · macOS · API9.2 Visit Specs - 08
ProWritingAid It suits English-language writers who want grammar and style suggestions in supported editors or browsers.
From $10/mo Free plan Browser extension9.0 Visit Specs - 09 Trinka
Trinka suits academic and technical writers who want grammar, style, document proofreading or citation tools.
From $6.67/mo Free plan Web · Windows · macOS · API9.0 Visit Specs - 10
LanguageTool LanguageTool suits people who want spelling, grammar, and style help across multiple languages and writing apps.
Free plan Windows · macOS · iOS · Browser extension8.9 Visit Specs - 11
Sapling Sapling suits teams seeking writing assistance and developers integrating language model-powered features.
From $12/mo Free plan Web · Windows · API · Self-hosted8.9 Visit Specs - 12
Wordvice AI It suits students and academic writers working on research papers or admissions essays, as well as people editing business or everyday writing.
From $8.45/mo Free plan Web · Windows · macOS · Browser extension8.9 Visit Specs - 13
Lex From $14.99/mo Free plan Web · iOS · API8.7 Visit Specs - 14
InstaText It suits writers who want visible language suggestions across web tools, Word, and desktop software.
From €9.99/mo Free plan Web · Windows · macOS · Browser extension8.6 Visit Specs - 15
Jenni AI Jenni AI suits students, academic teams, researchers, and professional users who need writing, citation, document review, or collaboration tools.
From $12/mo Free plan Web · iOS · Android · Browser extension8.6 Visit Specs - 16 StealthWriter
StealthWriter is aimed at writers, marketers, and professionals seeking clearer drafts from AI-assisted text.
From $20/mo Free plan Web · iOS · Android8.4 Visit Specs - 17
Polish Polish suits people who want quick writing changes inside desktop apps.
From $4/mo Free plan Windows · macOS · Linux8.3 Visit Specs - 18
WordAi From $0.75/mo Free trial Web · API8.2 Visit Specs - 19
Hemingway Editor Hemingway Editor suits writers who want readability feedback and teams working on communications, grants or sales proposals.
From $8.33/mo Free trial Web · Windows · macOS8.0 Visit Specs - 20
Lavender Lavender suits SDRs and account executives who want email coaching and personalization, as well as recruiters, jobseekers and customer success managers.
From $27/mo Free plan Web · Browser extension7.9 Visit Specs - 21
HyperWrite From $16/mo Browser extension7.7 Visit Specs - 22 Compose AI Free plan Web · Browser extension7.6 Visit Specs
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Smodin Plagiarism Checker From $10/mo Web · iOS · Android · API7.4 Visit Specs - 24
Word Model Free trial Web · Windows · macOS7.3 Visit Specs - 25 PaperRater Free plan Web7.1 Visit Specs
Free-plan availability and paid-from pricing add useful context when weighing access and cost. LanguageTool, DeepL Write, and Grammarly are among the named options, alongside tools such as Wordtune and Trinka. Consider whether you need help across languages, a particular writing environment, or controls for keeping a consistent voice, then compare the listed features that fit your work.