Suggestions appear as you type. Use the up and down arrows to choose one and Enter to open it.

This page's audience our own tag's counts — open to see them
–Visits
–Page views
–Clicks to vendors
–Time on page
–Reading now
Clicks to vendors, by tool
  • –
Top countries
  • –
Devices
  • –

– · visits, page views and clicks counted by our own tag, which counts more than our checked analytics; every figure rounded down · how we count

Head-to-head · Writing Style Checkers

Markup AI vs WRITER

  • Updated Oct 2026
  • Both researched from official sources
  • 6 checks side by side
Higher score Markup AI #6 in Writing Style Checkers 8.5/10 30-day trial Free trial✓ 5 of 5 features Visit Markup AI
WRITER #7 in Writing Style Checkers 8.4/10 Free plan · 14-day trial Free planFree trial✓ 0 of 5 features Visit WRITER

Markup AI leads on 0 checks, WRITER on 1, and 5 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreMarkup AI · 8.5/10
  • Free planonly WRITER
  • Free trialboth
  • Most featuresMarkup AI · 5 of 5

Markup AI scores higher on our rubric for writing style checkers: 8.5 against 8.4 out of 10; our editors rank them #6 and #7.

WRITER offers free plan; Markup AI doesn't.

Markup AI is the better fit for large teams auditing structured content. WRITER is the better fit for teams wanting AI and style governance.

  • Markup AI fits best

    Large teams auditing structured content

  • WRITER fits best

    Teams wanting AI and style governance

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Markup AI 8.5/10 Visit ↗ WRITER 8.4/10 Visit ↗
At a glance
Editor score 8.5 8.4
Ranking #6 in Writing Style Checkers #7 in Writing Style Checkers
Best for Large teams auditing structured content Teams wanting AI and style governance
Pricing model Paid Free plan + paid
Starting price — —
Free plan — ✓ (best)
Free trial 30 days 14 days
Free trial length 30 days · no card needed 14 days · no card needed
Deployment Cloud, Browser extension, Desktop Cloud, Desktop
Platforms Web, Windows, macOS, Chrome extension Web, Windows, macOS
Support Tickets, Community, Docs Email, Docs
Compliance GDPR SOC 2, GDPR, HIPAA, PCI DSS, SSO/SAML, 2FA
Integrations 8,000+ integrations 50+ integrations
Built for Small business, Mid-market, Enterprise Mid-market, Enterprise
Features Markup AI 5/5 · WRITER 0/5
Custom style guide ✓ (best) Not checked yet
Terminology management ✓ (best) Not checked yet
Brand voice rules ✓ (best) Not checked yet
Team workflow ✓ (best) Not checked yet
API access ✓ (best) Not checked yet
Specs
Editor support Google Docs, Microsoft Word, Microsoft PowerPoint, Contentful, AEM Guides, Oxygen XML, XMetaL Author, MadCap Flare, MadCap IXIA CCMS, Heretto CCMS, Figma, VS Code Not checked yet
Rule action Suggest Not checked yet
Our review
Pros
  • Checks style, terminology, brand voice, personas, and content quality
  • Audits repositories and scores content at scale
  • Connects to editors, documentation tools, AI assistants, and custom apps
  • Brand voice, style guide, and terminology controls
  • AI agents, Playbooks, and Knowledge Graph workflows
  • Web, desktop, browser extension, API, and broad integrations
Cons
  • No free plan; access begins with paid plans after the trial
  • SSO, SCIM, custom agents, and custom word volume require Enterprise
  • Starter support is community-based rather than priority ticket support
  • Starter is capped at 5 users
  • Starter includes basic connectors and a limited Knowledge Graph
  • Enterprise requires contacting sales
Our verdict

Markup AI is a content governance platform for marketing and technical documentation teams. It reviews human- and AI-written content against configured style guides, brand voice rules, terminology, and personas. The service explains…

Read the review →

WRITER is an enterprise AI platform for teams that research, write, analyze, and automate work. It combines real-time grammar, spelling, punctuation, clarity, and style suggestions with AI agents, reusable Playbooks, brand voice profiles,…

Read the review →
  1. Markup AIWriting Style Checkers 8.530-day trial
  2. WRITERWriting Style Checkers 8.4Free plan · 14-day trial

Strengths and trade-offs

  • Markup AI — where it wins

    • Checks style, terminology, brand voice, personas, and content quality
    • Audits repositories and scores content at scale
    • Connects to editors, documentation tools, AI assistants, and custom apps

    Where it doesn't

    • No free plan; access begins with paid plans after the trial
    • SSO, SCIM, custom agents, and custom word volume require Enterprise
    • Starter support is community-based rather than priority ticket support

  • WRITER — where it wins

    • Brand voice, style guide, and terminology controls
    • AI agents, Playbooks, and Knowledge Graph workflows
    • Web, desktop, browser extension, API, and broad integrations

    Where it doesn't

    • Starter is capped at 5 users
    • Starter includes basic connectors and a limited Knowledge Graph
    • Enterprise requires contacting sales
  • Markup AI8.5/10 · 30-day trial

    A governance-focused checker for teams managing standards across structured content.

    Visit Markup AIFull verdict →
  • WRITER8.4/10 · Free plan · 14-day trial

    A broad AI and style-governance platform for teams with structured content needs.

    Visit WRITERFull verdict →

More comparisons

All writing style checkers comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update