When can I start using Shodo's PDF proofreading function?

It has been available since May 29, 2026.

What types of PDF files are eligible for proofreading?

Only 'text PDFs' containing text data are supported. Image PDFs scanned by a scanner are not supported at this time.

Is there an additional fee for using this?

If you have a Business Plan (2,000 yen per month) or a Max Plan (5,000 yen per month), you can use it without any additional fees.

How can I check the proofreading results?

Correction suggestions are directly highlighted on the screen of the PDF uploaded to Shodo.

What kind of feedback does AI proofreading provide?

In addition to simple typos, it also points out contradictions in tense, capital city errors, and checks against custom notation rules set by your organization.

AI News NQ Analysis

AI Proofreading Service 'Shodo' Launches PDF Support on May 29

NQ Score 83/100

N1 Content Completeness 90

AI Summary (NQ-processed)

The AI-powered writing assistant Shodo introduced a direct PDF proofreading feature on May 29, 2026. Users can upload PDFs to get context-aware AI suggestions highlighted directly on the document. Available for Business and Max plans.

AI Analysis

Frequently Asked Questions

Q: When can I start using Shodo's PDF proofreading function?: A: It has been available since May 29, 2026.
Q: What types of PDF files are eligible for proofreading?: A: Only 'text PDFs' containing text data are supported. Image PDFs scanned by a scanner are not supported at this time.
Q: Is there an additional fee for using this?: A: If you have a Business Plan (2,000 yen per month) or a Max Plan (5,000 yen per month), you can use it without any additional fees.
Q: How can I check the proofreading results?: A: Correction suggestions are directly highlighted on the screen of the PDF uploaded to Shodo.
Q: What kind of feedback does AI proofreading provide?: A: In addition to simple typos, it also points out contradictions in tense, capital city errors, and checks against custom notation rules set by your organization.