Office AI assistants have become standard in 2026. WPS AI and Microsoft Copilot are the two major options, each with different strengths for different users.

WPS AI

Price: Free (basic AI features)
Platform: Windows/Mac/Mobile

AI Features:
- AI writing in documents
- AI formula generation in spreadsheets
- AI presentation design
- PDF analysis and summarization
- Smart formatting

Strengths:
- Free for basic AI features
- Excellent Chinese support
- Familiar interface for Chinese users
- Lightweight, fast

Microsoft Copilot

Price: $20/mo (Microsoft 365 + Copilot)
Platform: Windows/Mac/Web

AI Features:
- AI in Word (draft, rewrite, summarize)
- AI in Excel (pattern analysis, visualization)
- AI in PowerPoint (design from prompt)
- AI in Outlook (email drafting)
- AI in Teams (meeting recaps)

Strengths:
- Deep integration across Office suite
- Enterprise-grade features
- PowerPoint AI is excellent
- Excel data analysis is powerful

Comparison

Feature WPS AI Microsoft Copilot
Price Free basic / ~$30/yr Pro $20/mo (with M365)
Chinese Writing ⭐⭐⭐⭐⭐ ⭐⭐⭐
Excel/Sheets ⭐⭐⭐⭐ ⭐⭐⭐⭐⭐
PPT/Presentation ⭐⭐⭐⭐ ⭐⭐⭐⭐⭐
PDF Analysis ✅ Excellent ✅ Good
Email AI ❌ ✅ Outlook
Meeting AI ✅ Feishu integration ✅ Teams
Free Tier ✅ Generous ❌ Paid only

Verdict

Choose WPS AI if:
- You're a Chinese user
- You want free AI features
- You don't need Microsoft ecosystem

Choose Microsoft Copilot if:
- Your team uses Microsoft 365
- You need advanced Excel/PPT AI
- Enterprise features matter

For most Chinese users: WPS AI is the better value.