WPS PDF - Read, Edit, Fill, Convert, and AI Chat PDF with Ease vs Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok
WPS PDF - Read, Edit, Fill, Convert, and AI Chat PDF with Ease and Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok both compete in the same corner of the Chrome Web Store (ai), but they are built for different users. WPS PDF - Read, Edit, Fill, Convert, and AI Chat PDF with Ease has roughly 6M users and a 4.5-star average; Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok sits at about 5M users with 4.9 stars.
WPS PDF - Read, Edit, Fill, Convert, and AI Chat PDF with Ease
4.5Easy-to-use PDF tools to view, edit, convert, fill, e-sign PDF files, and more in your browser.
Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok
4.9ChatGPT, DeepSeek, Gemini, Claude, Grok all in one AI sidebar, for AI search, read, and write.
Side-by-side comparison
| WPS PDF - Read, Edit, Fill, Convert, and AI Chat PDF with Ease | Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok | |
|---|---|---|
| Rating | 4.5 / 5 | 4.9 / 5 |
| Reviews | 188 | 114,200 |
| Users | ~6M+ | ~5M+ |
| Pricing | Free | Free |
| Category | AI | Productivity |
| Developer | Themes | Vidline Inc. |
| Last updated | 2026-08-24 | 2026-08-24 |
| Best for | Users who need a free all-in-one PDF editor, converter and signer in the browser. | ChatGPT, DeepSeek, Gemini, Claude, Grok all in one AI sidebar, for AI search, read, and write. |
Final recommendation
WPS PDF - Read, Edit, Fill, Convert, and AI Chat PDF with Ease wins on adoption, but Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok scores higher with reviewers — start there if ratings matter more.
Frequently asked questions
Can I install WPS PDF - Read, Edit, Fill, Convert, and AI Chat PDF with Ease and Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok at the same time?
Yes, Chrome runs them independently. Keep both only if they do different jobs; if they overlap, pick one, because each active extension adds memory use, page scripts and another set of permissions.
Where do the ratings and install numbers come from?
From each extension's public Chrome Web Store listing. They can lag the live store slightly, and a dash means the figures have not been synced yet.
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