Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok is a strong option, but it is not the right fit for everyone. Below are 8 alternatives compared on rating, install base, pricing and the use case each one actually wins on.
ChatGPT, DeepSeek, Gemini, Claude, Grok all in one AI sidebar, for AI search, read, and write.
| Extension | Rating | Users | Pricing | Best for |
|---|---|---|---|---|
| Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok (original) | 4.9 | 5M+ | Free | |
| Adobe Acrobat: PDF edit, convert, sign tools | 4.4 | 311M+ | Freemium | |
| Adblock Plus - free ad blocker | 4.4 | 37M+ | Freemium | Users who want an easy-to-use ad blocker with optional acceptable ads support. |
| Free VPN for Chrome - VPN Proxy VeePN | 4.5 | 14M+ | Free | |
| Tampermonkey | 4.7 | 11M+ | Free | Power users who want to customize websites and automate tasks with userscripts. |
| Adblock for Youtube™ | 4.4 | 10M+ | Free | |
| LastPass: Free Password Manager | 4.2 | 8M+ | Free | Users who want a free, feature-rich password manager with cross-device sync. |
| Browsec VPN - Free VPN for Chrome | 4.5 | 8M+ | Free | |
| Zoom Chrome Extension | 3.9 | 7M+ | Free |
Do more in Google Chrome with Adobe Acrobat PDF tools. View, fill, comment, sign, and try convert and compress tools.
Why it replaces Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok: Another Productivity extension worth comparing against Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok.
Remove ads on YouTube and everywhere else you browse.
Why it replaces Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok: Another Productivity extension worth comparing against Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok.
VeePN is a VPN extension that unblocks websites and secures your connection with encrypted tunneling and unlimited bandwidth.
Why it replaces Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok: Another Productivity extension worth comparing against Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok.
Tampermonkey lets you install and run userscripts to customize websites, automate repetitive tasks and enhance functionality.
Why it replaces Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok: Another Productivity extension worth comparing against Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok.
✓ Permissions: like common ad-blocking extensions we do need default permissions on every website to remove ads or popups for exam.
Why it replaces Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok: Another Productivity extension worth comparing against Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok.
LastPass is an award-winning password manager for secure credential management on any device.
Why it replaces Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok: Another Productivity extension worth comparing against Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok.
Browsec VPN is a Chrome VPN extension that protects your IP from Internet threats and lets you browse privately for free.
Why it replaces Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok: Another Productivity extension worth comparing against Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok.
Schedule Zoom meetings directly from Google Calendar
Why it replaces Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok: Another Productivity extension worth comparing against Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok.
Direct comparisons with the extensions people weigh against it.
Adobe Acrobat: PDF edit, convert, sign tools is the closest match. Another Productivity extension worth comparing against Sider: Chat with all AI: GPT-5, Claude, DeepSeek, Gemini, Grok.
Yes — Free VPN for Chrome - VPN Proxy VeePN, Tampermonkey, Adblock for Youtube™ are free.
Common reasons are pricing, missing sync or team features, and specific limitations: Requests access to the sites you visit; May slightly increase memory usage.
