# Sider

According to OpenAITools.app telemetry verified on 2026-10-07, Sider (sider.ai) is an AI platform indexed under AI Assistant (ranked #231 globally) generating 2.96M monthly visits with a month-over-month traffic delta of -96.14K (-3.2%). Its primary geographic market is United States (12.8% traffic share), and it operates on a Freemium pricing model. Top competing alternatives by monthly volume include ChatGPT (5.92B visits/mo), Google Gemini (2.64B visits/mo), Claude (1.01B visits/mo).

AI sidebar for reading, writing and translating on any page

## Key Telemetry & Specifications

| Metric | Value |
| :--- | :--- |
| Tool Name | Sider |
| Handle | sider |
| Official Domain | sider.ai |
| Website URL | https://sider.ai |
| Categories | AI Assistant, AI Chatbot, AI Writing Assistants, AI Reader, AI Translate, AI Image Generator, AI PDF, AI Youtube Summary, AI Productivity Tools, AI Grammar Checker, AI OCR, AI Copilot, AI Browsers, AI Background Remover, AI Image Upscaler |
| Pricing Model | Freemium |
| Monthly Visits | 2,958,943 |
| MoM Traffic Change | -96,136 |
| MoM Growth Rate | -3.2% |
| Primary Market | United States |
| Market Share | 12.8% |
| Direct Visits | 1,883,180 |
| Organic Search Visits | 0 |
| Social Visits | 0 |
| Referral Visits | 120,098 |
| Email Visits | 46,042 |
| Review Score | 5 |
| Saved Count | 31 |
| Supported Platforms | Website |
| Billing Platforms | stripe |
| Attributes | Features: Website; Pricing: Freemium |
| Tags | AI assistant, ChatGPT, Claude, Gemini, Browser extension, AI reader, AI writer, ChatPDF, Image tools, Productivity, Translation, Summarization |

## Overview

Sider is a browser extension and desktop app that brings AI assistants from providers such as ChatGPT, Claude and Gemini into a sidebar. You can chat, summarize and translate web pages and PDFs, explain selected text, and rewrite or draft content without leaving the page you are on.

## Pricing & Plans

Freemium: a free quota plus paid plans for more AI usage; see the official pricing page.

## Strengths

- Works on top of any web page
- Several AI providers in one interface
- Free tier for everyday tasks

## Limitations

- Model availability and quotas depend on the plan
- Some features require a subscription
- The extension needs page permissions

## Frequently Asked Questions

### Which AI models does Sider support?
Sider brings together models from providers including ChatGPT, Claude and Gemini; the exact list depends on your plan and region.

### Does Sider work on PDFs?
Yes, Sider can read and summarize PDFs as well as web pages, plus translate or explain the text you select.

### What is Sider's monthly traffic and growth trend?
Sider currently receives 2.96M monthly visits, with a month-over-month traffic change of -96.14K (-3.2% growth rate). Its primary source market is United States (12.8% share), including 1.88M direct visits/mo and 0 organic search visits/mo.

### Is Sider free? What is its pricing model?
Sider operates on a Freemium pricing model. Freemium: a free quota plus paid plans for more AI usage; see the official pricing page. Supported billing and checkout platforms include: stripe.

### What are the best Sider alternatives in 2026?
Based on OpenAITools.app category traffic and feature fit, the top five alternatives to Sider are: 1. ChatGPT (5.92B visits/mo); 2. Google Gemini (2.64B visits/mo); 3. Claude (1.01B visits/mo); 4. DeepSeek (357.4M visits/mo); 5. Grok (205.46M visits/mo).

### Which platforms and core AI capabilities does Sider support?
Sider is classified under AI Assistant, AI Chatbot, AI Productivity Tools, AI Image Generator, supports the following platforms: Website, and its core capability tags include: AI assistant, ChatGPT, Claude, Gemini, Browser extension, AI reader.

## Alternatives

| Tool Name | Monthly Visits | Pricing Model | Compare |
| :--- | :--- | :--- | :--- |
| [ChatGPT](https://openaitools.app/tool/chatgpt-4) | 5,920,597,264 | Freemium | [Compare](https://openaitools.app/compare/chatgpt-4-vs-sider) |
| [Google Gemini](https://openaitools.app/tool/gemini-gemini-advanced) | 2,641,252,633 | Freemium | [Compare](https://openaitools.app/compare/gemini-gemini-advanced-vs-sider) |
| [Claude](https://openaitools.app/tool/claude-2) | 1,012,660,998 | Freemium | [Compare](https://openaitools.app/compare/claude-2-vs-sider) |
| [DeepSeek](https://openaitools.app/tool/deepseek) | 357,399,386 | Freemium | [Compare](https://openaitools.app/compare/deepseek-vs-sider) |
| [Grok](https://openaitools.app/tool/grok) | 205,461,132 | Freemium | [Compare](https://openaitools.app/compare/grok-vs-sider) |
| [Hostinger AI Website Builder & Hosting](https://openaitools.app/tool/hostinger-1-click-openclaw) | 52,472,801 | Paid | [Compare](https://openaitools.app/compare/hostinger-1-click-openclaw-vs-sider) |
| [Qwen 4 (Alibaba Qwen4)](https://openaitools.app/tool/qwen-4) | 48,650,000 | Freemium | [Compare](https://openaitools.app/compare/qwen-4-vs-sider) |
| [Jotform AI Agents](https://openaitools.app/tool/jotform-ai-agents) | 43,703,114 | Freemium | [Compare](https://openaitools.app/compare/jotform-ai-agents-vs-sider) |
| [Studocu Global](https://openaitools.app/tool/studocu-global) | 38,866,656 | Freemium | [Compare](https://openaitools.app/compare/sider-vs-studocu-global) |
| [Meta AI](https://openaitools.app/tool/meta-ai) | 34,415,895 | — | [Compare](https://openaitools.app/compare/meta-ai-vs-sider) |
| [Airtable AI Assistant](https://openaitools.app/tool/airtable-ai-assistant) | 25,813,226 | Freemium, Free Trial, Paid, Contact for Pricing | [Compare](https://openaitools.app/compare/airtable-ai-assistant-vs-sider) |
| [Beacons AI 2.0](https://openaitools.app/tool/beacons-ai-2-0) | 24,710,405 | Freemium | [Compare](https://openaitools.app/compare/beacons-ai-2-0-vs-sider) |

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Source: https://openaitools.app/tool/sider