Simular

Sai: always-on computer-use agent operating a private cloud virtual desktop

What Simular does

  • Sai: always-on computer-use agent operating a private cloud virtual desktop
  • 72.6% success on computer-use benchmarks, above reported human baseline
  • Works across desktop GUI, APIs, terminals, and code, not just browser tasks

Simular — straight answers

What is Simular?

Simular is listed under Browser & Computer-Use Agents, in the AI Agents & Automation category on Flocci AI Tools. Sai: always-on computer-use agent operating a private cloud virtual desktop. It is free to trial, then paid, and it lives at simular.ai.

Is Simular free?

Simular offers a free trial rather than a permanent free tier, so access ends when the trial does. If you need something with no clock on it, the alternatives page lists the free and freemium options in the same category.

What can Simular do?

Simular does 3 things the catalog singles out: Sai: always-on computer-use agent operating a private cloud virtual desktop; 72.6% success on computer-use benchmarks, above reported human baseline; works across desktop gui, apis, terminals, and code, not just browser tasks.

What is the best free alternative to Simular?

Playwright MCP is the closest free alternative: it sits in the same Browser & Computer-Use Agents sub-category and is free. Browser Use, Browserbase and Firecrawl also start free. The full list is on the alternatives page.

See the full list →

Simular alternatives

Compare all alternatives →

Browser Use

Browser & Computer-Use Agents
freemium
  • Open-source library to run browser agents locally for free
  • Hosted agent API billed per token + browser-hour
  • Managed browser infrastructure for scaling agents

Browserbase

Browser & Computer-Use Agents
freemium
  • Free tier: 1 browser-hour/month, 3 concurrent browsers, 3 agent runs
  • Creator of Stagehand, an AI-native browser automation framework
  • Agent identity management for logging into restricted sites

Skyvern

Browser & Computer-Use Agents
freemium
  • Vision+LLM based automation that survives UI/DOM changes (no brittle selectors)
  • 22,700+ GitHub stars, self-hostable via Docker
  • Used by 500+ enterprises for workflow automation on arbitrary sites

Steel.dev

Browser & Computer-Use Agents
freemium
  • Open-source browser API for fleets of cloud browsers
  • Free launch tier with one-time starting credits, no card required
  • Built-in auto-CAPTCHA solving and proxy management, sessions up to 24h

Firecrawl

Browser & Computer-Use Agents
freemium
  • Converts any site into clean LLM-ready markdown/structured data
  • Free tier: 1,000 credits/month, no card required
  • Crawl, scrape, map and search endpoints purpose-built for RAG/agent pipelines

Playwright MCP

Browser & Computer-Use Agents
free
  • Official Microsoft MCP server exposing Playwright browser control to any MCP client
  • Uses accessibility snapshots instead of screenshots/vision, faster and more deterministic
  • 36k+ GitHub stars, Apache-2.0 licensed

Head-to-head comparisons