Mobilegym vs Spider Cloud

Side-by-side comparison of features, pricing, and ratings

Analysis generated Live tool data as of 2026-10-31
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Mobilegym or Spider Cloud: which should you choose?

DimensionMobilegymSpider Cloud
Primary Use CaseAndroid GUI agent research & simulationWeb scraping & crawling for AI agents
Key FeatureVerifiable programmatic state judges for RL trainingBrowser AI commands (Act, Extract, Observe) via WebSocket
Target UsersResearchers studying mobile GUI agentsDevelopers building AI agents needing web data
Latest NewsNo recent news capturedBrowser AI commands, dashboard logs redesign, scraper catalog
IntegrationsWeChat, Alipay, Bilibili, etc.LangChain, LlamaIndex, CrewAI, S3, GCS, etc.
Try MobilegymTry Spider Cloud
Mobilegym
Mobilegym

Open-source browser-hosted Android simulator for reproducible, parallel mobile GUI agent research.

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Spider Cloud
Spider Cloud

Spider Cloud is a scraping, crawling, and web search API that returns clean markdown or JSON for AI agents and RAG pipelines.

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Pricing
Free
Paid
Plans
Open sourceFree
Pay as you go$1/GB
AI Studio AlphaFrom $6/mo
UnlimitedFrom $40/mo
EnterpriseCustom
Popularity
10 views
7.5k views
Skill Level
Advanced
Intermediate
API Available
Platforms
Web
WebAPIPlugin
Categories
🕸️ Agent Frameworks & Orchestration
🌐 Web Scraping & Search APIs🖱️ Browser & Computer-Use Agents
Features
Browser-hosted Android simulator with no device or emulator install required
28 in-browser apps: 12 daily (WeChat, Alipay, RedNote, Bilibili, Railway, Maps, Reddit, X, Spotify, eBay, WeRead, Meeting) plus 16 system apps
Apps reimplemented in React/TypeScript with Android-style task stacks and Intent routing
ContentProviders and Android permission flows simulated
Manifest auto-discovery app registration — new apps need zero OS or benchmark changes
Structured JSON environment state that is readable, writable, and controllable
Programmatic state judges reading JSON directly, with zero false accept/reject over released checks
Snapshot, fork, and restore operations completing in milliseconds
Batch-parallel rollouts: ~400 MB per browser instance on a single machine
GRPO-compatible online reinforcement learning support
State Builder for live runtime state injection without restarting the device
Cross-app data injection: contacts, messages, SMS, tickets/bills, account balance, weather
Simulated device controls: language/locale, battery status, real or simulated time, location presets and custom coordinates
416 parameterized task templates (256 test, 160 train)
Agent integration with the built-in demo model or a custom OpenAI-compatible vision endpoint
Scrape a page into markdown, JSON, HTML, raw, or plain text
Crawl whole sites with each page streamed as one JSONL line in order
Web search endpoint returns SERP results plus the scraped pages behind them
Browser rendering runs scripts, loads lazy images, and reaches infinite scroll
Load protected pages through Spider's native browser engine with geo checks, returning 200
Full browser sessions over WebSocket at browser.spider.cloud
Provider router runs scrape and crawl requests on outside providers with your own keys
Prompt-based extraction returns named fields as JSON on scrape or crawl
Two-phase AI extraction: fast model for most pages, stronger for complex layouts
Data connectors stream crawl output to S3, GCS, Google Sheets, Azure Blob, or Supabase
Residential and ISP proxy pool with 215M+ exits in 199 countries
MCP server at mcp.spider.cloud for Claude Code, Codex, Cursor, and Claude Desktop
CLI that picks HTTP or a browser per page and stops at your budget
1,000+ scraper examples with working code
API responses in JSON, JSONL, CSV, and XML
Integrations
LangChain
LlamaIndex
CrewAI
FlowiseAI
Langflow
Dify
Agno
Claude Code
Codex
Cursor
Claude Desktop
Amazon S3
Google Cloud Storage
Google Sheets
Azure Blob Storage

Who should pick Mobilegym, and who should pick Spider Cloud?

  • Developer building an AI agent that needs to fetch up-to-date web content for RAG
    Pick: Spider Cloud

    Spider Cloud's Rust engine, low cost per page, and integrations with LLM frameworks make it ideal for real-time web data retrieval.

  • Researcher training a mobile GUI agent using reinforcement learning
    Pick: Mobilegym

    Mobilegym offers a free, verifiable simulation environment with programmatic reward signals, GRPO support, and sim-to-real transfer.

  • Solo founder scraping a few thousand pages monthly on a tight budget
    Pick: Spider Cloud

    Spider Cloud's freemium model and $0.03/1k pages cost is affordable for small-scale scraping, plus failed pages are not billed.

  • Academic studying mobile app interaction without access to physical devices
    Pick: Mobilegym

    Mobilegym runs in the browser and simulates 28 apps, eliminating the need for real hardware.

Frequently Asked Questions

Can Spider Cloud be used to scrape mobile app screens?

No, Spider Cloud is designed for web pages. Mobilegym is for mobile app simulation.

Is Mobilegym suitable for production mobile app testing?

No, it is designed for research, not QA or production testing.

Does Spider Cloud require a subscription?

No, it's freemium with pay-per-page pricing; no fixed subscription needed.

Can I train RL agents in Spider Cloud?

No, Spider Cloud is for data extraction, not simulation. Mobilegym supports RL training.

What apps does Mobilegym simulate?

28 apps including WeChat, Alipay, Bilibili, RedBook, Map, 12306, Boss, Weather, and 16 system apps.

What output formats does Spider Cloud support?

Markdown, HTML, JSON, CSV, XML, and plain text.

Is there a free tier for Spider Cloud?

Yes, the pricing page says freemium, but exact free quota not specified.

Does Mobilegym support custom OpenAI-compatible endpoints?

Yes, it supports custom endpoints for agent integration.

What else are Mobilegym and Spider Cloud compared with?

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Looker vs Spider Cloud comparison

These tools are not competitors — they solve different problems for different buyers. Spider Cloud is a developer API for pulling live web data into agents and RAG pipelines, with a freemium entry poi

Where can you read more about Mobilegym and Spider Cloud?

Mobilegym
View Mobilegym reviewMobilegym alternatives
Spider Cloud
View Spider Cloud reviewSpider Cloud alternatives

Browse these categories

Best AI Agent Frameworks & Orchestration toolsBest AI Web Scraping & Search APIs toolsBest AI Browser & Computer-Use Agents tools
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Analysis generated by our model pipeline from live data: