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Code Arena records 35,827,928 monthly visits with +19.4% month-over-month growth and Free pricing. Reflection records 65,238 monthly visits with -8.4% growth and Freemium, Free Trial pricing.
Battle-test AI coding models side by side
An AI journaling companion that listens, responds, and remembers your story
| Dimension / Metric | | |
|---|---|---|
| Official Domain | arena.ai | reflection.app |
| Pricing Model | Free | Freemium, Free Trial |
| Monthly Visits | 35.83M (35,827,928) | 65.24K (65,238) |
| MoM Traffic Delta | +5.83M (+19.4%) | -5.96K (-8.4%) |
| Primary Market & Share | 🇮🇳 India (13.1%) | 🇺🇸 United States (21.7%) |
| Direct Visits / mo | 24.34M | 35.47K |
| User Rating | 4.7 | 4.3 |
| Supported Platforms | Website | Website |
Battle-test AI coding models side by side
Send the same coding prompt to multiple leading models and compare their generated apps and logic side by side.
Watch models construct web apps and websites live, so you can see process and output, not just the final file.
Projects go beyond one-off snippets, testing how well a model structures components, routes, and styles together.
Track which coding models accumulate the most wins over time to identify consistently strong performers.
An AI journaling companion that listens, responds, and remembers your story
Instant Chat replies on the next line as you write, and one-tap actions like Go Deeper or Get Perspective give you a fresh angle without leaving your journal page.
Talk out loud in a real-time back-and-forth and save the transcript, or simply dictate an entry and let Reflection transcribe it.
Natural-language search across everything you have written, so you can ask about patterns, people or a specific period and get a plain-language answer.
Structured programs on gratitude, anxiety, relationships and productivity, plus journaling templates, daily reminders and nine light/dark color themes.
High-efficiency open-weight and hosted reasoning AI powered by DeepSeek-V4 and R1 at ultra-low token costs.
High-efficiency open-weight and hosted reasoning AI powered by DeepSeek-V4 and R1 at ultra-low token costs.
Alibaba Cloud's 4th-generation multimodal AI assistant and foundation model lineup (Qwen4-Max, Qwen4-Plus, Qwen4-Flash & open-weight Qwen4-27B) with 1M context.
Alibaba Cloud's 4th-generation multimodal AI assistant and foundation model lineup (Qwen4-Max, Qwen4-Plus, Qwen4-Flash & open-weight Qwen4-27B) with 1M context.
Build and share random generators for free with lists and simple code
Build and share random generators for free with lists and simple code
The AI coding agent for building ambitious software
The AI coding agent for building ambitious software
Anthropic's AI assistant for real work, from chat to agents
Build working apps, websites, and AI agents by describing them
Build working apps, websites, and AI agents by describing them
Describe your idea and Replit builds a working app in minutes
An agentic coding platform that ships real software
Google's AI tool for generating mobile and web UI designs from prompts
A spec-driven AI IDE and agent platform that plans, builds, reviews, and verifies real engineering work.
A spec-driven AI IDE and agent platform that plans, builds, reviews, and verifies real engineering work.
Prompt to working full-stack web app, published in seconds
The coding agent that learns your coding taste
The coding agent that learns your coding taste
