
Delivers broader real-time grammar and tone correction across web apps, but lacks Scribbr's deep academic focus and citation formatting.
#1Code Arena records 35,827,928 monthly visits with +19.4% month-over-month growth and Free pricing. Scribbr records 7,530,803 monthly visits with +14.6% growth and Freemium pricing.

Academic proofreading, plagiarism checking and AI-powered writing tools in one place
| Dimension / Metric | ![]() | ![]() |
|---|---|---|
| Official Domain | arena.ai | scribbr.com |
| Pricing Model | Free | Freemium |
| Monthly Visits | 35.83M (35,827,928) | 7.53M (7,530,803) |
| MoM Traffic Delta |
| +5.83M (+19.4%) |
| +957.01K (+14.6%) |
| Primary Market & Share | 🇮🇳 India (13.1%) | 🇺🇸 United States (32.1%) |
|---|
| Direct Visits / mo | 24.34M | 2.47M |
|---|
| User Rating | 4.7 | 4.4 |
|---|
| 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.

Academic proofreading, plagiarism checking and AI-powered writing tools in one place
A vetted academic editor reviews your paper within hours and returns tracked changes, comments and an explanation letter.
Scans your document against a large web and publication database to surface potentially unoriginal passages before submission.
Flags text likely generated by large language models and offers a rewriting mode aimed at making AI-assisted drafts sound more natural.
Creates and verifies references in APA, MLA, Chicago, AMA, IEEE and ACS styles from a URL, DOI or title search.

Delivers broader real-time grammar and tone correction across web apps, but lacks Scribbr's deep academic focus and citation formatting.
#1Provides robust paraphrasing and citation tools, but focuses less on comprehensive academic proofreading and human editing.
SpecialistAI content detection and a full writing toolkit in one place
SpecialistFocuses specifically on AI content detection and writing verification for educators, but lacks academic editing and proofreading workflows.

SpecialistAI grammar, spelling and style checker for 30+ languages

SpecialistProvides enterprise-grade AI detection and plagiarism checking, but does not offer human academic proofreading or citation generation.
Offers specialized academic writing assistance and AI citation generation, but lacks Scribbr's human proofreading and formal editing services.

Crowdsourced arena where AI models compete and humans crown the best design output

Agent Skills that give your coding agent real design taste
Free / Open-sourceSearch and study millions of public SKILL.md agent skills

Free AI hackathons and a global community for AI builders

SpecialistExpress yourself with confidence — rewrite, proofread and summarize in one click
Delivers broader real-time grammar and tone correction across web apps, but lacks Scribbr's deep academic focus and citation formatting.
Provides robust paraphrasing and citation tools, but focuses less on comprehensive academic proofreading and human editing.
SpecialistAI content detection and a full writing toolkit in one place
SpecialistFocuses specifically on AI content detection and writing verification for educators, but lacks academic editing and proofreading workflows.
SpecialistAI grammar, spelling and style checker for 30+ languages
SpecialistProvides enterprise-grade AI detection and plagiarism checking, but does not offer human academic proofreading or citation generation.
Offers specialized academic writing assistance and AI citation generation, but lacks Scribbr's human proofreading and formal editing services.
Crowdsourced arena where AI models compete and humans crown the best design output
Agent Skills that give your coding agent real design taste
Free / Open-sourceSearch and study millions of public SKILL.md agent skills
Free AI hackathons and a global community for AI builders
SpecialistExpress yourself with confidence — rewrite, proofread and summarize in one click