Merlin AI vs Writefull X

Comparing the features of Merlin AI to Writefull X

Feature
Merlin AI
Writefull X

Capability Features

Academic Text Support
AI Content Detector
AI Model Support
ChatGPTGPT 4ClaudeDeepseek V3OpusLlamaMistralGeminio3o4-miniGPT 4.1Claude 3.7 SonnetDeepSeek R1Gemini 2.5 ProGemini 2.5 FlashMistral LargeLlama 3.1 405BGrok 3
AI-Powered
Automatic Video Timestamps
Chrome Extension Keyboard Shortcut
Ctrl/⌘+M
Citations Support
Code Generation and Editing
Copy and Paste
Custom Chatbots
Custom Prompt Support
Data Encryption
Diagram and Chart Generation
DiagramsInteractive chartsInfographicsFlowchartsMindmaps20+ infographic types
Early Access to New Models
Featured Image Generation
20+ image models and aspect ratios
File Uploads
PDFXLSCSV
Focused on Academic Writing
GDPR Compliant
Geo Availability
200+ countries
Humanize AI Content
ISO 27001 Certification
Knowledge Base Creation
Multiple AI Writing Widgets
Multiple Infographic Types
20
Multiple Platform Sync
No Data Storage
No Separate AI Accounts Needed
One-Click Summaries
Query Count Display
Real-time Web Search
Repurpose Content
WebsitesDocumentsYouTube videos
SOC 2 Type II Certified
Social Media Content Generation
LinkedInX (Twitter)Gmail
Summarize Content
VideosArticlesPDFWebsitesBlogsDocuments
Supported Languages List
25
Text Formalization
Unlimited Queries on Pro
Write Emails

Integration Features

Browser Integration
Twitter (X)LinkedInYouTubeGmail
Supported Devices
Web appChrome extensioniOS appAndroid app
Supported Search Engines
GoogleBaiduBingDuckDuckGoYahooYandex
Writefull for Overleaf Integration
Writefull for Word Integration

Limitation Features

Character Limit Free
2000
Fair Use Policy
No Export Formats Mentioned
No Mention of API Access
No Query Count for Google Search Responses
Query Consumption by Model
GPT 4, Gemini 1.5, Mistral large: 30 queries per use; GPT 3.5, Gemini, Claude 3 Haiku: 1 query per use

Other Features

App Ratings
4.8 Chrome Store4.3 AppSumo4.3 Play Store4.7 App Store

Pricing Features

Free Daily Queries
102
Free Tier
No Payment Required
Premium Plan Price
$19/month billed annually
Team Plan