ChatGPT Free – Unlimited Prompts vs Stamp

Comparing the features of ChatGPT Free – Unlimited Prompts to Stamp

Feature
ChatGPT Free – Unlimited Prompts
Stamp

Capability Features

24/7 Availability
Accuracy and Speed
Automatic Categorization
Automatic Email Drafting
Calendar Integration
Community Sharing
Context-aware Drafting
Cost-Effective
Custom Email Labels
Customizable Profiles
Download as PDF
Download TXT
Educational Use Intended
Email Prioritization
Full Screen Chat
Group Chat
Learning from User Interactions
Long Term Memory Personalization
Matchmaking Service
Model Selection
ChatGPT 4o MiniChatGPT 5 NanoGeminiDeepSeekClaudexAI: GrokMeta AIQwen
Multilingual Support
News Feed
Personalized Replies
Platform Accessibility
WebiOSAndroid
Question Answering
Real-time Messaging
Real-time Translation
Security & Privacy
Spam/Virus Protection
Stamp Mode
Text Generation API
Unlimited Prompts
Voice and Video Chats
Web Search for Emails

Integration Features

API Integrations
Custom Integrations
IMAP Email Support
Integrates with Gmail
Outlook Integration Planned
Third-party AI Tools
ZeroGPT AIArticle Writing AI ToolArticle Rewriting AI ToolAI Essay WriterAI Story GeneratorAI to Human Text ConverterGrammar Correction AI ToolAI Email GeneratorAI Name GeneratorEnglish to Other Languages AI Tool

Limitation Features

AI Mistakes Possible
Cannot Pass Turing Test
Email Data Not Stored
No Explicit Quotas or Limits
No Free Tier
No Native Spam/Virus Detection
Not ChatGPT Plus
Usage Restrictions
Wait Times During Peak Usage

Pricing Features

Free Tier
Free Trial Period
2 weeks
No Subscription
Paid Subscription Required