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Yess vs UsingOpen

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Yess compared with UsingOpen
DetailYess logo YessUsingOpen logo UsingOpen
What it doesAI sales rep that automates inbound sales for service businesses and agencies Free AI chat with open models, no account or sign-up required
StageNot given Not given
FoundedNot given Not given
Based inUS Not given
Pricing modelPaid Free
PricingStarter: $59/seat/month; Professional: $99/seat/month; Organization: $149/seat/month. 100% refund if not satisfied. Free with 10 prompts per day. UsingOpen Studio desktop app is $19 USD one-time purchase, or ¥99 CNY in mainland China.
Key features
  • Automated client company research
  • Client people research
  • Hyper-personalized meeting cheat sheets
  • AI meeting notes and insights
  • AI-powered proposal generation
  • Workflow automation
  • AI lead form and qualification
  • Financial dashboard and P&L tracking
  • Cash flow forecasting with AI
  • Contract and invoice management
  • Access to 20+ open-weight AI models including DeepSeek, Qwen, GLM, Gemma, GPT-OSS, Kimi K3 and MiniMax M3
  • No account required, no sign-up, no email or password needed
  • 10 free prompts per day, reset at midnight UTC
  • Chat history saved locally on your device, never sent to servers
  • Streaming responses with visible reasoning for thinking models
  • Compare two models side by side in the same conversation
  • Live model availability status and real-time capacity information
  • Responsive design, installable as standalone mobile app
What makes it different
  • 92% less time spent on meeting preparation
  • 68% higher win rate
  • 35% faster deal closing
  • Automated research across multiple data sources
  • 100% satisfaction guarantee with refund policy
  • Complete privacy - chat history stays only on your device and is never sent to servers
  • Model picker with real-time availability, not a single locked-in assistant
Free planNot given Not given
Open sourceNot given Not given
PlatformsNot given Not given
Public APINot given Not given
Community votes00
DR (Domain Rating by Ahrefs)22 +1 (up) since last checkNot checked yet no change since last check
Trust Flow (Majestic)201
Citation Flow (Majestic)2217
Referring domains (Majestic)1605

5 details filled in for both companies.

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