MultitaskAI vs UsingOpen

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

MultitaskAI compared with UsingOpen
Detail	MultitaskAI	UsingOpen
What it does	Custom chat interface for comparing and using multiple AI models simultaneously with split-screen multitasking	Free AI chat with open models, no account or sign-up required
Stage	Not given	Not given
Founded	Not given	Not given
Based in	DE	Not given
Pricing model	Paid	Free
Pricing	Lifetime License: €99 (reduced from €149), includes 5 device activations, lifetime updates, data persistence, cloud sync, cross-device synchronization, and self-hosting option. Additional device activations available through purchase of additional licenses.	Free with 10 prompts per day. UsingOpen Studio desktop app is $19 USD one-time purchase, or ¥99 CNY in mainland China.
Key features	Split-screen multitasking for comparing models side-by-side Background completions continue responses while you work on other chats Queue requests to send messages automatically after current response completes Fork conversations to explore different directions simultaneously File uploads and parsing including text documents and images Custom AI agents with specialized configurations and instructions Audio transcription using OpenAI's Whisper model in your browser Image analysis for vision-enabled models like GPT-4 and Claude 3 Mermaid diagram visualization and rendering within chats PWA support for offline functionality and mobile app experience	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	One-time lifetime purchase with no recurring monthly or yearly fees Full data privacy and control with your own API keys Self-hosting option for complete data ownership Available in 29 languages without losing advanced features	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 plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	1	0
DR (Domain Rating by Ahrefs)	29 −2 (down) since last check	Not checked yet no change since last check
Trust Flow (Majestic)	17	1
Citation Flow (Majestic)	38	17
Referring domains (Majestic)	340	5

5 details filled in for both companies.

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