HOOH AI PDF Document Assistant vs Sphere

Hooh is a private AI workspace for the documents that run your life and work. Upload PDFs, scans, photos, presentations, images, forms, bills, leases, contracts, statements, notes and reports. Hooh turns them into a clear workspace where you can read, understand, edit, fill and sign without jumping between apps. Ask questions in natural language and get grounded answers from your files. Generate concise summaries, pull key points and dates, search across documents, and keep context from one document to the next. When paperwork gets dense, Hooh helps you see what matters, what needs attention and what to do next. What you can do with Hooh: - Chat with PDFs, scans, and files - Summarize long documents in seconds - Find dates, deadlines, amounts and key terms - Edit, fill and sign forms - Search across your private document workspace - Keep bills, contracts, medical records, school forms and personal papers organized - Work in your preferred language Hooh supports working with PDFs, DOCX, PPTX and all major image formats. Privacy is built into Hooh. Your data is private, encrypted and never used to train AI models. You stay in control of what you upload and can delete files when you choose. Hooh can make documents easier to understand, but it does not replace legal, medical, financial or other professional advice. Always verify important details in the original document. Hooh subscriptions unlock higher limits and advanced document work, including more summaries, Q&A and processing capacity. Subscription details are shown before purchase and can be managed in your Apple ID settings. By downloading or using Hooh, you agree to our Terms of Use and Privacy Policy. Terms of Use: https://hooh.ai/terms Privacy Policy: https://hooh.ai/privacy

The simplest way to experience the world’s best AI models on iPhone. Why choose between ChatGPT, Claude, and Gemini when you can have all of them in one place? Sphere is designed from the ground up for iOS, giving you an effortless, iPhone-first experience with zero technical friction. NO SETUP. NO API KEYS. JUST PURE SIMPLICITY. Most multi-model tools feel like complicated developer playgrounds. Sphere is different. There are no API keys to configure, no confusing parameters, and no cluttered web views. Just open the app, type or speak your prompt once, and watch top frontier models generate answers side-by-side in real time. DESIGNED EXCLUSIVELY FOR IPHONE • Native iOS Experience — Clean dark interface, smooth gestures, and responsive haptics built for your thumb. • Swipeable Comparison — Effortlessly swipe through answers from GPT, Claude, Gemini, Grok, and DeepSeek. • Voice Dictation — Speak your ideas hands-free on the go. • Multimodal Attachments — Seamlessly attach photos, documents, and screenshots for instant analysis. • Thread History — Keep every multi-model conversation organized, searchable, and saved. THE FRONTIER MODELS INCLUDED: • OpenAI: GPT 6.1 Sol, GPT 6 Luna • Anthropic: Claude Opus 5.5 & Claude Sonnet 5.5 • Google: Gemini 3.1 Pro & Flash 3.8 • xAI: Grok 4.7 • DeepSeek: R1 Reasoning FREQUENTLY ASKED QUESTIONS Why use Sphere instead of a single AI app? Every model has unique superpowers. GPT excels at logical reasoning and structured formatting. Claude produces nuanced, natural writing. Gemini has unparalleled live web awareness. DeepSeek provides deep mathematical step-by-step thinking. Sphere lets you cross-check and pick the best answer every single time. Do I need my own API keys? No. Sphere handles all model access under one simple subscription. You never have to create developer accounts or manage API credits. How does the subscription work? Sphere requires an active Sphere Pro subscription (available monthly or annually at a 43% discount). Your subscription gives you full access to all frontier models, parallel multi-model streaming, and file attachments with no token calculations or surprise bills. SPHERE PRO Upgrade to Sphere Pro for complete access to frontier models, side-by-side multi-model streaming, and advanced document analysis. Subscriptions are billed securely through your Apple ID and can be managed or canceled anytime in your iPhone Settings → Apple ID → Subscriptions. Privacy Policy: https://mnemosphere.ai/sphere/privacy-policy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/