Constella

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Paid
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Constella is an app for managing personal knowledge, offering a distinct AI-driven visual limitless graph that transforms the way users record, link, and access information. Unlike conventional note-taking applications, Constella delivers an intuitive visual portrayal of your thoughts, automatically recognizing relationships between ideas and proposing connections via its AI engine. The app merges swift note-taking with robust search functions that bring up relevant details as you type, acting as a "second brain" to boost your thinking and creativity. With features such as automatic backlinking, document handling with AI summaries, and cross-platform syncing, Constella enables knowledge workers, researchers, and creative professionals to move beyond inflexible folder systems while ensuring total data privacy through local-first storage and encrypted sync options.

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Paid
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Addy AI is an artificial intelligence email assistant that composes emails almost instantly, adapting to the user's desired style and tone. It allows users to establish a default tone for commonly used emails and can tailor drafts based on the context of the conversation. Users have saved more than 220,000 hours with the help of Addy AI.
Paid
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Macro is an integrated AI workspace offering document editing, image enhancement, and collaborative features using top AI models from OpenAI, Anthropic, and Google. Users can edit PDFs, create diagrams, analyze documents, and work together in real-time within a secure, private setting that emphasizes data protection. Whether you're a student organizing research, a professional handling complex documents, or a team working on projects, Macro removes the necessity to switch between different applications by delivering AI-driven insights and productivity improvements in one cohesive platform.
Freemium
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PowerPen AI Paraphrasing Tool is an all-in-one text editing solution enabling users to effortlessly modify the language style, tone, and length of any text, along with offering grammar, spelling, and punctuation correction. It is useful for crafting replies to emails, tweets, and social media messages, and for summarizing lengthy texts.