Slashspace is a local-first infinite canvas for branching AI conversations, connected sources, multiple models, agents, and sustained research or knowledge work.
$89
SoBrief provides concise book summaries and key takeaways in text and audio, with multilingual access, discovery tools, bookmarks, history, and recommendations.
$3.75/month
Solo AI Website Creator assembles responsive business sites with generated sections and content, hosting, domains, SEO, forms, analytics, integrations, and simple editing.
Free
Sourcetable is the best spreadsheet for AI analysis. In this release: all top AI models (OpenAI, Anthropic, DeepSeek, Grok, Llama, etc.), long context windows (1m+ tokens), fast & slow thinking, spreadsheet template building, context history, formula assist...
$20/month
Stacks is an AI-powered digital workspace for capturing links, notes, files, and collections, finding them with natural-language search, connecting related ideas, and sharing curated knowledge.
$9/month
Strama is an AI outbound platform for prospect discovery, account qualification, personalized email and LinkedIn outreach, calling, sending infrastructure, and follow-up management.
$60/unit
SuperHumanizer is an AI tool that humanizes AI-generated text, transforming it into writing that is indistinguishable from human-written content. It works with content from multiple generative AI tools such as ChatGPT, Claude, Gemini, Jasper, among others,...
Free
SupervisorMatch is a tool designed to assist PhD and postdoctoral students in locating suitable academic supervisors worldwide. By utilizing AI algorithms and professional academic review, this tool matches a candidate's CV and research interests with profe...
$29
Suprmind orchestrates multiple frontier AI models in one conversation so they challenge claims, resolve disagreements, and produce decision documents.
$19/month
Sydium learns how you write by analyzing your existing social media posts - your tone, emoji usage, hashtags, vocabulary, even your signature phrases. Then it creates content that's indistinguishable from what you'd write yourself. Three autopilot modes: -...
$35/month
Tendem combines AI execution with human expert oversight for research, data extraction, lead building, spreadsheet work, and other clearly scoped tasks priced individually before approval.
Tendem uses pay-as-you-go pricing with a quote before work starts.
The SEO Agent researches search demand and uses specialized agents to draft, fact-check, interlink, quality-gate, and publish search-focused content.
$1

