Research

Scholarcy reads academic papers and breaks them into structured summary flashcards, with key points, references, tables and figures pulled out for you. It suits students, researchers and librarians who screen a lot of literature. Its edge is structure rather than chat: you get consistent sections instead of one blob of text. Trustpilot shows a 4.7 out of 5 score from about 35 reviews.

Genei is an AI research assistant that summarizes PDFs and web pages and answers questions about them. It suits students, academics, and writers who read a lot. It came out of Y Combinator’s Summer 2021 batch.

Hotjar AI is the AI layer on top of Hotjar’s heatmaps, session recordings and surveys, built for marketers, UX researchers and site owners. The platform lists 33,800+ customers and a 4.3-star rating from 342 G2 reviews. Its edge is turning raw feedback into summaries and survey questions in seconds.

Exploding Topics is a trend discovery platform that identifies emerging topics, products, and startups before they become widely known, using algorithms that analyze millions of searches and mentions. It’s aimed at marketers, ecommerce sellers, and investors who want an early signal on what’s about to take off. Exploding Topics maintains a searchable database of more than 779,000 trends and is now owned by Semrush, giving it deeper integration with mainstream SEO research tools.

Consensus is an AI-powered academic search engine that searches over 200 million peer-reviewed papers and uses language models to synthesise findings with citations — filling a genuine gap in the research tool landscape by making peer-reviewed scientific literature searchable and synthesisable through AI. Ranked number one of six in AI Research Tools with a 4.3 out of 5 rating from 2,157 reviews across seven platforms, Consensus starts at $8.99 per month — 92% below the category average of $111 per month. Users report saving approximately 8 hours per week — the clearest productivity ROI signal of any AI research tool in its category. If you do any form of evidence-based research, fact-checking, or academic writing, Consensus is worth a serious look before you next open a scientific database manually.

Perplexity AI launched in 2022 with a deceptively simple premise: replace the ten-blue-links search result page with a single, cited, direct answer. Four years later it is processing over one billion queries per month and has expanded well beyond its search-engine origins into a full AI research platform — with a Chromium-based browser, a multi-agent AI system orchestrating 19 different AI models, persistent research workspaces, and structured report generation. Perplexity AI has emerged as a leading alternative to traditional search engines, combining conversational AI with real-time web search to deliver direct answers instead of link lists. Rated 4.7 out of 5, it is best for AI search and research — answering questions using real-time information from the internet while citing sources.

Genspark AI is an autonomous AI agent workspace that combines nine specialized large language models with over 80 professional tools, designed to handle complex tasks without requiring step-by-step human guidance. Unlike traditional AI assistants that wait for instructions, Genspark operates as what’s known as an L4 agent — meaning it takes a single prompt and executes entire workflows autonomously. Genspark reached a $1 billion valuation in just six months — and having tested it extensively in 2026, it genuinely lives up to most of the ambition behind that number.