Alternatives to Horizon

Ad-free, private search engine with AI assistant and ecosystem.

AI creation studio for solo creators to turn sparks into finished content.

AI legal assistant for research, drafting & document analysis

AI-powered PDF Q&A with cited answers from your files.

AI for scientific research with cited answers from your library and the web.

Centralize, analyze, and act on user research with AI-moderated interviews and cited insights.

Citation-backed AI research agent for literature review and writing

Free AI-powered research tool for scientific literature

Undetectable AI essay writer with 10M+ real academic sources

Chat with any PDF using AI with cited sources and multi-file support.

AI personal assistant for ADHD, your Jarvis is here.

Compute expert-level answers using Wolfram's algorithms, knowledgebase and AI technology.

AI-powered college matching and admission chance prediction for high school students.

All-in-one AI workspace with Sparkpage synthesis and no-code AI Employee.

AI co-researcher for exhaustive, citation-traced literature search.

Autonomous multi-agent AI for regulated Japanese enterprise R&D

Institutional plagiarism & AI writing detection for educators

Enterprise-secure AI meeting assistant for transcription, notes, and summaries

Privacy-first search engine with independent index and AI answers.

Cloud-native ediscovery platform with AI for legal teams.

AI noise cancellation and meeting assistant for distraction-free calls

Reverse-engineer AI models with mechanistic interpretability

Enterprise cloud content management with AI automation and compliance.

Free online PDF toolkit with AI-powered features and desktop app.

AI PowerPoint add-in that generates slides from PDFs, Word docs, or topics in seconds

AI search engine that answers questions directly, not with links.

Official LLM leaderboards and community-driven AI model comparison

AI meeting agent that summarizes, searches, and automates across meetings, emails, and messages.

Bot-free AI note taker for any meeting, online or in person.

Hardware AI note-taking with 112-language transcription and structured summaries