NoteGPT records 6,166,674 monthly visits with -10.6% month-over-month growth and Freemium pricing. Sigma AI Browser records 240,775 monthly visits with -47.1% growth and Free pricing.
An AI agent that summarizes, transcribes, and turns your ideas into slides, docs, and media
A private Chromium browser with a built-in AI agent and offline LLM
| Dimension / Metric | | |
|---|---|---|
| Official Domain | notegpt.io | sigmabrowser.com |
| Pricing Model | Freemium | Free |
| Monthly Visits | 6.17M (6,166,674) | 240.78K (240,775) |
| MoM Traffic Delta | -730.6K (-10.6%) | -214.74K (-47.1%) |
| Primary Market & Share | 🇺🇸 United States (28.7%) | 🇺🇸 United States (22.2%) |
| Direct Visits / mo | 2.32M | 60.58K |
| User Rating | 4.3 | 4.1 |
| Supported Platforms | Website | Website |
An AI agent that summarizes, transcribes, and turns your ideas into slides, docs, and media
A private Chromium browser with a built-in AI agent and offline LLM
Describe a goal and the built-in agent navigates pages, fills forms, and completes multi-step tasks for you.
An on-device LLM processes prompts locally, so sensitive data never has to leave your machine.
Queue sources, cluster information into structured insights, and turn any site into a conversation for instant summaries.
TLS 1.3, DNS-over-HTTPS, ad blocking, phishing warnings, mnemonic profiles, and direct wallet or dapp access.
SpecialistStronger automated meeting transcription and voice search features, but lacks NoteGPT's presentation and document generation.
SpecialistStronger automated meeting transcription and voice search features, but lacks NoteGPT's presentation and document generation.
SpecialistExcellent video call recording and summarization, though specialized for meetings rather than generic video content.
SpecialistExcellent video call recording and summarization, though specialized for meetings rather than generic video content.
SpecialistFunctions as a versatile AI assistant extension, but lacks Sigma's integrated private Chromium browser architecture and offline mode.
SpecialistFunctions as a versatile AI assistant extension, but lacks Sigma's integrated private Chromium browser architecture and offline mode.
Free / Open-sourceFree flashcard and study material creation from notes, but lacks video transcription and slide building tools.
Free / Open-sourceFree flashcard and study material creation from notes, but lacks video transcription and slide building tools.
SpecialistDelivers a convenient AI sidebar for page summarization, but lacks Sigma's dedicated full browser architecture and local LLMs.
SpecialistDelivers a convenient AI sidebar for page summarization, but lacks Sigma's dedicated full browser architecture and local LLMs.
SpecialistBetter real-time audio and meeting transcription workflows, but less centered on general web video summarization.
SpecialistBetter real-time audio and meeting transcription workflows, but less centered on general web video summarization.
SpecialistPowerful video meeting transcription and CRM automation, but less focused on student study notes and slides.
SpecialistPowerful video meeting transcription and CRM automation, but less focused on student study notes and slides.
SpecialistBundles multiple frontier models for research and writing, but operates as an extension rather than an independent browser.
SpecialistBundles multiple frontier models for research and writing, but operates as an extension rather than an independent browser.
Offers an AI-native browsing experience with cross-tab synthesis, but lacks Sigma's specific offline local LLM capability.
Offers an AI-native browsing experience with cross-tab synthesis, but lacks Sigma's specific offline local LLM capability.
SpecialistAI presentation maker that turns documents into editable PowerPoints
SpecialistAI presentation maker that turns documents into editable PowerPoints
Stronger focus on study materials and course notes, but lacks NoteGPT's broad video and slide generation tools.
Stronger focus on study materials and course notes, but lacks NoteGPT's broad video and slide generation tools.
Uses open tabs and local files as agent context, but operates as a desktop browser rather than Sigma's privacy-first client.
Uses open tabs and local files as agent context, but operates as a desktop browser rather than Sigma's privacy-first client.
