Memory for your browser.
Memory for your AI.
Tab manager, session saver, and second brain — across every browser and device.
Save your tabs, notes, voice memos, and AI conversations. Search across everything — from the extension, web app, or your iPhone.
- Save tabs, notes, and AI chats
- Search with AI
- Sync across every device
Free to use — no account required to start
Save 30 tabs of company research. Resume on your phone during commute.
You have Glassdoor, LinkedIn, the company blog, and a dozen job postings open. Save the entire session in one click. Add a note about which roles interest you. Pick it back up on your phone or laptop later.
"Great benefits, apply to Sr. Engineer role"
"Focus on Section 3.2 methodology for thesis"
Save paper sources across 40 tabs. Resume on the library computer.
Literature reviews spread across dozens of tabs. Save the session with a note about where you left off. Pick it up on a different machine at the library, the lab, or home.
Save one project's context. Open another. Come back later.
Context switching kills productivity. Save your current project's tabs with a note, open a clean slate for the next task, and restore your previous context when you're ready to return.
Q1 Budget Review
12 tabs · Saved 2h ago
Product Launch Prep
24 tabs · Active now
Competitor Analysis
18 tabs · Saved yesterday
Your second brain.
Your AI's first.
Save your ChatGPT, Claude, and Gemini conversations alongside your tabs and notes. Search across everything in plain language — from any device.
Drafting Q2 OKRs with ChatGPT
42 messages · Saved 2h ago
Code review with Claude — auth refactor
18 messages · Saved yesterday
Gemini — competitive analysis brainstorm
27 messages · Saved 3 days ago
Available on the extension, web app, and iPhone · Get Blackmount →
7
Browsers supported
$0
To start — no account needed
$0.99
Pro plan per month
Your data syncs across devices. No lock-in — export anytime.
Also includes
Voice Notes
Record voice memos attached to any session
AI Organization
Auto-categorizes tabs into searchable projects
Projects
Group sessions into projects with notes
AI Search
Find any saved session with natural language
Switching from OneTab?
Import your OneTab data into Blackmount in under a minute. Get cloud sync, cross-browser support, and AI organization — everything OneTab doesn't have.
Agentic AI Consulting
We deploy agentic AI that autonomously handles complex workflows — from operational reporting to supply chain optimization. Stanford PhD-led, no Big Four markup.
Agentic Transformation Strategy
AI roadmap, workflow redesign, phased execution with ROI projections
AI Agent Workforce
Onboard AI agents to your systems with defined roles and KPIs
Multi-Agent Orchestration
Coordinated AI agents across departments, breaking down silos
Supply Chain & Operations AI
Demand forecasting, vendor evaluation, inventory optimization
Start your AI's memory.
Free to use. No account required. Works on every browser, the web, and iPhone.
Also works on Edge, Safari, Brave, Vivaldi, and Opera