Upstream
upstream.do
Actively hiring
Messaging Apps
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Overview
Salaries
Products
People
Growth
Offices
Financials
Funding and backers
Backers
2
Y Combinator, Connect Ventures
Momentum
0/100
no fresh signals
Tractionpublic signals, read monthly
Web presence
top 2%
of 133.2M domains by links, Common Crawl
App Store
3.7 ★
3 ratings
Backed byfrom the funds' portfolios and accelerator catalogs
Y Combinator 
Connect Ventures Similar startupsby what they do, their industry and backers
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