Hopcast delivers video, music, and content phone-to-phone via Wi-Fi Direct and Bluetooth — no data required. Built for the 750M users priced out of streaming.
Our app HopChat is our messaging app for iPhone and Android. Messages travel phone to phone over Bluetooth and Wi-Fi: no internet, no data plan, no account. Built on the Hopcast device-to-device technology.
Add device-to-device sharing to your own app with the Hopcast SDK for iOS, Android and Flutter. Version 0.6.0: Bluetooth LE and peer-to-peer Wi-Fi chosen automatically, iPhone and Android over Bluetooth.
Monthly income for 1GB of data in sub-Saharan Africa
Data costs 5× more than a streaming subscription in parts of Africa, Middle East & Southeast Asia
Potential subscribers blocked by network costs in emerging markets
App active, Hopcast SDK embedded
Neighbor at 3m detected via Wi-Fi Direct
Cloud controller plans the transfer
Encrypted file, phone to phone
0 data consumed · −60% CDN for platform (est.)
App active, Hopcast SDK embedded
Neighbor at 3m detected via Wi-Fi Direct
Cloud controller plans the transfer
Encrypted file, phone to phone
0 data consumed · −60% CDN for platform (est.)
Real scenario — Hopcast SDK running in the background
For the user: nothing changes. For the platform: −60% CDN on this transfer (est.).
Neighbors detected, content matched, targeted transfers — no flooding.
CNRS × Sorbonne × ThalesFull encryption — raw files never exposed.
14 European countriesWi-Fi Direct · Bluetooth · 5G ProSe · future 6G.
Orchestration & routing protected99.99% energy saved on device-to-device segment (est.) — reduces long-distance traffic.
Patented energy-efficient transferAfrican video streaming · 2030
African music streaming · 2030
CDN spend in Africa / year
Long-term potential subscribers
Educational videos distributed device-to-device on campus — 0 data consumed
SDK on ExoPlayer · device-to-device music PoC validated
Validated in IoT & vehicular · Offline EdTech Kiwix integration
Talk to us. We'll show you exactly how Hopcast fits your platform.