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PWA · Social impact

Offline-first community communication

A hybrid tool (offline PWA, WhatsApp and QR cards) to reach communities with low connectivity.

0
reliance on a stable connection
3
channels that complement

The problem

In low-connectivity areas, assuming stable internet excludes people. Important information didn't reach reliably, and solutions that require being always online simply don't work in the field.

The approach

We designed for the worst network case, not the best. A PWA that works offline and syncs when there's signal, complemented by WhatsApp for mass reach and physical QR cards to bridge paper and digital. Each channel covers what the others can't.

What we built

  • Offline-first PWA that stores and syncs when the connection returns.
  • WhatsApp integration for broadcast and replies.
  • Printed cards with QR codes linking to digital content.
  • Content accessible on low-end devices.

The result

Communication that survives the reality of the field: it arrives whether the network is up or not. The hybrid approach meets people where they are, on whatever channel they have. Client withheld under NDA.

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