A consumer app that gamifies spam call reporting through blockchain-verified token rewards, automatically aggregating anonymized user reports into telco-grade blocking feeds while preserving privacy via zero-knowledge proofs.
Validated on That's Missing platform | Status: Active Opportunity
Market Catalyst & News Trigger
"India forces caller-ID apps to feed spam reports to telcos"
The Workflow Friction
Indian consumers face escalating spam call volumes with no centralized mitigation. Caller-ID apps like Truecaller must now share proprietary spam data with telcos, creating friction between user privacy expectations and regulatory compliance. Failure to comply risks app shutdowns, while current manual opt-in systems leave 72% of users exposed to scams. The $4.3B annual fraud loss in India could escalate if telcos cannot scale network-level blocking.
Problem Summary
Real-world problem signal validation.
One-Shot MVP Builder Blueprint (48 Hours)
Build MVP dashboard with: 1) Real-time spam call counter with blockchain-verified reward ticker 2) Zero-knowledge proof toggle for data sharing 3) Telco API integration showing blocked call statistics 4) Community leaderboard for top spam reporters
Recommended Developer Tech Stack
- React Native
- Polygon
- Chainlink
- Web3Auth
- AWS Lambda