Free real-time P2P cryptocurrency price comparison and arbitrage analytics across 6 exchanges and 50+ fiat currencies
Certify your texts, ideas and files with a Bitcoin blockchain timestamp
Stage
Not given
Not given
Founded
2023
Not given
Based in
PH
ES
Pricing model
Free
Freemium
Pricing
Free core features. P2P Companion Pro optional subscription with unlimited arbitrage route scanning, automated Telegram alerts, and priority data access.
Free plan: €0, includes unlimited Bitcoin certification, shareable proof links, REST API, and 3 web page captures per day. Pro plan: €4.90/month, adds RFC 3161 timestamping, eIDAS qualified certificates, official PDF certificates, 20 web page captures per day, and identity verification.
Key features
Real-time P2P price comparison across 6 exchanges
Live cryptocurrency price comparison refreshed in milliseconds
Cross-exchange arbitrage scanner
50+ global fiat currencies supported
Zero-KYC and non-custodial data aggregation
Bitcoin anchoring via OpenTimestamps protocol
SHA-256 fingerprint computed locally in browser
REST API for integration and automation
RFC 3161 qualified timestamps for European legal recognition
eIDAS-qualified PDF certificates from Sectigo
Web page capture and archiving
Optional identity verification via Stripe Identity
Webhook notifications for proof confirmation
Independent verification via opentimestamps.org
AES-256-GCM encryption for Pro stored content
What makes it different
100% free with no account required to compare rates across 6 major exchanges
Direct API connections to exchanges ensure accurate real-time pricing
Covers 80+ fiat currencies including emerging market currencies with premium spreads
Non-custodial platform eliminates counterparty risk from the service provider
No trusted third party required—proofs remain verifiable forever without Proxae
Original content never leaves your device—only cryptographic fingerprint is transmitted
Mathematically immutable—proof dates cannot be modified without invalidating Bitcoin blockchain
P2P Companion
Proxae