| What it does | Real-Time Exchange Rate API for Developers
| Free Peppol lookup, e-invoice viewer, deadlines and provider comparisons
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| Stage | Established
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| Founded | 2026
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| Based in | GB
| ES
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| Pricing model | Not given
| Freemium
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| Pricing | Not given
| Free: €0/month or €0/year (3 IDs own registration, 25 IDs customer Watch, 100 rows bulk check, 1 user). Starter: €19/month or €190/year (10 IDs own registration, 1,000 IDs customer Watch, 1,000 rows bulk check, 3 months change history, 1 user). Business: €59/month or €590/year (25 IDs own registrati
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| Key features | - Real-time exchange rates updated every 60 seconds
- Official central bank and tax authority rates from 124 sources
- 160+ currencies supported
- Historical exchange rate data with flexible date ranges
- Multiple output formats: JSON, CSV, XML, XLSX
- Official SDKs for JavaScript, Python, PHP, Rust and Go
- Model Context Protocol (MCP) integration for AI agents
- Bearer token authentication with simple setup
- Low latency powered by Cloudflare edge network
- 99.9% measured uptime SLA
| - E-invoice file viewer - open UBL, CII, XRechnung and Factur-X files in browser
- Bulk check - validate up to 100 numbers at once in free plan
- Validation error explanations - error messages in plain language
- Customer watch lists - automatic daily monitoring with email alerts on changes
- API access - lookup API and webhooks for developers
- Onboarding messages - ready-to-send letters to help customers join Peppol
- Client workspace management for accountants - separate lists per client with monthly reports
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| What makes it different | - No markup on mid-market rates; sourced from institutional interbank market data
- Official published rates from central banks served unmodified with publication dates
- Rates updated every 60 seconds, faster than most competitors
- Free tier never expires; no credit card required to start
- One API key for all 124 central banks and tax authority sources
| - Free to use - all core tools (lookup, viewer, validator) require no account or payment
- No file upload needed - open and validate e-invoices directly in your browser
- Independent and neutral - not affiliated with OpenPeppol and does not sell e-invoicing services
- Multi-language coverage - available in 5 languages for 9 countries
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| Free plan | Not given
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| Open source | Not given
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| Platforms | Not given
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| Public API | Not given
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| Community votes | 0 | 0 |
| DR (Domain Rating by Ahrefs) | 31 ▼ −1 (down) since last check | Not checked yet ● no change since last check |
| Trust Flow (Majestic) | 17 | 0 |
| Citation Flow (Majestic) | 45 | 21 |
| Referring domains (Majestic) | 251 | 11 |