| What it does | Software licensing library, license server and manager for Java applications
| Connect your users' LinkedIn, email, WhatsApp and iMessage accounts to send messages at scale and get every reply back through one API
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| Stage | Not given
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| Founded | Not given
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| Based in | Not given
| FR
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| Pricing model | Freemium
| Paid
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| Pricing | SaaS License Server: $19 USD monthly (billed annually) with unlimited products, unlimited licenses, and unlimited validations/activations
| $55/month for up to 10 connected accounts, $5.50 per account for 11–50 accounts, $5.00 per account for 51–200 accounts, $4.50 per account for 201–640 accounts, $3,000/month flat for unlimited accounts. Dedicated iMessage lines $199/month per line. Unlimited usage on all channels; no per-call fees.
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| Key features | - Web-based license manager with desktop and mobile optimization
- Multiple licensing models including perpetual, subscription, trial, named-user, node-locked, floating, and USB dongle licenses
- Hardware fingerprinting for device identification
- Cryptographic encryption and digital signatures for security
- Payment processor integration including Paddle, Stripe, and FastSpring
- REST API for license management
- Virtualization and cloud detection
- Email notifications for license events
- Custom license features for granular control
- Webhooks for seamless application integration
| - LinkedIn messaging, invitations, Sales Navigator InMails, posts and engagement
- Email outreach from Gmail, Outlook and SMTP with email finder and verification
- WhatsApp messaging with text, files and voice notes
- Dedicated iMessage lines with US and UK numbers
- Real-time webhook delivery of replies and bounces
- MCP server for Claude, ChatGPT and Gemini integration
- Device signature binding for account security
- No-code integration via Make, n8n and Zapier
- Account health monitoring with real-time alerts
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| What makes it different | - Minimal coding required for licensing integration into Java applications
- Offline floating license server for closed networks with restricted connectivity
- Comprehensive security through public key cryptography
- Support for diverse licensing models in a single solution
| - Unified API for four channels with the same request format across LinkedIn, email, WhatsApp and iMessage
- Account safety prioritized with dedicated infrastructure and real-time monitoring rather than blind limits
- Price capped at $3,000/month regardless of scale after 640 connected accounts
- GDPR and CCPA compliant with EU-hosted data and Google-verified security
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 44 ▲ +1 (up) since last check | 42 ▲ +1 (up) since last check |
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| Trust Flow (Majestic) | 9 | 4 |
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| Citation Flow (Majestic) | 27 | 31 |
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| Referring domains (Majestic) | 117 | 77 |
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LICENSE4J
LinkupAPI