The Leading Platform for Email, Calendar & Contacts APIs
Nylas offers more features, better performance, and enterprise-grade security at a fraction of the cost of a Kloudless subscription.

Get More Bang for Your Buck with the Nylas APIs
We give your developers more features and greater flexibility at 25% cost savings.
Connectivity
Scheduling
Contacts
Security
Usability & Customization
Pricing
Nylas is the most cost-effective way to build and scale your communications integrations. Whether you’re connecting 300 users or 1,000,000+, Nylas is the most scalable way to add revenue to your platform.
- Nylas pricing is simple and predictable
- Nylas is 75% cheaper than Kloudless on average
- Nylas offers a la carte package options unlike Kloudless
- Nylas is free for up to 10 users for 30 days
- Nylas is cost-effective, saving companies over $2M in development costs
- Nylas doesn’t require contracts
- Nylas offers predictable pricing plans
Service Accounts
Onboard enterprise customers faster with SSO.
Native Authentication
Build fully customizable, native authentication workflows.
Programmatic Webhooks
Efficiently create webhooks and reconnect automatically.
Programmatic Redirect URIs
Automatically generate customized redirect URIs.
One Integration, Every Provider

Secure Connections That Developers Can Trust
We give you full control over what data is accessed so your customer’s data is always secure, and your product is always compliant. Nylas is SOC 2 Certified, Privacy Shield certified, GDPR compliant, and HIPAA and FINRA ready.
Download Security ArchitectureExpress Security Review
The most affordable & fastest process for Google OAuth Security Verification.
Whitelisted IPs
Whitelist IPs across email, calendar, and contacts.
Data Encryption
Data is encrypted in transit and at rest.
Authentication Scopes
Selectively sync the data you need, and nothing more.
Trusted By
