Emailjs
Claim this toolSend emails directly from your client-side code without exposing sensitive credentials.
Visit WebsiteFreemiumVisit Website
Reviews onG2
1 review trackedThe Bottom Line
Entry price
Free plan available, paid tiers above
Biggest pro
Eliminates the need for a backend server to send emails from the frontend.
Biggest con
Free plan has limited requests and templates.
TL;DR - Emailjs
- Send emails directly from client-side code securely.
- Connects to various email services without exposing credentials.
- Offers customizable email templates and SDKs for easy integration.
Pricing: Free plan available
Best for: Growing teams
What is Emailjs?
EmailJS is a service that allows developers to send emails directly from their client-side JavaScript code without needing a backend server or exposing sensitive API keys and credentials. It acts as a secure intermediary, connecting to various transactional and personal email services like SendGrid, Gmail, Mailgun, and Outlook.
The platform enables users to create and manage email templates, which can be customized with dynamic parameters. Developers integrate a small SDK into their code to trigger these predefined templates securely. This approach is ideal for web applications, contact forms, and other scenarios where sending emails from the frontend is desired without the overhead of building and maintaining a server-side email sending infrastructure. It's particularly useful for freelancers, small businesses, and developers looking for a secure and straightforward way to handle email communication from their applications.
Available on: Web
Pros & Cons
Pros
- Eliminates the need for a backend server to send emails from the frontend.
- Enhances security by keeping authentication details server-side.
- Easy to integrate with client-side JavaScript applications.
- Offers a free tier for testing and basic usage.
- Supports a wide range of popular email services.
Cons
- Free plan has limited requests and templates.
- Attachment size limits on lower plans.
- Some advanced features like multi-user access are only available on paid plans.
Ratings Across the Web
4(1 reviews)
Ratings aggregated from independent review platforms. Learn more
Key Features
Connects to transactional and personal email services (e.g., Mailgun, Gmail, SendGrid, Outlook)Securely sends emails from client-side code without exposing API keysCustomizable email templates (text or HTML editor)SDKs for easy integration into web applicationsSupports HTML and plain text emails (multipart related)IP-based rate limits and origin whitelisting for abuse preventionreCAPTCHA support for human verificationAttachment support
Pricing Plans
Pricing checked Jul 6, 2026
Free
$0 / mo
Everything in all plans, plus:
- 200 monthly requests
- 2 email templates
- Requests up to 50Kb
- Limited contacts history
- 1 seat
- 500 contacts
- Data retention: 7 days
- Community Support
Personal
$9 / mo
Everything in all plans, plus:
- 2,000 monthly requests
- 6 email templates
- Whitelist
- Unlimited contacts
- Attachments up to 500kb
- Completely white label
- 1 seat
- Unlimited contacts
Professional
$15 / mo
Everything in all plans, plus:
- 5,000 monthly requests
- Unlimited email templates
- Whitelist
- Unlimited contacts
- Attachments up to 2mb
- Completely white label
- Suppressions list
- Multi-user access (3 seats)
Business
$40 / mo
Everything in all plans, plus:
- 25,000 monthly requests
- Unlimited email templates
- Whitelist
- Unlimited contacts
- Attachments up to 30mb
- Completely white label
- Suppressions list
- Multi-user access (Unlimited seats)
Included in all plans
- Email API
- CC and BCC recipients
- Tracking & Analytics
Reviews
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Emailjs FAQ
How does EmailJS allow sending emails from client-side code securely?
EmailJS acts as a secure intermediary, enabling developers to send emails directly from client-side JavaScript without exposing sensitive API keys or credentials. It connects to various transactional and personal email services on the backend, keeping authentication details server-side. This setup eliminates the need for a dedicated backend server for email sending.
Which email services can be integrated with EmailJS?
EmailJS supports integration with a wide range of popular email services, including SendGrid, Gmail, Mailgun, and Outlook. This allows developers to leverage their existing email service providers for sending messages. The platform acts as a bridge to these services.
What kind of user benefits most from using EmailJS?
EmailJS is particularly useful for freelancers, small businesses, and developers who need a secure and straightforward way to handle email communication from their applications. It is ideal for web applications, contact forms, and scenarios where sending emails from the frontend is desired without the overhead of maintaining server-side infrastructure.
How does EmailJS compare to SendGrid for sending transactional emails?
EmailJS allows developers to send emails directly from client-side code without a backend, acting as an intermediary to services like SendGrid. SendGrid itself is a comprehensive email service provider that typically requires server-side integration to send emails. EmailJS simplifies the frontend integration aspect for developers using services like SendGrid.
What are the primary limitations of using EmailJS?
The free plan of EmailJS has limitations on the number of requests and templates that can be used. Additionally, there are attachment size limits on lower-tier plans. Some advanced features, such as multi-user access, are exclusively available on paid plans.
How is EmailJS priced?
EmailJS is available on a free tier, which is suitable for testing and basic usage. For users requiring more extensive usage or advanced features, paid plans are offered. These paid plans provide increased request limits, more templates, and additional functionalities like multi-user access.
Can dynamic parameters be used within email templates?
Yes, EmailJS allows users to create and manage email templates that can be customized with dynamic parameters. Developers can integrate a small SDK into their code to trigger these predefined templates, populating them with specific data for each email. This enables personalized and flexible email communication.
Source: emailjs.com