Simple PDF API

Add Text to PDFs with a Simple API

Easily add and map fields to your PDF documents. Use our API to dynamically add text to your templates.

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PDF Editor Interface

Simple & Powerful

Everything you need to add text to PDFs programmatically

PDF Field Mapping

Create and map fields to your PDF documents with our intuitive editor. Position text exactly where you need it.

Simple API

Use our straightforward API to add text to your PDF templates. Just a few lines of code to integrate.

API Key Management

Create and manage API keys for your applications. Control access to your PDF processing capabilities.

Template Storage

Store your PDF templates and reuse them whenever needed. Create multiple versions for different use cases.

File Management

Track your files with our file management system. Regenerate deleted files within the retention period.

Secure Processing

Your documents and data are processed securely. Files are automatically deleted after the retention period.

How It Works

Get started in minutes with our simple process

1

Upload Your PDF

Upload your PDF document to our platform and create a template.

2

Map Fields

Use our editor to add and position text fields where you want them on your PDF.

3

Use the API

Call our API with your data to generate PDFs with your text automatically inserted.

API Dashboard Overview

Our API dashboard gives you real-time insights into your account: subscription, usage, files, and recent requests—all in one place.

  • View subscription plan and credit usage
  • Track recent API requests and statuses
  • Manage and regenerate your files
  • Search and filter your files easily
  • Browse templates and API keys
API Dashboard Overview

File Retention Policy

Understanding how we manage your files

Files are automatically deleted after 24 hours. Deleted files can be regenerated for another 24 hours, after which they will be permanently deleted.

Active Files

Available for 24 hours from creation

Deleted Files

Can be regenerated for 24 hours after deletion

Permanent Deletion

Files are permanently deleted after 48 hours

Simple, Transparent Pricing

Choose the plan that fits your needs

Free

For testing and small projects

$0/month
  • 100 API calls per month
  • 1 template
  • 1 API key
  • Basic support
  • Easy to use EDITOR
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Most Popular

Pro

For small businesses

$8/month
  • 1,000 API calls per month
  • 5 templates
  • 3 API keys
  • Email support
  • $0.008/request
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Plus

For growing businesses

$25/month
  • 10,000 API calls per month
  • 15 templates
  • 7 API keys
  • Priority support
  • $0.0025/request
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Enterprise

For large organizations

Custom
  • Unlimited API calls
  • Unlimited templates
  • Unlimited API keys
  • Self-hosted option
  • Dedicated support
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Simple API Integration

Just a few lines of code to add text to your PDFs

// Example API call to fill a PDF template
const response = await fetch('https://api.pdfhub.com/v1/prefill', {
  method: 'POST',
  headers: {
    'Content-Type': 'application/json',
    'Authorization': 'Bearer YOUR_API_KEY'
  },
  body: JSON.stringify({
    templateId: 'template_123',
    fields: {
      name: 'John Doe',
      email: 'john@example.com',
      amount: '$1,250.00',
      date: '05/18/2025'
    }
  })
});

const result = await response.json();
console.log('Generated PDF URL:', result.pdfUrl);

Easy to Integrate

Our API is designed to be simple and straightforward. Just send your data and we'll return a filled PDF document.

  • RESTful API with JSON requests
  • Secure authentication with API keys
  • Detailed documentation with examples
  • SDKs for popular programming languages
  • Webhook support for asynchronous processing

Ready to Simplify Your PDF Workflows?

Start adding text to your PDFs programmatically today.

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