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API Watermark Review

API Watermark is a freemium tool that enables users to add watermarks to images, videos, and PDFs using a REST API or a no-code interface.

shipped Aug 7, 2026codefreemium
Monthly visits1/mo
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API Watermark — product screenshot

Why it matters

1Offers a free tier with 100 calls/month.
2Provides a REST API for integration and supports batch processing.
3Usage-based pricing at $0.003 per API call.
4Supports watermarking for images, videos, and PDFs.

About API Watermark

Business Model
Usage-Based (Pay Per Use)
Usage Pricing
$0.003/call per call
Free Credits
100 calls/month
Platforms
Web, API
Target Audience
Photographers, E-commerce brands, Document platforms

Pricing Plans

Free Tier
Free
  • • 100 calls/month
  • • No credit card required
Pro Plan
50% off
  • • Unlimited calls
  • • API access
  • • Advanced features

Cost Examples

  • • Generate 1 image with watermark: ~$0.003
  • • Batch process 20 images: ~$0.06
API Docs

Specs

API Docs

View Documentation →

API Available

Yes, public API

overview

What is API Watermark?

API Watermark is a media processing tool developed by API Watermark that enables developers, photographers, and e-commerce platforms to add text or image watermarks to images, videos, and PDFs. It supports batch processing and provides features for precise positioning and opacity adjustments, available via a clean REST API or a no-code interface. The tool also encompasses functionalities for watermark removal, primarily offered through the Apify platform, which detects and removes watermarks using AI-powered inpainting.

features

Key Features of API Watermark

API Watermark provides a comprehensive set of features for both adding and, through its Apify-related offerings, removing watermarks from various media types. Its core capabilities focus on developer-friendly integration and scalable processing.

  • API access for programmatic integration.
  • Batch processing for efficient handling of multiple files.
  • Real-time watermarking for immediate application.
  • Support for both text and image overlays as watermarks.
  • Tiled watermark options for full coverage.
  • Precise positioning controls for watermark placement.
  • Opacity adjustments to control watermark visibility.
  • AI-powered watermark removal (via Apify platform) using inpainting.
  • Support for images, videos, and PDF documents.

use cases

Who Should Use API Watermark?

API Watermark is designed for individuals and organizations requiring automated and scalable solutions for media branding, copyright protection, and content preparation. Its API-first approach caters to developers building integrated solutions.

  • Photographers: To stamp proofs before sending galleries and protect intellectual property.
  • E-commerce platforms: To auto-brand product images on upload, ensuring consistent branding.
  • Document platforms: To burn viewer's identity (e.g., email, IP) into PDF pages for security and traceability.
  • Content creators: To add unremovable text or image watermarks to videos for copyright protection.
  • Developers: To integrate watermarking functionalities into custom applications and workflows.

how to use

How to Use API Watermark

Getting started with API Watermark involves either utilizing its REST API for programmatic control or leveraging its no-code interface for direct use. The API documentation provides detailed instructions for integration.

  • 1Visit the API Watermark website at https://apiwatermark.com/.
  • 2Access the API documentation at https://apiwatermark.com/docs for integration details.
  • 3Utilize the REST API to send requests for watermarking images, videos, or PDFs.
  • 4Specify watermark type (text or image), position, and opacity in API calls.
  • 5For no-code users, upload files directly through the interface and apply watermarks.
  • 6Leverage batch processing for large volumes of media files.

pricing

API Watermark Pricing & Plans

API Watermark operates on a freemium and usage-based model, offering a free tier for initial testing and a clear per-call cost for scaled usage. The Apify Watermark Remover API has a distinct pricing structure.

  • Free Tier: Free, includes 100 calls per month for testing and light usage.
  • Pro Plan: Offers 50% off standard usage rates, details on specific discount application are available upon inquiry.
  • Usage Pricing: $0.003 per API call for watermarking services.
  • Cost Example: Generating 1 image with a watermark costs approximately $0.003; batch processing 20 images costs approximately $0.06.
  • Apify Watermark Remover API: Flat $0.03 per image, with new Apify accounts receiving $5 in free credits (approx. 166 free removals).

Pros

  • +Offers a dedicated REST API for seamless integration into existing workflows.
  • +Supports batch processing, enabling efficient watermarking of large volumes of media.
  • +Provides precise control over watermark positioning and opacity.
  • +Compatible with images, videos, and PDF documents.
  • +Includes a free tier with 100 calls/month for evaluation and light usage.
  • +Features a no-code interface for users without development expertise.

Cons

  • −Specific aggregated user reviews for the standalone API Watermark product are not readily available.
  • −The flat $0.03 per image cost for watermark removal (via Apify) may be less competitive for very high volumes compared to some alternatives with tiered pricing.
  • −While it supports videos, advanced video editing features beyond watermarking are not its primary focus.
  • −The distinction between apiwatermark.com and Apify's related offerings might require clarification for some users.

Policies

Pricing Page

View Pricing→

Similar Tools

API Watermark vs Competitors

API Watermark competes in the broader media processing and watermarking landscape, differentiating itself through its dedicated API, no-code interface, and specific focus on images, videos, and PDFs. It faces competition from open-source tools and comprehensive media management platforms.

1
ImageMagick / FFmpeg↗

These are powerful, open-source command-line tools for image and video manipulation, respectively, allowing for highly customizable watermarking when self-hosted.

Unlike API Watermark, these require self-hosting and development effort to integrate into an application or create a no-code interface. They offer ultimate control but lack a ready-to-use hosted API or GUI.

2
CloudinaryOn Stork

Cloudinary is a comprehensive cloud-based service for managing and delivering images and videos, offering extensive transformation capabilities including watermarking via its API.

While Cloudinary offers a very robust API for image and video watermarking, it is a broader media management platform, potentially more complex than a dedicated watermarking API. PDF watermarking is less natively integrated compared to images and videos.

3
FilestackOn Stork

Filestack provides an API for file uploads, storage, and transformations, including watermarking for various media types, with a focus on developer integration.

Filestack offers similar API-driven watermarking for images and videos, and can handle PDFs, but its primary focus is on file management and delivery, which might be overkill if only watermarking is needed.

4
Uploadcare↗

Uploadcare offers a complete file handling platform with an API for uploads, storage, and on-the-fly transformations, including watermarking for images and videos.

Similar to Filestack, Uploadcare provides a broader file infrastructure with watermarking as one of its transformation features. While it offers a robust API, it might require more setup for just watermarking compared to a specialized service.

See every API Watermark alternative, compared→

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