Filestack
Image optimization software
Content delivery network (CDN) software
- Features
- Ease of use
- Ease of management
- Quality of support
- Affordability
- Market presence
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$19 per month
Free Trial
Free version unavailable
Small
Medium
Large
- Information technology and software
- Media and communications
- Education and training
What is Filestack
Filestack is a developer-focused file handling platform that provides APIs and SDKs for uploading, transforming, optimizing, and delivering images and other files in web and mobile applications. It is used by product and engineering teams to implement file upload workflows, image processing (resize, crop, format conversion, compression), and delivery via CDN-backed URLs. The service emphasizes embeddable upload components, transformation pipelines, and security controls such as signed URLs and access policies.
Developer APIs and SDKs
Filestack provides REST APIs and client/server SDKs to integrate uploads and transformations into applications. It supports common implementation patterns such as direct-to-cloud uploads, resumable uploads, and configurable upload widgets. This reduces the amount of custom code needed compared with building upload and processing infrastructure in-house.
On-the-fly image transformations
Filestack supports URL-based transformations for resizing, cropping, format conversion, and compression. Teams can generate multiple renditions without pre-processing and storing every variant. This approach aligns with modern image optimization workflows where variants are created per device or layout needs.
End-to-end file workflow features
Beyond image optimization, Filestack includes ingestion from multiple sources, storage handling, and delivery links, which can simplify end-to-end file workflows. It also offers security features such as signed URLs and policy-based access controls to help protect assets. These capabilities can be useful when applications need both upload UX and downstream processing in one service.
Not a pure-play CDN
While Filestack delivers assets via CDN-backed URLs, its core value is file handling and transformation rather than full CDN feature depth. Organizations needing advanced edge controls, extensive network configuration options, or broader content delivery capabilities may require a dedicated CDN service alongside it. This can add architectural complexity for some deployments.
Cost scales with usage
Pricing typically scales with bandwidth, storage, transformations, and request volume, which can become material at high traffic levels. Image-heavy consumer applications may need careful monitoring and budgeting to avoid unexpected spend. Cost optimization may require caching strategy, transformation governance, and limiting redundant variants.
Platform dependency for pipelines
Applications that rely heavily on Filestack-specific transformation URLs, policies, and upload components can face switching costs. Migrating to another stack may require refactoring URL patterns, security policies, and client integrations. Teams with strict portability requirements may prefer more self-managed or standards-based processing approaches.
Plan & Pricing
| Plan | Price | Key features & notes |
|---|---|---|
| Micro | $19 per month | 20 GB bandwidth, 5,000 uploads, 10,000 transformations, 10 GB storage; free for 21 days (signup page). |
| Start | $69 per month | 75 GB bandwidth, 20,000 uploads, 50,000 transformations, 50 GB storage; free 21-day trial (pricing page / signup). |
| Grow (Most popular) | $199 per month | 200 GB bandwidth, 50,000 uploads, 150,000 transformations, 150 GB storage; free 21-day trial (pricing page). |
| Scale | $379 per month | 400 GB bandwidth, 125,000 uploads, 300,000 transformations, 350 GB storage; free 21-day trial (pricing page). |
| Enterprise | Custom pricing | Contact sales for custom enterprise plans and limits. |
Additional paid add-ons / plugins (examples): Image Upscaling $49/month; Custom CNAME $79/month; OCR and many AI/processing plugins $49–$99/month. Platinum support optional ($90–$100/month depending on plan). (See Filestack plugins & pricing page.)
Seller details
Filestack, Inc.
San Antonio, TX, USA
2012
Private
https://www.filestack.com/
https://x.com/filestack
https://www.linkedin.com/company/filestack/
