Filestack

Name: Filestack
Brand: Filestack
Price: 49 USD
Rating: 4.1 (104 reviews)

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File upload and processing API

API Tools Developer Tools Cloud & Infrastructure

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4.1(104 across the web)

FreemiumVisit Website

Reviews onG2Capterra

104 reviews tracked

The Bottom Line

Entry price

From $49/mo (free plan available)

Biggest pro

File upload API

Biggest con

Expensive at scale

TL;DR - Filestack

Filestack is a file handling API for uploads, transformations, and delivery
It provides drag-and-drop uploads, image processing, and CDN delivery in one SDK
Free tier with 500 uploads/month, paid plans from $49/month

Pricing: Free plan available

Best for: Growing teams

4.1/5 across review platforms

What is Filestack?

Editorial review

Filestack handles file uploads, transformations, and delivery. Upload from any source, process images automatically, deliver through CDN-the file handling you'd build yourself, already built. The upload widget handles the UI. Transformations apply through URLs. The CDN ensures fast delivery. Applications needing file upload and processing without building infrastructure choose Filestack for complete file handling.

Available on: Web, iOS, Android

LCLouis CorneloupUpdated May 26, 2026 · how we evaluateSourcefilestack.com ↗

Pros & Cons

Pros

File upload API
Transformations
CDN included
Good documentation
Many integrations

Cons

Expensive at scale
Per-upload pricing
Storage costs extra
Learning curve
Better free alternatives

Ratings Across the Web

4.1(104 reviews)

Ratings aggregated from independent review platforms. Learn more

Key Features

File uploadsTransformationsCDN deliveryIntegrationsSecurityDeveloper tools

Pricing Plans

Free Trial

Pricing checked Jul 7, 2026

Developer

Free

Getting started

100 uploads/month
1GB storage
Basic transforms
Community support

Starter

$49/month

Growing apps

2,000 uploads/month
25GB storage
Advanced transforms
Email support

Pro

$149/month

Production apps

10,000 uploads/month
100GB storage
Workflows
Priority support

Enterprise

null

Large scale

Unlimited uploads
Custom storage
SLA
Dedicated support

Calculate your cost View full pricing

How Filestack's pricing compares

At $49/mo, Filestack is mid-range of its 4 direct competitors ($20 to $89/mo across the set).

Mux

$20

Filestack

$49

Transloadit

$69

Uploadcare

$79

Cloudinary

$89

Entry paid plan, monthly. Pricing checked Jul 7, 2026.

Reviews

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4.1/5

Across 104 verified user reviews on G2, Capterra

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Best Filestack Alternatives

Top alternatives based on features, pricing, and user needs.

View full list →

Google Cloud StoragePaid

Object storage by Google Cloud

4.7

AWS S3Paid

Scalable object storage by Amazon

4.7

CloudinaryFreemium

Manage, transform, and deliver images and videos at scale

4.5

UploadcareFreemium

Effortless file uploads, transformations, and delivery

4.7

MuxPaid

Video infrastructure for developers

4.4

Azure Blob StoragePaid

Object storage by Microsoft Azure

3.7

TransloaditFreemium

File uploading and processing API

See all API tools →

Still deciding?

Most buyers shortlist 2 or 3 tools before committing. Pull a side-by-side comparison or browse the full alternatives shortlist below.

All Filestack alternatives7+ tools ranked, pricing + verdict per pick Filestack vs Google Cloud StorageHead-to-head: features, pricing, who wins Filestack vs AWS S3Head-to-head: features, pricing, who wins Filestack vs CloudinaryHead-to-head: features, pricing, who wins

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Filestack FAQ

How does Filestack simplify file management for developers?

Filestack provides a comprehensive API that handles file uploads, transformations, and delivery, allowing developers to integrate file handling capabilities without building the infrastructure themselves. It includes a UI for uploads, URL-based transformations, and CDN delivery for fast access.

Which teams benefit most from using Filestack?

Teams that require robust file upload and processing capabilities for their applications, but prefer not to develop and maintain the underlying infrastructure, will find Filestack most beneficial. It is particularly useful for applications needing automatic image processing and efficient content delivery.

How is Filestack priced?

Filestack is available on a free tier, with paid plans offering increased usage limits and additional features. Its pricing model includes per-upload costs, and storage is an extra charge.

What kind of trade-offs should users consider when choosing Filestack?

Users should consider that Filestack can become expensive at scale due to its per-upload pricing and additional storage costs. There is also a learning curve involved, and better free alternatives might exist for simpler use cases.

Can Filestack be used to optimize image delivery for web applications?

Yes, Filestack can optimize image delivery by automatically processing images through its transformation features and delivering them rapidly via its integrated Content Delivery Network (CDN). This ensures fast loading times for visual content in web applications.

How does Filestack compare to AWS S3 for file storage and delivery?

Filestack differentiates itself from AWS S3 by offering integrated file upload widgets, automatic transformations, and CDN delivery as a complete solution. While AWS S3 provides raw storage, Filestack offers a more opinionated and feature-rich API for end-to-end file handling.

Source: filestack.com

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