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Head-to-head · Cloud Storage Services

Amazon S3 vs Nextcloud Files

  • Updated Oct 2026
  • Both researched from official sources
  • 4 checks side by side
Higher score Amazon S3 #5 in Cloud Storage Services 8.9/10 From $0.02/mo ✓ 0 of 3 features Visit Amazon S3
Nextcloud Files #7 in Cloud Storage Services 8.7/10 Free plan Free plan✓ 3 of 3 features Visit Nextcloud

Amazon S3 leads on 0 checks, Nextcloud Files on 1, and 3 are even. Who comes out ahead on the 4 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreAmazon S3 · 8.9/10
  • Free planonly Nextcloud Files
  • Most featuresNextcloud Files · 3 of 3

Amazon S3 scores higher on our rubric for cloud storage services: 8.9 against 8.7 out of 10; our editors rank them #5 and #7.

Nextcloud Files offers free plan; Amazon S3 doesn't.

Amazon S3 is the better fit for developers and applications needing object storage. Nextcloud Files is the better fit for open-source teams with self-hosting needs.

  • Amazon S3 fits best

    Developers and applications needing object storage

  • Nextcloud Files fits best

    Open-source teams with self-hosting needs

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Side by side

Feature Amazon S3 8.9/10 Visit ↗ Nextcloud Files 8.7/10 Visit ↗
At a glance
Editor score 8.9 8.7
Ranking #5 in Cloud Storage Services #7 in Cloud Storage Services
Best for Developers and applications needing object storage Open-source teams with self-hosting needs
Pricing model Paid Free plan + paid
Starting price From $0.02/mo €53.17/user/yr
Free plan — ✓ (best)
Free trial — —
Deployment Cloud Cloud, Self-hosted, Desktop, Mobile
Platforms Web Web, Windows, macOS, Linux, iOS, Android
Integrations 8 integrations 7 integrations
Features Amazon S3 0/3 · Nextcloud Files 3/3
File versioning Not checked yet ✓ (best)
Zero-knowledge encryption Not checked yet ✓ (best)
Business admin controls Not checked yet ✓ (best)
Specs
Storage limit Not checked yet Not checked yet
File size limit Not checked yet Not checked yet
Device platforms Not checked yet windows, macos, linux, android, ios
Our review
Pros
  • Lifecycle rules, versioning, retention controls, and replication
  • REST API, SDK, CLI, and web console access
  • Integrations across Lambda, Athena, CloudFront, and AWS tools
  • Self-hosting with desktop, mobile and browser access
  • Versioning, permissions, file locking and protected sharing
  • Broad external storage and collaboration integrations
Cons
  • Paid-only service with usage-based billing
  • Pricing varies by region, storage class, requests, and data transfer
  • Access is centered on web and API-based workflows
  • Requires a self-hosted or hosted-provider deployment
  • Default web upload limit is 512 MB
  • Storage capacity depends on the configured backend
Our verdict

Amazon S3 is a cloud object storage service for organizing, protecting, and retrieving data in buckets. It is suited to developers and applications that need storage for data lakes, backups, archives, analytics, content delivery, or…

Read the review →

Nextcloud Files is an open-source file synchronization and sharing platform for individuals, teams and enterprises. Organizations can deploy it on-premises, in private clouds or through hosted providers, while retaining control of storage…

Read the review →
  1. Amazon S3Cloud Storage Services 8.9From $0.02/mo
  2. Nextcloud FilesCloud Storage Services 8.7Free plan

Strengths and trade-offs

  • Amazon S3 — where it wins

    • Lifecycle rules, versioning, retention controls, and replication
    • REST API, SDK, CLI, and web console access
    • Integrations across Lambda, Athena, CloudFront, and AWS tools

    Where it doesn't

    • Paid-only service with usage-based billing
    • Pricing varies by region, storage class, requests, and data transfer
    • Access is centered on web and API-based workflows
  • Nextcloud Files — where it wins

    • Self-hosting with desktop, mobile and browser access
    • Versioning, permissions, file locking and protected sharing
    • Broad external storage and collaboration integrations

    Where it doesn't

    • Requires a self-hosted or hosted-provider deployment
    • Default web upload limit is 512 MB
    • Storage capacity depends on the configured backend

More comparisons

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update