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Head-to-head · Decentralized Storage Services

Sia vs Storj

  • Updated Oct 2026
  • Both researched from official sources
  • 5 checks side by side
Higher score Sia #1 in Decentralized Storage Services 9.4/10 Free plan Free plan✓ 4 of 4 features Visit Sia
Storj #4 in Decentralized Storage Services 8.7/10 From $7/mo · 30-day trial ✓ 0 of 4 features Visit Storj

Sia leads on 5 checks, Storj on 0, and 0 are even. Who comes out ahead on the 5 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.

Our verdict

  • Highest scoreSia · 9.4/10
  • Free planonly Sia
  • Most featuresSia · 4 of 4

Sia scores higher on our rubric for decentralized storage services: 9.4 against 8.7 out of 10; our editors rank them #1 and #4.

Sia offers free plan; Storj doesn't. Sia offers client-side encryption; Storj doesn't publish it. Sia offers ipfs support; Storj doesn't publish it. Sia offers desktop apps; Storj doesn't publish it. Sia offers mobile apps; Storj doesn't publish it.

Sia is the better fit for individuals and teams wanting broad device coverage. Storj is the better fit for S3-compatible production object storage.

  • Sia fits best

    Individuals and teams wanting broad device coverage

  • Storj fits best

    S3-compatible production object storage

Advertiser disclosure: iTechGuides is reader-supported. We may earn a commission when you click some links. How we rank.

Side by side

Feature Sia 9.4/10 Visit ↗ Storj 8.7/10 Visit ↗
At a glance
Editor score 9.4 8.7
Ranking #1 in Decentralized Storage Services #4 in Decentralized Storage Services
Best for Individuals and teams wanting broad device coverage S3-compatible production object storage
Pricing model Free plan + paid Paid
Starting price Not published $7/mo
Free plan ✓ (best) —
Free trial — —
Deployment Cloud, Self-hosted, Desktop, Mobile Cloud, Self-hosted
Platforms Web, Windows, macOS, Linux, iOS, Android Web
Integrations 6 integrations 4 integrations
Features Sia 4/4 · Storj 0/4
Client-side encryption ✓ (best) Not published
IPFS support ✓ (best) Not published
Desktop apps ✓ (best) Not published
Mobile apps ✓ (best) Not published
Specs
Free storage 50 GB Not published
Network type Hybrid Not published
Our review
Pros
  • 50 GB free plan with client-side encryption
  • Apps for web, desktop, mobile, and API access
  • S3, rclone, Cyberduck, Nextcloud, and IPFS support
  • S3-compatible API and gateway support broadens tooling options.
  • Erasure-coded global distribution supports large-file storage workloads.
  • Versioning, Object Lock, and TTL expiration add retention controls.
Cons
  • Paid tiers limit the number of connected apps
  • Open-network pricing uses provider-set Siacoin rates
  • Multiple access tools can make setup more involved
  • Standard storage is globally distributed rather than region-specific.
  • Lifecycle configuration uses Storj-specific TTL controls.
  • Advanced storage costs more than the Standard tier.
Our verdict

Sia is a decentralized storage service for individuals, teams, developers, storage renters, and storage providers. It distributes encrypted, erasure-coded data across independent hosts and uses blockchain-enforced storage contracts. The…

Read the review →

Storj provides distributed cloud object storage for organizations managing backups, media, AI data, and other large files. Its hosted service offers an S3-compatible REST API and gateway, while Gateway ST supports a self-hosted option.…

Read the review →
  1. SiaDecentralized Storage Services 9.4Free plan
  2. StorjDecentralized Storage Services 8.7From $7/mo · 30-day trial

Strengths and trade-offs

  • Sia — where it wins

    • 50 GB free plan with client-side encryption
    • Apps for web, desktop, mobile, and API access
    • S3, rclone, Cyberduck, Nextcloud, and IPFS support

    Where it doesn't

    • Paid tiers limit the number of connected apps
    • Open-network pricing uses provider-set Siacoin rates
    • Multiple access tools can make setup more involved

  • Storj — where it wins

    • S3-compatible API and gateway support broadens tooling options.
    • Erasure-coded global distribution supports large-file storage workloads.
    • Versioning, Object Lock, and TTL expiration add retention controls.

    Where it doesn't

    • Standard storage is globally distributed rather than region-specific.
    • Lifecycle configuration uses Storj-specific TTL controls.
    • Advanced storage costs more than the Standard tier.
  • Sia9.4/10 · Free plan

    A broad, encrypted storage platform with a free tier and flexible access options.

    Visit SiaFull verdict →
  • Storj8.7/10 · From $7/mo · 30-day trial

    A mature S3-compatible storage service for distributed production workloads.

    Visit StorjFull verdict →

More comparisons

All decentralized storage services comparisons → · Full ranking →

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Last updated · How we research and update