Real benchmarks. Real features. See why users are switching to Relica.
Cloud backup speeds measured in controlled benchmarks
Controlled benchmarks, December 2025. 10 GB dataset, Windows Server 2022.
Lower is better - less impact on your work
CPU utilization measured during active backup. iDrive uses 100% of a single core.
| Feature | Relica | Backblaze | CrashPlan | iDrive |
|---|---|---|---|---|
| Backup Speed | 73.7 MB/s | TBA | 9.5 MB/s | 48.3 MB/s |
| CPU Usage | <8% | TBA | 28-40% | 100%† |
| Zero-Knowledge Encryption | ✓ | Optional | Optional˚ | Optional˚˚ |
| Unlimited Devices | ✓ | ✗ | ✗‡ | ✓ |
| Bring Your Own Cloud | ✓ | ✗ | ✗ | ✗ |
| Multi-Cloud Replication | Up to 5 | ✗ | ✗ | ✗ |
| Peer-to-Peer Backup | ✓ | ✗ | ✗ | ✗ |
| Local Backup | ✓ | ✗ | ✓ | ✓ |
| Open Source Engine | Restic | ✗ | ✗ | ✗ |
| No Vendor Lock-In | ✓ | ✗ | ✗ | ✗ |
| Version Retention | Unlimited | 30 days∥ | 30-90 days# | 30 versions |
| NAS Backup | ✓ | ✗ | ✓ | ✓ |
| External Drive Backup | ✓ | 30 days∥ | ✓ | ✓ |
| Self-Hosted Storage | ✓ | ✗ | ✗ | ✗ |
| Linux Support | ✓ | ✗ | ✓ | ✓ |
| BSD Support | ✓ | ✗ | ✗ | ✗ |
| ZFS Filesystem Support | ✓ | ✗ | ✗ | ✗ |
| Starting Price | $5/mo* | $9/mo | from $2.99/mo§ | from $8/mo¶ |
*Relica: $5/mo with annual billing ($60/year). Monthly billing available at $7/mo.
˚CrashPlan: Zero-knowledge requires "Custom Key" option, only available on Enterprise/Small Business plans.
˚˚iDrive: Must enable private key during initial signup; cannot add later. Web app access transmits key to servers.
†iDrive default CPU throttle is 100% (configurable). Measured during active backup operations.
‡CrashPlan: 2 devices (Essential/Professional) or 4 devices (Enterprise) per user license.
§CrashPlan Essential: $2.99/mo with 200GB storage cap. Professional plan ($8/mo) includes unlimited storage.
¶iDrive: ~$8/mo regular price (5TB plan, annual). First-year promotional pricing often lower.
∥Backblaze: 30-day default. 1 year free upgrade available. "Forever" costs $0.006/GB/mo. External drives deleted after 30 days if disconnected.
#CrashPlan: Essential 30 days, Professional/Small Business 90 days. Enterprise plans may offer unlimited.
Complete backups in a fraction of the time. Smart CPU scheduling means faster backups without slowing down your work.
Unlike Backblaze and CrashPlan, use your own cloud accounts or our managed storage. No vendor lock-in.
One subscription covers all your computers. Unlike Backblaze (1 device per license) or CrashPlan (2-4 devices), no per-device fees ever.
Back up to 5 cloud providers simultaneously with a single upload. Geographic diversity without extra effort.
Powered by Restic, a battle-tested backup engine. Your backups work even without Relica - no proprietary formats.
Full Linux support with a native GUI - something Backblaze doesn't offer. Windows, macOS, Linux, and BSD.