- Home
- Storage Migration Software
- Cloudsfer
Cloudsfer
New York, United States
What it is
Cloudsfer is a web service for migrating, backing up, and synchronizing files across cloud and on-premise systems. It supports migration to more than 20 cloud storage providers, with listed connections including Dropbox, Box, OneDrive, SharePoint Online, Amazon S3, and Google Drive. Migration tools include delta transfers, filters, reports, and an on-premise agent. Scheduled backups can run daily, weekly, or monthly, including to a local environment. Synchronization moves cloud and on-premise data on a configured schedule and transfers only changes. Cloudsfer says communications are encrypted and it does not store user data or passwords; its migration page also describes TLS transfers and says data is not kept on its servers. The Free Tier costs nothing for 1GB. Essential costs $100 a month for 100GB, with overage at $1.20 per GB. A no-card trial provides data volume for a test migration. The service is available on the web, and Cloudsfer describes its migration solution as serving IT administrators and organizations.
For and against
For
- Migration supports more than 20 cloud storage providers.
- Backups can run daily, weekly, or monthly.
- Sync transfers only data changes.
- Trial includes test-migration volume and requires no credit card.
Against
- Free Tier includes 1GB.
- Essential is $100 a month.
- Free Tier support is by email ticketing.
The verdict
Cloudsfer brings migration, scheduled backup, and synchronization into one web service, with a listed free tier and a no-card trial. Check the capacity and overage terms for each plan against the amount of data you need to move.
Who it suits
Cloudsfer may suit IT administrators and organizations moving or protecting files across cloud and on-premise systems. Its scheduled backup and synchronization options also fit teams that need recurring transfers.
Plans and prices
Free
250 MB · 1 parallel job · free support
Read 15 Oct 2026 · cloudsfer.com
Basic
25 GB/month · $0.75 per additional GB · one-time migration · 1 parallel job
Read 15 Oct 2026 · cloudsfer.com
Standard
100 GB/month · $0.75 per additional GB · backup · weekly scheduling
Read 15 Oct 2026 · cloudsfer.com
Pro
250 GB/month · $0.75 per additional GB · backup and automatic sync · daily scheduling
Read 15 Oct 2026 · cloudsfer.com
Free Tier
1GB
Read 28 Sep 2026 · cloudsfer.com
Essential
100GB · Overage: $1.20 per GB · 1 parallel job
Read 28 Sep 2026 · cloudsfer.com
Professional
400GB · Overage: $0.90 per GB · 2 parallel jobs
Read 28 Sep 2026 · cloudsfer.com
Enterprise
1TB · Overage: $0.80 per GB · 4 parallel jobs
Read 28 Sep 2026 · cloudsfer.com
Custom plan
Dedicated migration servers · professional consultancy · multi-user migration · tailored quotas
Read 15 Oct 2026 · cloudsfer.com
On the record
- Backup
- Cloudsfer describes automated backups on daily, weekly, or monthly schedules, including backup to a local environment.cloudsfer.com · read 28 Sep 2026
- CASA compliance
- Cloudsfer announced Google App Defense Alliance CASA Tier 2 compliance and alignment with NIST, OWASP and ISO/IEC 27001 practices.cloudsfer.com · read 15 Oct 2026
- Cloud integrations
- Supported connectors include Google Drive, Dropbox, Box, OneDrive, SharePoint Online, Amazon S3, Azure Blob, Egnyte, Backblaze B2, Procore, BIM 360, Autodesk Construction Cloud, WebDAV, FTP, OpenText, Yandex Disk and NAS file systems.cloudsfer.com · read 15 Oct 2026
- Cloudsfer Sync
- The Sync feature listens for Autodesk Construction Cloud file and folder events and replicates them to destinations including Box, Google Drive, SharePoint, OneDrive, Egnyte and Windows file servers.support.cloudsfer.com · read 15 Oct 2026
- Company facts
- LinkedIn lists Cloudsfer as privately held software-development company founded in 2014, headquartered in New York and employing 11–50 people.linkedin.com · read 15 Oct 2026
- Company ownership
- Cloudsfer is presented as a product created and powered by Tzunami Inc.cloudsfer.com · read 15 Oct 2026
- Crunchbase profile
- Crunchbase describes Cloudsfer as an active private Tzunami sub-organization in New York with a 1–10 employee estimate and no publicly displayed founded year.crunchbase.com · read 15 Oct 2026
- Delta migration
- Delta mode transfers only newly changed data instead of repeating a complete migration.cloudsfer.com · read 15 Oct 2026
- Documentation depth
- The help center lists 24 integration guides, 10 on-premises articles, 9 bulk-migration articles, 10 backup articles, 2 restore articles and 40 FAQ entries.support.cloudsfer.com · read 15 Oct 2026
- Integrations
- Listed systems include Dropbox, Box, OneDrive, SharePoint Online, Egnyte, Amazon S3, Google Drive, Azure Blob, BIM 360, Procore, FTP, and WebDAV.cloudsfer.com · read 28 Sep 2026
- Intended users
- Cloudsfer describes its migration solution as serving IT administrators and entire organizations.cloudsfer.com · read 28 Sep 2026
- Launch
- Cloudsfer says it launched in 2015.cloudsfer.com · read 28 Sep 2026
- Limit: pricing
- A G2 reviewer stopped using Cloudsfer because of price and another requested more plans or bulk-transfer discounts.g2.com · read 15 Oct 2026
- Limit: reliability and visibility
- A recent G2 reviewer reported very slow transfers, recurring disconnections, failed file moves and weak failure-status guidance.g2.com · read 15 Oct 2026
- Limit: security expectations
- One G2 reviewer considered Cloudsfer less privacy-focused than competitors and said it lacked more advanced protections such as zero-knowledge encryption.g2.com · read 15 Oct 2026
- Limit: SFTP and usability
- A Software Advice review reported that SFTP was unsupported, the interface was less easy than newer alternatives and chat support sometimes ended before issues were solved.softwareadvice.com · read 15 Oct 2026
- Limit: support responsiveness
- Reviews mention slow responses from support, especially outside business hours.g2.com · read 15 Oct 2026
- Maker history
- LinkedIn lists Tzunami as founded in 1999, privately held, headquartered in New York and sized at 51–200 employees.linkedin.com · read 15 Oct 2026
The review
Overview
Cloudsfer combines file migration, scheduled backup, and synchronization across cloud and on-premise systems. It is aimed at IT administrators and organizations managing transfers across several storage services, rather than individuals seeking a simple photo or file backup tool.
Its breadth of supported systems and migration controls suit planned business moves; the trade-off is that even the entry paid tier has a 100GB quota and allows only one parallel job.
Key features
Cloudsfer supports migration to more than 20 cloud storage providers. Its connections span Google Drive, Dropbox, Box, OneDrive, SharePoint Online, Egnyte, Amazon S3, Azure Blob, NAS file systems, OpenText, FTP, WebDAV, BIM 360, Autodesk Construction Cloud, Procore, Backblaze B2, CyberFortress, Yandex Disk, and Amazon S3-compatible storage. That coverage is useful for mixed business environments, though the breadth matters most to teams coordinating moves across multiple systems.
Migration includes delta transfers, filters, detailed reporting, an on-premise agent, and cutover orchestration. Metadata and access preservation are supported, and each listed tier includes these migration features. Delta migration can avoid retransferring unchanged data; parallel-job limits still determine how many transfers a team can run at once.
Scheduled synchronization transfers cloud and on-premise data and moves only changes. Automated backups can run daily, weekly, or monthly, including to a local environment. These options make Cloudsfer relevant beyond a one-time migration, but its appeal depends on needing scheduled file movement or backup alongside transfer tooling.
Cloudsfer says communications between systems are encrypted and that it does not retain user data or passwords. Its migration pricing page specifies secure TLS transfers and says data is not stored on its servers. Free Tier includes email ticketing; paid plans include 24/7 technical support by email, phone, and live chat, a meaningful distinction for organizations that need help during transfers.
Pricing
The Free Tier costs nothing and includes 1GB, with email ticketing. It is a small-scale way to assess the service, but the quota is too limited for many organizational migrations. Cloudsfer also advertises 5 GB free and transfer pricing from $0.25 per GB of data transferred; those usage terms differ from the tiered monthly plans, so readers should match the pricing model to their workload.
Essential costs $100 a month for 100GB, one parallel job, and overage at $1.20 per GB. It is the least expensive paid tier, but the quota and single job make it a narrow fit for smaller, sequential migrations. Professional costs $320 a month for 400GB, two parallel jobs, and $0.90 per GB overage. It offers more capacity and concurrency for teams handling multiple transfers, at a substantial step up in monthly cost.
Enterprise costs $780 a month for 1TB, four parallel jobs, and $0.80 per GB overage. It is the clearest fit among the fixed tiers for larger workloads needing concurrent jobs, though its overage rate still matters if transfers exceed quota. The Custom Plan has custom pricing for large quotas or multi-user solutions. Paid plans include 24/7 technical support by email, phone, and live chat.
The free trial provides the data volume needed for a test migration and requires no credit card. That lets teams evaluate a representative migration before choosing a tier, but it is separate from the ongoing plan quotas.
Platforms
Cloudsfer is web-based. Its supported migration endpoints include cloud providers, NAS and other file systems, and on-premise systems; it is not presented as a native desktop or mobile app.
Who it's for
Cloudsfer is best suited to IT administrators and organizations moving files between supported storage systems, especially when reporting, cutover orchestration, metadata or access preservation, and scheduled backup or synchronization are priorities. Smaller users with little data may find the free tier useful for a limited migration, but those needing a generous free allowance or a simple personal backup experience should look elsewhere.
Pros and cons
- Pros: Broad support across more than 20 cloud providers and additional on-premise and file-system endpoints helps with mixed-platform migrations.
- Pros: Delta migration, filters, reporting, cutover orchestration, and metadata and access preservation offer administrators meaningful controls over file moves.
- Pros: Daily, weekly, or monthly backup schedules and delta-based synchronization extend the service beyond one-time migration.
- Cons: The Free Tier is capped at 1GB, while the advertised 5 GB free option has a different usage-pricing model.
- Cons: Essential costs $100 a month for 100GB and one parallel job, which may not suit larger or time-sensitive moves.
- Cons: Overage charges apply on the fixed plans, so a workload above quota increases the bill beyond the monthly price.
Alternatives
For a wider set of migration options, browse Storage Migration Software.
Choose Synology Photos instead for a free photo-focused service when you have a Synology NAS; it is not a general migration counterpart.
Azure Storage Mover is a free alternative for on-premises-to-Azure or AWS-to-Azure moves, with standard storage, transaction, and networking charges applying.
Google Cloud Storage is a better fit when the need is cloud object storage with usage-based pricing that varies by storage class and bucket location, rather than a migration service.
NetApp XCP offers a free one-year license, renewable for another year, for users seeking a migration tool with Linux, Windows, or self-hosted platform support.
Synology Active Backup for SaaS is a free add-on for a Synology NAS for Microsoft 365 and Google Workspace backup.
Huawei HiSecEngine USG6800G is another option.
Atempo Lina is another option.
Data Dynamics StorageX uses a terabyte-consumption pricing model, so it may suit readers looking for consumption-based pricing rather than Cloudsfer’s fixed monthly quotas.
Verdict
Cloudsfer is a strong fit for organizations that need to move files across varied cloud and on-premise systems while retaining migration controls and adding scheduled backup or synchronization. Its main reason to choose it is the combination of broad endpoint support and practical migration features; its main reason to look elsewhere is the cost and quota structure, particularly if a move exceeds the entry tier or needs more parallel jobs.