Google Cloud Storage Transfer Service
Cloud migration software
Data integration tools
Cloud data integration software
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What is Google Cloud Storage Transfer Service
Google Cloud Storage Transfer Service is a managed data transfer service for moving or synchronizing data into Google Cloud Storage from other cloud object stores, on-premises sources, or other Google Cloud Storage buckets. It is used by IT and cloud operations teams for one-time migrations, recurring transfers, and scheduled data movement as part of cloud adoption or storage consolidation. The service supports online transfers and can be paired with offline transfer appliances for large-scale migrations, with configuration and monitoring available through Google Cloud Console, APIs, and command-line tools.
Managed, scalable transfer orchestration
The service provides a managed control plane for scheduling, running, and monitoring transfers without deploying and maintaining dedicated transfer servers. It supports large datasets and parallelism to improve throughput, which is useful for enterprise-scale migrations. Built-in job configuration (schedules, filters, overwrite behavior) reduces custom scripting compared with ad hoc tooling.
Multiple source and sink options
It supports transfers from other cloud object storage providers, HTTP/HTTPS sources, on-premises file systems (via an agent), and between Google Cloud Storage buckets. This flexibility covers common migration patterns such as cloud-to-cloud moves and periodic synchronization. It also supports offline transfer via Google-managed appliances for scenarios where network transfer is impractical.
Integration with Google Cloud IAM
It integrates with Google Cloud identity and access management for controlling who can create and run transfer jobs. Auditability and operational visibility are available through Google Cloud logging and monitoring integrations. This aligns with organizations standardizing on Google Cloud governance and security controls.
Primarily Google Cloud–centric
The service is designed to land data in Google Cloud Storage, so it is less suitable as a general-purpose, multi-target integration platform. Organizations that need to orchestrate transfers across many non-Google destinations may require additional tools. Some cross-cloud scenarios can be constrained by source-side permissions, egress costs, and provider-specific limits.
Limited transformation and ETL features
It focuses on data movement rather than data transformation, enrichment, or complex workflow orchestration. Users needing schema mapping, content conversion, or downstream pipeline steps typically pair it with separate data processing services. This can increase overall solution complexity for integration-heavy use cases.
Operational tuning can be required
Achieving predictable performance may require tuning around scheduling, object listing behavior, and network constraints, especially for very large object counts. Error handling and retries are available, but troubleshooting can still involve examining logs and source-side constraints. For on-premises transfers, the agent-based setup introduces additional operational considerations (host sizing, connectivity, and permissions).
Plan & Pricing
Pricing model: Pay-as-you-go Free tier/trial: See notes below Example costs:
- Agentless transfers: No charges (free).
- Agent-based transfers to or from file systems: $0.0125 per GB transferred to the destination successfully.
- Agent-based transfers from S3-compatible storage: No charges (free).
- Agent-based transfers from HDFS: No charges (free).
- Transfers from S3 over managed private network (region-specific): North America – $0.03 per GiB; EU – $0.04 per GiB; APAC – $0.08 per GiB. Additional charges: Charges for Cloud Storage (storage, operations, network egress) and any outbound/operation charges from external cloud providers may apply; Storage Transfer Service charges are in addition to these. The service uses Cloud Storage rewrite (Class A) and metadata (Class B) operations during transfers which are billed per Cloud Storage pricing. Discount options: Contact sales for custom quotes; pay-as-you-go model.
Seller details
Google LLC
Mountain View, CA, USA
1998
Subsidiary
https://cloud.google.com/deep-learning-vm
https://x.com/googlecloud
https://www.linkedin.com/company/google/
