AWS Glacier Pricing Calculator

Estimate your long-term archive storage costs on Amazon S3 Glacier and Glacier Deep Archive.

AWS Glacier Pricing Calculator

What is AWS Glacier Pricing?

AWS Glacier pricing refers to the cost structure associated with storing data in Amazon S3 Glacier and S3 Glacier Deep Archive. These services are designed for long-term data archiving and backup, offering highly durable and low-cost storage solutions. Unlike standard S3 storage classes, Glacier services prioritize cost savings over immediate data access. Therefore, understanding their pricing model is crucial for managing your cloud expenses effectively. The core components of AWS Glacier pricing include storage costs, data retrieval costs, and request fees. By analyzing these elements, businesses can accurately forecast their expenditure for archiving vast amounts of data over extended periods. This type of storage is ideal for regulatory compliance archives, media asset preservation, scientific data, and any data that is rarely accessed but must be retained securely and cost-efficiently.

Many organizations mistakenly believe that “archival” storage means zero cost, or they underestimate the costs associated with retrieving data. It’s important to note that while per-GB storage costs are significantly lower than standard cloud storage, retrieval operations can incur separate charges. Glacier pricing is structured to incentivize infrequent access, making it exceptionally economical for data that is stored and largely forgotten until needed. The two main tiers, S3 Glacier and S3 Glacier Deep Archive, offer different retrieval times and cost points, allowing further optimization based on access needs.

Who Should Use AWS Glacier Pricing?

• Businesses requiring long-term data retention for compliance (e.g., financial records, healthcare data, legal documents).
• Organizations needing to back up large datasets that are rarely accessed but must be preserved.
• Media companies archiving raw footage or finished assets.
• Research institutions storing large experimental datasets.
• Anyone looking to significantly reduce costs for infrequently accessed data compared to standard object storage.

Common Misconceptions About AWS Glacier Pricing

• Misconception: Glacier is free or extremely cheap with no hidden costs.
  Reality: While storage is very cheap, retrieval fees and request charges apply and can be significant if data is accessed frequently.
• Misconception: Glacier is just like S3 Standard, but cheaper.
  Reality: Glacier has different access patterns and retrieval times (minutes to hours) compared to S3 Standard (milliseconds).
• Misconception: All Glacier services have the same retrieval speed and cost.
  Reality: S3 Glacier (Flexible Retrieval) offers faster retrieval options than S3 Glacier Deep Archive, with Deep Archive being the lowest cost but slowest to access.

AWS Glacier Pricing Formula and Mathematical Explanation

The total monthly cost for AWS Glacier storage is a sum of several components: the cost of storing the data, the cost associated with retrieving data, and potentially request fees. For simplicity and to provide a forward-looking estimate, we often annualize the storage cost based on an expected lifecycle duration.

Monthly Storage Cost Calculation

The primary cost is for storing the data itself. This is calculated based on the amount of data stored (in GB) multiplied by the per-GB-per-month storage rate for the selected tier.

Formula: Monthly Storage Cost = Storage Volume (GB) × Storage Rate ($/GB/Month)

Monthly Retrieval Cost Calculation

When data is retrieved, there are costs associated with both the volume of data transferred out and potentially the number of requests made. For this calculator, we focus on the data retrieval volume cost.

Formula: Monthly Retrieval Cost = Data Retrieved (GB) × Retrieval Rate ($/GB)

Note: Request fees for retrievals are often small per request but can add up. This calculator simplifies by focusing on data volume retrieval costs, assuming a typical number of requests.

Total Estimated Monthly Cost

The total estimated monthly cost is the sum of the storage cost and the retrieval cost. We also consider an annualized perspective based on the lifecycle policy, which is often how long-term storage costs are evaluated.

Formula: Total Monthly Cost = Monthly Storage Cost + Monthly Retrieval Cost

Annualized Storage Cost (for reference): Annual Storage Cost = Storage Volume (GB) × Storage Rate ($/GB/Month) × 12 Months

The calculator will display the estimated monthly cost and an estimated cost over the specified lifecycle policy in months.

Variable Explanations Table

Variable	Meaning	Unit	Typical Range
Storage Volume	Total amount of data stored.	GB	1 to 100,000+
Storage Tier	The specific S3 Glacier service used.	N/A	S3 Glacier, S3 Glacier Deep Archive
Storage Rate	Cost per GB per month for the selected tier.	$/GB/Month	~$0.004 (Glacier), ~$0.00099 (Deep Archive)
Retrieval Requests	Number of times data is requested for retrieval per month.	Count	0 to 1,000+
Data Retrieved	Total GB of data retrieved per month.	GB	0 to 10,000+
Retrieval Rate	Cost per GB of data retrieved.	$/GB	~$0.00008 (Glacier), ~$0.012 (Deep Archive)
Lifecycle Policy	Average duration data is stored before potential deletion or migration.	Months	12 to 120+
Total Monthly Cost	Sum of all monthly storage and retrieval costs.	$	Varies greatly
Cost over Lifecycle	Total estimated cost for the duration of the lifecycle policy.	$	Varies greatly

Practical Examples (Real-World Use Cases)

Example 1: Compliance Archiving for a Small Business

Scenario: A small financial advisory firm needs to archive client records for 7 years (84 months) to comply with regulations. They estimate having 500 GB of data to store and rarely expect to retrieve it, perhaps only 2-3 times a year, retrieving about 5 GB each time.

Inputs:

• Storage Volume: 500 GB
• Storage Tier: S3 Glacier Deep Archive
• Number of Retrieval Requests: 3 per month (annualized for calculation)
• Data Retrieved: 15 GB per month (annualized for calculation)
• Lifecycle Policy: 84 Months

Estimated Costs (using approximate current rates):

• Glacier Deep Archive Storage Rate: ~$0.00099/GB/Month
• Glacier Deep Archive Retrieval Rate: ~$0.012/GB
• Monthly Storage Cost = 500 GB × $0.00099/GB/Month = $0.495
• Monthly Retrieval Cost = 15 GB × $0.012/GB = $0.18
• Total Estimated Monthly Cost: $0.495 + $0.18 = $0.675
• Estimated Cost over 84 Months: $0.675/Month × 84 Months = $56.70

Interpretation: For this scenario, using S3 Glacier Deep Archive provides extremely low-cost, long-term storage. The monthly cost is negligible, and even over 7 years, the total cost is very modest, highlighting the value for compliance.

Example 2: Media Asset Archiving for a Production House

Scenario: A video production company archives raw footage and completed projects. They have 10 TB (10,240 GB) of data. They use S3 Glacier (Flexible Retrieval) because they anticipate needing to retrieve specific clips or full projects occasionally for re-edits or licensing. They estimate retrieving about 50 GB per month on average, with maybe 10 retrieval requests.

Inputs:

• Storage Volume: 10240 GB
• Storage Tier: S3 Glacier (Flexible Retrieval)
• Number of Retrieval Requests: 10 per month
• Data Retrieved: 50 GB per month
• Lifecycle Policy: 36 Months (as a typical project lifecycle)

Estimated Costs (using approximate current rates):

• S3 Glacier Storage Rate: ~$0.004/GB/Month
• S3 Glacier Retrieval Rate: ~$0.00008/GB
• Monthly Storage Cost = 10240 GB × $0.004/GB/Month = $40.96
• Monthly Retrieval Cost = 50 GB × $0.00008/GB = $0.004
• Total Estimated Monthly Cost: $40.96 + $0.004 = $40.964
• Estimated Cost over 36 Months: $40.964/Month × 36 Months = $1474.70

Interpretation: For a larger volume of data with moderate retrieval needs, S3 Glacier (Flexible Retrieval) offers a balance between cost and accessibility. The monthly cost is manageable, and the retrieval costs are minimal for this usage pattern. If retrievals were much higher, the costs would increase.

How to Use This AWS Glacier Pricing Calculator

Using the AWS Glacier Pricing Calculator is straightforward. Follow these steps to get an accurate estimate of your archiving costs:

Step 1: Input Your Storage Volume

Enter the total amount of data you intend to store in Amazon S3 Glacier or Glacier Deep Archive, measured in Gigabytes (GB). Be as accurate as possible. If you’re unsure, estimate on the higher side to ensure you budget accordingly.

Step 2: Select Your Storage Tier

Choose between “S3 Glacier (Flexible Retrieval)” and “S3 Glacier Deep Archive”.

• S3 Glacier (Flexible Retrieval): Offers retrieval times from minutes to hours and is slightly more expensive than Deep Archive. Suitable for data accessed perhaps a few times a year.
• S3 Glacier Deep Archive: The lowest-cost storage option, but retrieval takes hours (typically 12-48 hours). Ideal for data rarely, if ever, accessed but must be retained.

Step 3: Estimate Retrieval Activity

Number of Retrieval Requests: Provide an estimate of how many times per month you anticipate initiating a data retrieval. This impacts request fees (though not heavily emphasized in this simplified calculator) and helps contextualize retrieval costs.

Data Retrieved (GB per month): Estimate the total volume of data (in GB) you expect to download or access each month. This is a key cost driver for retrievals.

Step 4: Specify Lifecycle Policy

Enter the average number of months you expect the data to remain in Glacier storage. This helps in calculating the total cost over the data’s expected retention period, providing a more comprehensive financial outlook than just a monthly figure.

Step 5: Calculate and Review Results

Click the “Calculate Costs” button. The calculator will display:

• Primary Result: The estimated total monthly cost for your specified parameters.
• Intermediate Values: Breakdown of monthly storage costs and retrieval costs.
• Key Assumptions: The estimated cost over your specified lifecycle duration and the per-GB/per-month storage rates used.
• Formula Explanation: A brief description of how the costs are calculated.

Step 6: Use the Tools

Reset Button: Click this to clear all fields and return to the default values, allowing you to start a new calculation easily.

Copy Results Button: Click this to copy the main result, intermediate values, and key assumptions to your clipboard, making it easy to paste into reports or documentation.

Decision-Making Guidance

Use the results to compare the costs of different storage tiers based on your access patterns. If retrieval costs seem high, consider if S3 Standard or S3 Intelligent-Tiering might be more appropriate for data accessed more frequently. For long-term, infrequent-access data, Glacier and Deep Archive are typically the most cost-effective solutions.

Key Factors That Affect AWS Glacier Pricing Results

Several factors significantly influence the final AWS Glacier pricing estimates. Understanding these is key to accurate budgeting and cost optimization:

1. Storage Volume (GB): This is the most direct cost driver. The more data you store, the higher your monthly storage bill will be. Even low per-GB rates add up quickly with terabytes or petabytes of data.
2. Storage Tier Choice: Selecting between S3 Glacier (Flexible Retrieval) and S3 Glacier Deep Archive has a substantial impact. Deep Archive offers the lowest storage cost but incurs higher retrieval fees per GB and longer retrieval times. Glacier (Flexible Retrieval) is more expensive for storage but cheaper and faster for retrieval. Your access frequency dictates the best choice.
3. Data Retrieval Frequency and Volume: While storage is the constant cost, retrieval operations are variable and can become expensive. High volumes of data retrieved frequently, especially from Deep Archive, can significantly inflate monthly costs, potentially exceeding the savings from cheaper storage. Each GB retrieved incurs a cost, and expedited retrievals (if applicable) can cost even more.
4. Number of Retrieval Requests: Although the calculator focuses on data volume for retrieval costs, each retrieval action often incurs a small per-request fee. For very high numbers of small retrievals, these request fees can become a noticeable part of the overall cost, particularly for S3 Glacier (Flexible Retrieval).
5. Data Retention Period (Lifecycle): The longer data is stored, the more the cumulative storage costs accumulate. While Glacier is designed for long-term storage, understanding the total cost over years is crucial. Using the lifecycle input helps visualize this long-term financial commitment. Longer retention periods magnify the benefit of the lowest possible storage rates.
6. AWS Region: Storage and retrieval prices can vary slightly between different AWS Regions. While this calculator uses typical global rates, actual costs might differ based on the specific region where your data is stored. Always check the official AWS pricing page for your target region.
7. Data Transfer Costs: Retrieving data from Glacier incurs costs not only for the retrieval itself but also for data transfer out of AWS. If you are retrieving large amounts of data, standard data transfer fees out of AWS will apply, which this calculator simplifies by focusing on the core Glacier service costs.

Frequently Asked Questions (FAQ)

What is the difference between S3 Glacier and S3 Glacier Deep Archive?

S3 Glacier (Flexible Retrieval) is designed for data accessed once or twice a year, offering retrieval times from minutes to hours. S3 Glacier Deep Archive is the lowest-cost storage option, intended for data accessed perhaps once a year, with standard retrieval times of 12-48 hours. Deep Archive is cheaper for storage but more expensive and slower for retrieval per GB.

Are there additional costs besides storage and retrieval?

Yes, there can be costs for PUT requests (to upload data), COPY requests (to move data between S3 storage classes), and potentially per-request fees for retrievals, especially for S3 Glacier (Flexible Retrieval). Data transfer out of AWS also incurs costs. This calculator focuses on the primary storage and data retrieval costs for simplicity.

How long does it take to retrieve data from S3 Glacier Deep Archive?

Standard retrieval from S3 Glacier Deep Archive typically takes 12 hours. Expedited retrievals are not available for Deep Archive; for faster access, you would need to use S3 Glacier (Flexible Retrieval) or other S3 storage classes.

Can I get my data back from Glacier instantly?

No. Glacier services are designed for long-term, low-cost archiving. Instant retrieval is not possible. S3 Glacier (Flexible Retrieval) offers the fastest options, with retrievals often completed within minutes to a few hours. Deep Archive retrievals take significantly longer (12-48 hours).

What happens if I need to access my data more frequently than anticipated?

If your access needs change and become more frequent, S3 Glacier might become less cost-effective due to retrieval fees. You might consider migrating the data to S3 Standard, S3 Intelligent-Tiering, or S3 Standard-IA (Infrequent Access) for better access performance and potentially lower costs for frequent access patterns.

Is S3 Glacier suitable for backups?

Yes, S3 Glacier and S3 Glacier Deep Archive are excellent choices for long-term backups and disaster recovery archives, provided that the data doesn’t need to be restored quickly or frequently. For operational backups that require rapid recovery, other solutions might be more appropriate.

How does S3 Glacier pricing compare to on-premises archival solutions?

Compared to on-premises solutions, S3 Glacier pricing can offer significant advantages in terms of reduced capital expenditure (no hardware purchase), operational simplicity (no managing physical media), and scalability. While on-premises might offer lower per-GB costs at massive scale, the total cost of ownership, including maintenance, power, cooling, and personnel, often makes cloud archival competitive or superior for many organizations.

Does AWS automatically delete my data after a certain period in Glacier?

No, AWS does not automatically delete your data from S3 Glacier or Glacier Deep Archive unless you configure specific lifecycle policies to do so. Data remains until you explicitly delete it or configure a policy for expiration. The ‘Lifecycle Policy’ input in the calculator is for cost estimation purposes, not for configuring AWS deletion policies.

Monthly Cost Breakdown: Storage vs. Retrieval

Monthly storage costs typically dominate over retrieval costs for archival data, but retrieval fees can increase significantly with frequent access.

AWS Glacier Pricing Summary

Amazon S3 Glacier and Glacier Deep Archive offer cost-effective solutions for long-term data archiving. By understanding the pricing structure, which includes storage rates, retrieval fees, and request charges, businesses can make informed decisions. Our calculator provides an estimate of these costs based on your specific usage patterns, helping you budget effectively for your archiving needs. Remember to choose the right storage tier (S3 Glacier vs. S3 Glacier Deep Archive) based on your data access frequency and recovery time objectives. For data that is accessed very infrequently and can tolerate longer retrieval times, Glacier Deep Archive provides the lowest storage cost. For data accessed a few times a year where quicker retrieval is sometimes needed, S3 Glacier (Flexible Retrieval) offers a balance. Always consult the official AWS Glacier Pricing page for the most current rates and region-specific details. Effective use of these archival services is key to managing large-scale data storage efficiently and affordably.