Calculate how much you can save on Microsoft 365 storage

Enter Your Microsoft 365 Tenant Details

Number of users:
100
50,000
Amount of data in your tenant (in terabytes):
Customize or use the typical amounts below
Exchange Online Exchange Online:
TB
OneDrive OneDrive:
TB
SharePoint SharePoint:
TB
* Assumptions: you have Microsoft 365 Enterprise licenses; 75% of your SharePoint data is archivable; you purchase CrashPlan licenses for all your users. Speak with one of our experts to get a customized savings estimate based on your unique circumstances

Your Potential Savings by Adding
CrashPlan Archiving

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Save up to per year on excess Microsoft 365 charges when you archive data with CrashPlan
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return on your CrashPlan investment
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net ROI AND you get all the data resiliency benefits of a robust backup and recovery solution on top of the cost savings benefits of archiving your data

The benefits of archiving compound over time as your data grows

Typical growth of Microsoft 365 averages 20% per year, and we don’t expect that to slow down.

Here’s what your costs look like over time based on your estimate of % data increase per year.

Data Storage Cost
Year
Storage costs without archiving
Storage costs with CrashPlan backup + archive

Speak with a CrashPlan expert to review your numbers in detail and get a precise ROI analysis

FAQ

How CrashPlan Archiving Works

1. How does CrashPlan archiving actually reduce Microsoft 365 storage costs?

Microsoft 365 pooled storage grows continuously, and once you exceed your included allotment, costs add up quickly. CrashPlan gives you a way to remove older, less frequently accessed data from Microsoft’s pooled storage while keeping it protected and available. By archiving eligible data, you reduce the amount of SharePoint and OneDrive storage counting toward Microsoft’s excess storage charges. Over time, this helps slow cost growth and gives you more control instead of reacting to Microsoft price increases.

2. How accessible is my archived data? Will archiving cause an inconvenience for users?

Archived data stays visible and usable for your users. When data meets the criteria you define in your policies, CrashPlan archives it and leaves a file stub in place. The file still appears in its original location, such as a SharePoint document library or OneDrive folder. If a user opens an archived file, it’s automatically restored from the CrashPlan archive. There’s no need for users to learn a new workflow and no requirement for IT to step in for routine access. From your perspective, archiving reduces storage pressure without increasing help desk tickets or operational overhead.

3. How does CrashPlan backup & archive support data resiliency?

Microsoft operates under a shared responsibility model, which means you’re still responsible for protecting your data. CrashPlan provides independent backup and recovery for Exchange Online, OneDrive, and SharePoint, in addition to archiving. If data is accidentally deleted, corrupted, or impacted by ransomware, you can recover it without relying on Microsoft’s limited native recovery options. You’re not just reducing storage costs—you’re reducing risk.

4. How does CrashPlan backup + archive support compliance?

If you’re subject to regulatory or legal retention requirements like HIPAA or SOX, deleting data isn’t an option—but keeping everything in Microsoft 365 is expensive. CrashPlan lets you retain data for as long as required without forcing it to stay in Microsoft’s pooled storage. Archived data remains encrypted and protected, and retention is governed by the policies you set. This allows you to meet compliance obligations without using Microsoft 365 as a long-term archive.

5. How do you charge for backup + archive?

CrashPlan is priced per user for you to backup and recover all your data in Exchange Online, OneDrive, and SharePoint. You have lots of choices in how you store your data, but for this model we assume you take advantage of CrashPlan’s 50GB per user of Azure storage included with your subscription, with additional data capacity charged per TB. For a quote based on your company size and storage preferences, contact us for a personalized quote.

6. What assumptions do you make in this calculator?

For ease of use, this online calculator presents a simplified picture. We’d love to talk to you about your unique situation to help determine your own potential savings. Following are the assumptions we make:

  • Calculator is based on Microsoft’s enterprise licensing.
  • Microsoft list price for excess pooled storage is $0.25/GB/month, or $3,000/TB/year. Microsoft recently raised this price from $0.20/GB/month. Microsoft is showing no signs of being regularly open to negotiation going forward.
  • Microsoft allows 1TB for your entire tenant plus 10 GB per user for pooled storage. This storage covers all SharePoint data plus any OneDrive data per user that exceeds the user’s standard 1TB quota.
  • Calculator assumes 75% of your SharePoint data is archivable due to age, recency of access, or other admin-defined criteria.
  • Average data growth per year assumes OneDrive, SharePoint, and Exchange all grow at the same rate.
  • Trend chart assumes no change in number of users, percent of archivable data, of cost of Microsoft or CrashPlan services from year to year. The only variable that changes is how much you pay in Microsoft overage fees versus how much you pay for your CrashPlan subscription and data capacity.