Free Downtime Cost Calculator

How much does website downtime actually cost you? Enter your numbers and see the real impact of every minute offline.

Free Tool · Instant calculation · No signup required

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$

Your average monthly revenue from this website

Average monthly unique visitors

%

Percentage of visitors who convert (buy, sign up, etc.)

$

Average transaction value. Leave blank to calculate from revenue.

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Fill in the form to see how much downtime costs your business

The Hidden Costs of Downtime

The calculator above shows direct revenue loss. But downtime has ripple effects that multiply the true cost:

SEO Impact

Extended downtime can cause Google to temporarily de-index pages. Recovery can take days or weeks, affecting organic traffic long after you're back online.

Customer Trust

Users who encounter errors lose confidence. Studies show 88% of users are less likely to return after a bad experience. First impressions matter—especially for new visitors.

Support Costs

Every minute of downtime generates support tickets, social media complaints, and chat requests. Your team spends time apologizing instead of building.

Customer Lifetime Value

A customer who leaves during an outage doesn't just cost you one sale— you lose their entire lifetime value. For SaaS, this can be months or years of revenue.

Brand Reputation

Social media amplifies outages. One viral tweet about your downtime reaches thousands of potential customers. The PR damage outlasts the technical issue.

Opportunity Cost

Time spent fighting fires is time not spent growing. Every hour in incident response is an hour not building features, marketing, or serving customers.

Learn more about real availability: Why uptime is not enough.

Downtime Cost Benchmarks

How does your downtime cost compare? Here are industry averages:

Business Type Avg. Cost Per Hour Avg. Cost Per Minute
Small e-commerce ($10K/mo) $14 $0.23
Medium e-commerce ($100K/mo) $139 $2.31
Large e-commerce ($1M/mo) $1,389 $23
SaaS (per $10K MRR) $14 $0.23
Enterprise (Fortune 1000 avg.) $500,000+ $8,300+

Sources: Gartner, ITIC, various industry reports. Actual costs vary significantly based on industry, time of day, and business model.

How to Reduce Downtime Cost

You can't eliminate downtime completely. But you can minimize its impact:

1. Detect Faster

The difference between 5-minute detection and 1-hour detection is huge. With proper monitoring, you know about issues before most customers do.

Multi-region monitoring catches issues that single-point monitoring misses.

2. Communicate Proactively

A status page lets you control the narrative. Customers who know you're working on it are more patient than customers who think you don't know.

Create a free status page or set up an emergency status page during incidents.

3. Have a Response Plan

Who gets alerted? Who has access to fix it? What's the escalation path? Having a plan saves critical minutes during incidents.

Read our guide on communicating incidents clearly.

4. Monitor What Matters

Don't just monitor your homepage. Monitor checkout, login, API endpoints— the critical paths where downtime hurts most.

Learn more: What is uptime monitoring?

Frequently Asked Questions

Don't Let Downtime Drain Your Revenue

Now you know what downtime costs. PerkyDash helps you catch it faster and communicate better when it happens.

Free tier includes 5 monitors, 12 global regions, and status pages.