Price Increase Impact Calculator
See what a price rise does to monthly revenue after the customers you expect to lose, and how many you could lose before revenue falls.
- Free
- No sign-up to try
- Works as you type
Price increase impact
Change in monthly revenue
$2,800
Monthly revenue after the increase
$52,800
Change in revenue
5.6%
Customers you could lose before revenue falls
9.1%
- Revenue after = customers × (1 − share lost) × price × (1 + increase).
- Change = revenue after − revenue now.
- Break-even loss = increase ÷ (1 + increase): lose fewer customers than this and revenue goes up.
Free, no sign-up to try. Save it as a live calculator you can share; an estimate from the numbers you enter, not financial advice. Check the result against your own records before you rely on it.
How it works
How the Price Increase Impact Calculator works
- 1
Enter your numbers
Every result updates as you type, with the formula shown under it.
- 2
Check the method
See how each number is worked out and what it assumes.
- 3
Save it as a Room
Share a live calculator: others can change the numbers and see the result update.
Worked example
What it makes
Example inputs
- Paying customers
- 1,000
- Current price per customer per month
- $50
- Price increase
- 10 %
- Customers you expect to lose
- 4 %
Results
- Change in monthly revenue
- $2,800
- Monthly revenue after the increase
- $52,800
- Change in revenue
- 5.6%
- Customers you could lose before revenue falls
- 9.1%
How it's calculated
- Revenue after = customers × (1 − share lost) × price × (1 + increase).
- Change = revenue after − revenue now.
- Break-even loss = increase ÷ (1 + increase): lose fewer customers than this and revenue goes up.
- Assumes: Every customer pays the same price; the customers you lose are average ones.
- Assumes: Lost customers leave at once; customers who downgrade instead of leaving are not modelled.
An estimate from the numbers you enter, not financial advice. Check the result against your own records before you rely on it.
Who it's for
Who uses it
Founders
Test a price rise before you announce it.
Subscription businesses
Agree the churn you can accept from a new price.
Service businesses
Show a partner why a higher rate still pays.
Good to know
What to consider
- Customers who downgrade instead of leaving are not modelled.
- The customers you lose are treated as average; if your biggest customers leave, revenue falls more.
Questions
About the Price Increase Impact Calculator
How many customers can I lose before a price rise backfires?
Increase ÷ (1 + increase). For a 10% rise that is 1 ÷ 11, about 9.1%: lose fewer customers than that and revenue goes up.
Can I share the calculator with my team or a client?
Yes. The Room keeps the calculator live: anyone with the link can change the numbers and see the result update, with the method and assumptions on the same page.
Make your calculator now
Free, no sign-up to try. It becomes a Room you can edit, publish and share.
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