THE NUMBERS, EXPLAINED
How to use this calculator.
Normalise annual subscriptions to a monthly equivalent before entry. This is a run rate, not recognised accounting revenue.
Start with your inputs
Enter subscriber counts, monthly plan prices (£). Keep amounts in the units shown on each field. The example is a starting point, not a recommended value.
| Input | Example value |
|---|---|
| Subscriber counts | 100,50 |
| Monthly plan prices (£) | 10,20 |
A worked example
With the example inputs above, mrr (£) is 2,000. Change the inputs to explore your own scenario.
| Result | Example answer |
|---|---|
| MRR (£) | 2,000 |
| Annualised run rate (£) | 24,000 |
How this is calculated
MRR (£)
Multiply each subscriber count in a by its matching monthly plan price in b; add the products.
Annualised run rate (£)
MRR × 12.
Symbols and units
- a
- Subscriber counts
- b
- Monthly plan prices (£)
Use the units shown. A list keeps the order in which you enter its values. The symbol ^ means “raised to the power of”.
Assumptions and limits
Normalise annual subscriptions to a monthly equivalent before entry. This is a run rate, not recognised accounting revenue.
Calculations use the values you enter. Blank or invalid inputs show an error instead of silently substituting zero. Results are displayed to useful precision; calculations retain the underlying numeric precision.
Questions about this tool
What does the result tell me?
MRR (£); Annualised run rate (£). The result applies to the method and inputs described above. Check the units and assumptions before using it in a decision.
Why might another calculator differ?
Differences in units, rounding, timing or model definitions can produce different answers. Compare the input definitions and the method, rather than only the final number. For this tool: Normalise annual subscriptions to a monthly equivalent before entry. This is a run rate, not recognised accounting revenue.
Are my inputs stored or sent to AI?
Calculations on this page happen in your browser. The separate AI question finder sends its submitted conversation to OpenAI; these calculator fields are not sent. Favourites and recent tool names are stored locally. A shared link contains the inputs you choose to include.
Review status
Software example and browser checks are recorded in our quality report. No external expert review is claimed. Created with coding assistance; calculations run as ordinary browser code.
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