ARR Calculator: Know Your Annual Recurring Revenue
Enter your subscription numbers and get your annual recurring revenue plus a clear read on where growth stands, calculated in seconds.
Free with a Brainito account. No credit card required.
Instant ARR from MRR
Enter your monthly recurring revenue and plan details, and see your annualized number without building a model.
See Where Growth Stands
Enter two periods and the calculator shows how your run rate moved, so you know if growth is on track.
Numbers Ready for Investors
ARR is the metric investors ask about first. Walk into any conversation with a clean, defensible figure.
Frequently Asked Questions
How is ARR calculated?
ARR is your monthly recurring revenue multiplied by 12, adjusted for the plans and billing terms you enter. The calculator handles the math from your inputs, so annual contracts and monthly plans roll up into one clean figure.
Is the ARR Calculator free?
Yes, it is free after creating a Brainito account. Run the numbers as often as you like in 2026, whether you are prepping a board deck or just tracking your monthly progress.
What counts toward ARR?
Only recurring subscription revenue belongs in ARR. One-time fees, setup charges, and variable usage spikes stay out. The calculator works from the recurring figures you provide, which keeps the metric honest.
Get your ARR and see where your growth stands in seconds
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