Free tools
Interactive financial calculators
Live numbers, no signup. Built by our CFOs to give you a directional answer in seconds — then book a call to make it real.
UK Corporation Tax estimator
Includes marginal relief between £50k and £250k profit.
For period from 1 April 2023 onwards. Excludes associated company adjustments.
Estimated CT due
£62,500
Effective rate 25.00%
Profit after tax
£187,500
R&D Tax Credit estimator
Indicative claim value under the merged RDEC scheme.
Estimated benefit
£30,000
Subject to HMRC guidelines & qualifying activity review.
As % of spend
20%
Cash runway forecaster
How many months until you run out of cash at current burn.
Net monthly burn
£40,000
Runway
12.5 months
Healthy buffer.
Fractional CFO ROI
Compare in-house hire vs Singletree CFO Partnership.
Assumes a typical 4pp margin uplift from disciplined CFO leadership (forecasting, pricing, cost control).
In-house CFO cost
£130,000
Salary + employer NI + benefits + recruitment.
Singletree CFO Partnership
£36,000
From £3,000/month.
Estimated annual ROI
£44,000
From a 4pp margin improvement on £2,000,000
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