Quantro      
See everything. Keep more.

Optimise your money.
See where it all goes, and how to keep more.

Quantro brings your whole financial life into one place, income, savings, pensions, property and investments, then shows you where you stand and the specific, legal moves to keep more of it. From the big decisions (sell or keep, overpay or invest, on track to retire) to the tax most people quietly overpay, with the £ impact spelled out.

Five questions, no signup, UK 2025/26 bands.

Every allowance
checked automatically against your profile
2025/26
UK tax year, modelled end to end
Encrypted
your data is private and never sold
Total net worth
£864,250
+4.2% YTD
higher-rate relief
Pension top-up
+£1,400/yr
free switch
Salary sacrifice
+£548/yr
What Quantro does

A full picture of your household’s wealth, and what to do with it.

Projection Planner
Keep & rent, or sell & invest?

Side by side over 5, 10 and 20 years, with real UK tax applied.

Sell & investKeep & rent
Year 0Year 20

Modelled in full

Section 24 mortgage interest rules
Form 17 spousal income split
Residential CGT with PRR + lettings relief
Relief Explorer
Every allowance, checked automatically

ISA, LISA, marriage allowance, pension relief, CGT, and more. Plain English. No acronyms unless you want them.

Higher-rate relief
£1,400/yr saved
pension
Salary sacrifice
£548/yr saved
switch
ISA + LISA stack
£21,000 sheltered
shield
Mortgage insight
Overpay the mortgage, or invest?

Compares interest you’d save against what a diversified pot would likely be worth over the same term. Same cash, two futures.

Overpay saves
£65,114
in interest, 7.9 yrs sooner
Invest instead
£144,174
pot at 4% real · 2.2× overpay
Net worth tracker
12 months of household net worth

An honest monthly record, not a fantasy projection. Click any month to correct a balance you forgot to update.

Last year+£62k YoY
Cash buffer
Do you have enough in the bank?

Compares accessible cash against your essential monthly bills. Too thin, comfortable, or sitting on too much?

Months covered
4.2
of essential household spend
03mo target6mo ceiling
Inheritance tax
What your heirs actually inherit

Live IHT estimate using the combined nil-rate band and residence nil-rate band, with flags for what’s changing in April 2027.

Estate today
£780,500
of £1,000,000 combined threshold
£219,500 of headroom
How it works

Useful from day one. Set up in minutes.

1
Add your accounts

Property, pensions, ISAs, cash and investments. Link Trading 212 or type in rough totals. Most people are done in five minutes.

2
See what you’re entitled to

Quantro checks your situation against every UK tax relief, allowance and threshold, with the numbers spelled out in plain English.

3
Review it each month

A fresh snapshot of your net worth, the tactics still worth acting on, and projections for the bigger decisions. You stay in control.

Know what you keep.

Add your accounts and see every allowance, relief and saving you’re entitled to. Free to start, no card required.