Our top DIY ISAs
Convert currencies free for 30 days

Lightyear
Platform fees
£0
Trading fee
ETFs: £0
Minimum deposit
£0
Use the code CLEVERISAFX when signing up to convert currencies in Lightyear for free, up to a total buying and selling value of £10,000. Capital at risk.
Up to £100 welcome bonus and up to £4,000 Tax Year End bonus

InvestEngine
Platform fees
£0
Trading fee
£0
Minimum deposit
£100
Get up to £100 welcome bonus when you invest £100 or more. Sign up via the button or use promo code BCWYC (T&Cs apply). Plus, get an additional Tax Year End bonus of up to £4,000 when you open a new ISA or transfer your ISA by 31 May 2025 (T&Cs apply). You need to stay invested for at least 12 months to qualify for the bonus. We may receive commission from those who sign up through our link. ETF costs apply.
Free fractional share

Trading 212
Platform fees
£0
Trading fee
£0
Minimum deposit
£1
New customers get a free fractional share worth up to £100 when you sign up via our link or use the code BCWYC
Our top managed ISAs

AJ Bell Dodl
Platform fees
0.15% (minimum £1 per month)
Portfolios available
6 risk-based portfolios and a responsible investments portfolio
Minimum deposit
£100 or £25 per month
Other DIY ISAs

AJ Bell Dodl
Platform fees
0.15% (minimum £1 per month)
Trading fee
£0
Minimum deposit
£100 or £25 per month
Three months free

CMC Invest
Platform fees
£10 per month (after three months)
Trading fee
£0
Minimum deposit
£1
Get the first 3 months of the Plus plan for free

Plum
Platform fees
£2.99 per month + 0.45% annual fee
Trading fee
£0
Minimum deposit
£1
You can only invest in funds with the ISA. You need a Plum Pro account which costs £2.99 per month to start investing in funds. Capital at risk. The value of investments can go down as well as up.

IG
Platform fees
£8 per month custody fee
Trading fee
£0
Minimum deposit
£0
You can reduce the custody fee to £0 per month when you place more than 3 trades in the previous quarter.
Up to £1,500 cashback

Charles Stanley
Platform fees
0.3% (min £5 per month)
Trading fee
£50 worth of free trades every 6 months
Minimum deposit
£0
You can get £300-£1,500 cashback when you transfer an ISA between £20,000 and £200,000. Investment involves risk.
Other managed ISAs
£50-£500 cashback, T&Cs apply

Wealthify, an Aviva company
Platform fees
0.60%
Portfolios available
10 portfolios based on risk and ethical options
Minimum deposit
£1
You could earn £50-500 cashback. Register by 30.06.25 and you'll then have 6 months to deposit or start your transfer of £5,000 or more. Capital at risk. Tax treatments depend on your individual circumstances and may change in the future.

Hargreaves Lansdown
Platform fees
0.45%
Portfolios available
4 risk-based portfolios
Minimum deposit
£100 or £25 per month

Moneyfarm
Platform fees
0.65%
Portfolios available
A range of ethical managed portfolios, a low-risk portfolio and 4 thematic growth themes
Minimum deposit
£500