The best cash ISAs – September 2023

Easy access and notice ISA rates are now at their highest since 2009. Here are the best cash ISAs on the market today.

Seedling growing out of a jar of coins
(Image credit: © Getty Images)

The best stockbrokers and fund platforms for an Isa or Sipp

Broker

Isa account charges

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Sipp account charges

Fund charges

UK share charges

AJ Bell Youinvest

  • None
  • None
  • £1.50/trade,
  • 0.25%/yr < £250,000,
  • 0.1% £250,000-£1m,
  • 0.05% £1m-2m,
  • 0% £2m+
  • £9.95/trade (£4.95 if more than 10 a month),
  • 0.25%/yr (max £3.50/month for ISA, £10/month for SIPP),
  • £1.50 regular investment charge,
  • 1% div reinvestment (min £1.50 max £9.95)

Barclays Smart Investor

  • None
  • £125+VAT/yr
  • 0.2%/yr (min £4/month, max £125/month),
  • £3 per online transaction,
  • £1 per regular transaction
  • 0.1%/yr(min £4/month, max £125/month),
  • £6 per online transaction,
  • £1 per regular transaction

BestInvest

  • 0.4%/yr up to £250,000,
  • 0.2%/yr £250,000-£1m,
  • Free over £1m
  • 0.3%/yr up to £250,000,
  • 0.2%/yr £250,000-£500,000,
  • 0.1% £500,000-£1m,
  • 0% over £1m,
  • £100+VAT annual admin fee
  • No trading charges
  • £4.95/trade

Charles Stanley Direct

  • None
  • £100+VAT, waived if you have investments with CS of over £30,000
  • 0.35%/yr < £200,000,
  • 0.2% £200,000-£500,000,
  • 0.15% £500,000-£1m,
  • 0.05% £1m-2m,
  • 0% > £2m,
  • No trading charges
  • 0.35%/yr, min £24, max £240, waived for the month if you make a chargeable trade,
  • £11.50/trade.

EQi

  • £17.49/qtr (£22.48 for both ISA and Sipp),
  • 0.2% for a LISA, max £40/yr
  • £17.49/qtr (£22.48 for both ISA and Sipp)
  • 0.3%/yr < £50,000,
  • 0.25% £200,000-£2m,
  • 0.15% > £2m (max £250 per qtr),
  • Custody fees offest against trading charges
  • £10.99/trade (£9.99 for ETFs),
  • £1.50 regular investments,
  • £1.50 div reinvestment

Fidelity

  • None
  • None
  • 0.35% < £7,500: (£45/yr without regular savings plan),
  • 0.35% – £7,500-£250,000,
  • 0.2% – £250,000-£1m,
  • No further charge above £1m
  • £10 per trade,
  • £1.50 regular investing & div reinvestment

Halifax Share Dealing

  • £36/yr
  • £22.50/qtr (SIPP value < £50,000),
  • £45/qtr (SIPP value > £50,000)
  • £9.50/trade (online),
  • £2/trade for regular investments
  • £9.50/trade,
  • £2/trade for regular investments,
  • 2% div reinvestment fee, max £9.50 per stock

Hargreaves Lansdown

  • None
  • None
  • 0.45%/yr < £250,000,
  • 0.25% £250,000-£1m,
  • 0.1% £1m-£2m,
  • No further charge above £2m
  • 0.45%/yr (max £45 in Isa, max £200 in Sipp),
  • Max £11.95/trade,
  • 1% div reinvestment fee, min £1, max £10

HSBC InvestDirect

  • £10.50/qtr,
  • Must have HSBC current account
  • Not available
  • 0.25%
  • £10.50/trade,
  • £7.95 for frequent trades (at least 9 deals/qtr)

iDealing

  • £5/qtr
  • £5/qtr, plus variable charges depending on Sipp administrator
  • None. Restricted list of fund families available
  • £9.90/trade

IG

  • £24/qtr, waived if you trade at least 3 times in the qtr, or hold more than £15,000
  • Not available
  • Not available
  • £8/trade, reduced to £3/trade if you make more than 3 trades a month

Interactive Investor

  • £9.99/mth, which includes 1 trade/mth
  • £12.99/mth or £10/mth if you hold an II Isa
  • £7.99/trade
  • £7.99/trade,
  • £0.99 div reinvesting

iWeb Share Dealing

  • £100 account opening fee, no annual charge
  • £22.50/qtr (under £50,000)
  • £45/qtr (over £50,000)
  • £5/trade
  • £5/trade

Vanguard

  • 0.15%/yr
  • 0.15%/yr capped at £375
  • No charge to switch holdings, deal, make payments or exit
  • £7.50 for real-time ETF trades

X-O

  • None
  • £99+VAT/yr
  • Not available
  • £5.95/trade
Vaishali Varu

Vaishali graduated in journalism from Leeds University and she has experience working with the likes of Leicester Mercury, Inews and The Week. She also comes from a marketing background, where she has done copywriting and content creation for businesses. 

Currently writing about all things personal finance, Vaishali is passionate about finding the best deals around, whether it's the best credit cards or the cheapest personal loans, as well as sharing top money hacks to help people save and better manage their money.