How to Find the Best Online Savings Account in the UK
Published 16th of December 2012·Updated 18 April 2026
Reviewed by: Reviewed for accuracy April 2026
The best online savings account for you depends on three things: how quickly you might need the money, how much you have to save, and whether you want to use your cash ISA allowance. Easy access accounts offer flexibility but lower rates; fixed-rate bonds pay more but lock your money away for a set period. Comparison sites such as MoneySavingExpert.com and Moneyfacts.co.uk list current best-buy rates updated daily.
Short Summary
Easy access savings accounts let you withdraw your money at any time. Rates are lower than fixed-rate options but suitable if you might need funds at short notice, for example to cover an emergency.
Fixed-rate bonds tie your money up for a set period, typically one to five years, in exchange for a guaranteed higher interest rate. They are best suited to money you are certain you will not need until the bond matures.
Cash ISAs shelter your savings interest from income tax. The annual ISA allowance is £20,000 (2025/26 tax year). If you are a basic rate or higher rate taxpayer with significant savings, a cash ISA can make a meaningful difference to what you keep after tax.
All UK savings accounts covered by the Financial Services Compensation Scheme (FSCS) protect up to £85,000 per person per banking licence. Check whether your chosen provider is covered before depositing large sums.
What types of online savings account are available?
UK savers have several account types to choose from. Each has a different trade-off between rate and accessibility.
| Account type | Access to money | Typical rate (April 2026) | Best for |
|---|---|---|---|
| Easy access savings | Instant or same day | 4.0 - 5.0% AER | Emergency funds, short-term savings |
| Notice account (e.g. 30-day, 90-day) | After notice period | 4.5 - 5.2% AER | Money you rarely need but want some access to |
| Fixed-rate bond (1 year) | At maturity only | 4.5 - 5.3% AER | Lump sums you can lock away |
| Fixed-rate bond (2-5 year) | At maturity only | 4.2 - 5.0% AER | Longer-term goals |
| Cash ISA (easy access) | Instant | 4.0 - 4.8% AER | Tax-free savings within the ISA allowance |
| Lifetime ISA (LISA) | Age 60 or first home purchase | Variable | First-time buyers or retirement savings |
Rates change frequently. Always check current best-buy tables before opening an account.
What does AER mean and why does it matter?
AER stands for Annual Equivalent Rate. By law, UK banks must quote savings rates as AER, which makes it straightforward to compare accounts regardless of how often interest is paid. An account paying 0.4 per cent per month and an account paying 4.8 per cent annually with the same AER will earn the same total interest over a year.
Always compare AER figures rather than gross rates or headline promotional numbers. Some accounts advertise a boosted rate that includes a bonus that drops off after 12 months. If you see a "headline rate" and a lower "rate excluding bonus", the lower number is what you will earn once the bonus period ends.
How do I choose between easy access and fixed-rate savings?
The decision comes down to when you might need the money. As a general rule, keep three to six months of essential expenses in an easy access account as an emergency fund. Once that buffer is in place, money you are confident you will not need for a year or more is usually better placed in a fixed-rate bond.
If you are unsure, notice accounts offer a middle ground. You can access the money, but you need to give a set period of notice (typically 30, 60 or 90 days) before withdrawing. Notice accounts usually pay more than easy access accounts but less than fixed-rate bonds.
Should I use a cash ISA?
A cash ISA is worth using if you pay income tax and your savings interest is likely to exceed your Personal Savings Allowance. Basic rate taxpayers can earn £1,000 of savings interest tax-free each year; higher rate taxpayers can earn £500. If your savings pot is large enough that interest earnings will exceed those thresholds, sheltering money inside a cash ISA means you keep all the interest rather than paying 20 or 40 per cent tax on the excess.
For most people with modest savings, a standard easy access or fixed-rate account with the highest available AER will beat a cash ISA, because the ISA rate tends to be slightly lower. But the maths changes once your interest income rises above the Personal Savings Allowance.
Which providers offer the best online savings rates?
High-street banks including Barclays, Lloyds and NatWest rarely offer the best savings rates. The most competitive rates are typically found at:
- Online-only banks such as Marcus (Goldman Sachs), Chase and Atom Bank
- Building societies including Yorkshire Building Society, Coventry Building Society and Skipton Building Society
- Smaller regulated banks such as Shawbrook Bank and Aldermore
All of the above are covered by the FSCS up to £85,000 per person. If you have more than £85,000 to save, you should split deposits across more than one banking licence to ensure full FSCS protection.
What should I watch out for when opening a savings account?
Read the terms before committing, particularly around:
- Bonus rates: Some accounts headline a high rate that includes a 12-month bonus. When the bonus ends, the rate drops. Set a calendar reminder to review the account before the bonus period expires.
- Withdrawal restrictions: Some easy access accounts limit how many withdrawals you can make per year before the rate drops to a lower tier.
- Notice periods: Make sure you understand how long it will take to access your money if you need it urgently.
- Minimum and maximum deposit limits: Many fixed-rate bonds have a minimum deposit (often £500 to £1,000) and a maximum (often £500,000 or more). Check these match your situation.
Frequently Asked Questions
Is my money safe in an online savings account?
Yes, provided the account is covered by the Financial Services Compensation Scheme. The FSCS protects up to £85,000 per person per banking licence (£170,000 for a joint account). If a bank fails, the FSCS compensates you up to that limit. Check that your provider is FSCS-registered before depositing money. The FSCS website has a search tool to verify this.
Can I open a savings account if I am not employed?
Yes. There is no employment requirement for opening a savings account. You will need to pass an identity and address verification check (usually done online using passport or driving licence details) and meet the minimum deposit requirement if one applies.
How much notice do I need to give to close a fixed-rate bond early?
Most fixed-rate bonds do not allow early access at all. If you need to access funds before maturity, the provider may decline or charge a significant penalty, such as 90 to 180 days' interest. Treat a fixed-rate bond as money you cannot touch until the term ends.
Do I pay tax on savings interest?
You may. HMRC collects income tax on savings interest above your Personal Savings Allowance: £1,000 per year for basic rate taxpayers, £500 for higher rate taxpayers, and nil for additional rate taxpayers. Interest is paid gross by most banks, and you are responsible for declaring it if you exceed your allowance. Using a cash ISA avoids this issue entirely, as ISA interest is always tax-free.
What is the difference between a savings account and a current account?
A current account is designed for daily transactions: you receive your salary into it, pay bills from it and use a debit card linked to it. A savings account is designed to hold money you are not using day-to-day. Savings accounts pay interest; current accounts usually pay little or none. Some banks offer linked savings accounts that transfer surplus money automatically from your current account to earn a better rate.