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Triodos Bank: Cash ISA reviews

4.94
Based on 2,653 reviews, last reviewed 6th Feb 2026
4400% increase in 5 star reviews
in the past 90 days
No new 1 star reviews
in the past 90 days
See only 5 star reviews
94%
See only 4 star reviews
6%
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0%
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0%
See only 1 star reviews
0%

Latest highest rating:

5

The most ethical bank This account is very easy to operate and the funds are invested ethically. Reviewed on: 6th February 2026
Barbara P's avatar
Barbara P

Latest lowest rating:

1

It was so easy ! It was so easy ! I have never had an ISA before so I was really relieved to find out how simple it was to invest ethically. Reviewed on: 11th April 2025
Jo H's avatar
Jo H

About this product

Triodos offer ethical ISAs so your money can have a positive impact on people and the planet.

The Triodos Online Cash ISA can be opened with £10. The Triodos Fixed Rate Cash ISA is a two-year product and can be opened with just £1.

Triodos Cash ISA reviews help you find out what it’s really like to be a customer. If you’ve used Triodos before, you can also leave a review and share your experience.

Triodos Bank Cash ISA reviews (2653)

Review of the Triodos Bank, Cash ISA:

Leading By Example

5
I know an ISA isn't worth much as far as interest goes these days, but I'm happy to leave my savings in the hand of a company that operates in a manner in stark contrast to the blood-sucking establishment banks. Very happy Triodos were pro-active in mitigating the effects of Brexit long before the final blow was dealt. Reviewed on: 26th February 2021

Great to be investing in positive change through a b...

5
Great to be investing in positive change through a bank that’s leading the way in environmental, social & ethical banking, all with fantastic customer service Reviewed on: 22nd April 2025

Ethical, Effective and Efficient.

5
Ethical standards are a priority, genuine and across the board. Excellent communication. Website secure and user friendly. . Reviewed on: 22nd April 2025

I have found Triodos very good at responding Ito my...

5
I have found Triodos very good at responding Ito my enquiries Reviewed on: 22nd April 2025

It was easy to set up and administer.

5
It was easy to set up and administer. Everything was explained clearly online. Reviewed on: 22nd April 2025

I have only have contact online.

5
I have only have contact online, but everything that has happened online has been correct and straightforward . Reviewed on: 22nd April 2025

Most ethical bank

5
Most ethical bank - i know my money is invested ethically Reviewed on: 22nd April 2025

Happy with Triodos Bank

5
I value Triodos Bank ethical investments. The type of environmental, community and social projects they support. Good customer service on the phone. Reviewed on: 22nd April 2025

Ethical banking.

5
Ethical banking. So reassuring. easy to approach, give regular feedback of what they are using your money for. Reviewed on: 22nd April 2025

Ethical banking at its best.

5
Ethical banking at its best, good rates of interest. Very good at keeping customers up to date with what Triodos does, where it invests in existing and / or new green and ethical projects. Reviewed on: 22nd April 2025

Ethical savings

5
I like to know that my savings are being used ethically and I feel this is guaranteed with Triodos. Reviewed on: 22nd April 2025