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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
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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.

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Triodos Bank Cash ISA reviews (2653)

Use your savings to do good

5
Fabulous ethical & transparent banking. I love that Triodos is investing my savings in projects that put people & planet first, whilst offering comparable return on my savings. It’s great to hear about the projects they are supporting and ethical news articles. Reviewed on: 17th April 2021

A bank focused on changing the world

5
I was lucky enough to inherit some money when my uncle died and I really wanted to make sure the investments I made with it would do some good in the world. I have confidence Triodos has allowed me to do this. Plus their customer service is fab! Reviewed on: 17th April 2021

Great to invest ethically Ki

4
I have two ethical issues with Trimdon. As with all savings the returns are very poor at present. But I have the satisfaction of knowing my investment is used wisely for greater good. Reviewed on: 17th April 2021

Easy saving with a clear conscience

5
Very easy website, customer service is always really good, regular updates on the ethical investments and good returns. Reviewed on: 17th April 2021

All banks should adopt the ethical principles of Triodos - a true leader!

5
Very pleased with the transparency of knowing where my money is invested - and approving! Reviewed on: 17th April 2021

Reliable and secure

5
It's very reassuring to know that not only is Triodos service everything you'd expect from a bank, it's also safer than most because of its ethical standards. I'm old enough to remember many banking and business disasters. Triodos does not invest in oil or pipelines, so it can't face those losses. Nor does it invest in stranded assets like coal extraction. There are not going to be scandals like those that hit RBS and Lloyds, where small businesses were looted by the very people who should have been looking after them. And I have personal experience of Barclays mismanagement of trust fund accounts... So yes, Triodos for me. Reviewed on: 17th April 2021

My bank makes me happy

5
As well as exceptional customer service, I am thrilled that my savings are doing good in this world. Thank you Triodos for making this possible. Reviewed on: 17th April 2021

Peace of mind

5
I’m so pleased that I found Triodos Bank. I want my money to work for me and have a positive impact on others. I love that Triodos only loan to people and companies who have socially responsible values. Reviewed on: 17th April 2021

My investment is being used for wider benefit

5
I trust that my investment is being used for wider benefit. The staff are always very helpful. Reviewed on: 17th April 2021

Great customer service and peace of mind

5
I feel so happy knowing my savings are not going to fund environmental damage, hate, human or animal abuse. My money goes into projects I believe will make a positive impact on the world. Reviewed on: 17th April 2021

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