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Triodos Bank: Cash ISA reviews

4.94
Based on 2,907 reviews, last reviewed 20th Mar 2026
28600% increase in 5 star reviews
in the past 90 days
No new 1 star reviews
in the past 90 days
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6%
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Latest highest rating:

5

Banking with a conscience Triodos offer a slightly lower interest rate in return for a commitment to use the money in an environmentally friendly way. Reviewed on: 20th March 2026
PhilM's avatar
PhilM

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 (2907)

Review of the Triodos Bank, Cash ISA:

Easy to deal with, helpful on the phone.

5
Easy to deal with, helpful on the phone. Ethical banking. Reviewed on: 22nd April 2025

Ethical confidence

5
Like the confidence people had in the Quaker banks of the 18th and 19th centuries Reviewed on: 15th January 2022

Ethical, transparent and actually interesting communications!

5
I really like Triodos, their approach is so refreshingly different and is becoming more and more essential, socially, environmentally and economically. I'm not particularly interested in banking and finance but I enjoy reading their communications which tell you how your money is used. They should be considered as leaders in the banking sector and others should be looking to them to see what's possible with a bit of vision. Reviewed on: 15th January 2022

Ethical and easy

5
Investments in the businesses and people that I want to see supported. Reviewed on: 15th January 2022

Fits my values

5
I feel very good about saving with the Triodos Bank. It's one of the best things I can do in my life. I do it for the sake of a habitable planet and greater equality in our society - what could be more important! Reviewed on: 15th January 2022

Inspires confidence!

5
Triodos stands for all the things we care about - climate change, a more peaceful world, social justice, from local to global. Thank you Triodos! Reviewed on: 15th January 2022

High quality customer service

5
Very helpful customer service, easy to use website Reviewed on: 15th January 2022

To do no harm.

4
It's satisfying to know my money is invested in a way that does no harm to the planet and works towards a positive change. Reviewed on: 15th January 2022

Always ethical

5
I have been with Triodos Bank for many years and it feels so good to know that this organisation will always make the most ethical choices they can when investing our money. Reviewed on: 15th January 2022

Ethical

5
I feel I can trust Triodos to invest my money for ethical causes Reviewed on: 15th January 2022

A bank which goes furthe.

5
Glad to be investing in an ethical bank, which goes further in advocating support for sustainable initiatives Reviewed on: 15th January 2022