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Triodos Bank: Cash ISA reviews

4.94
Based on 2,998 reviews, last reviewed 20th Mar 2026
37500% increase in 5 star reviews
in the past 90 days
No new 1 star reviews
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6%
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Latest highest rating:

5

The only trustworthy and easy to use ethical bank The only trustworthy and easy to use ethical bank Reviewed on: 20th March 2026
Harry Wickens's avatar
Harry Wickens

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 (2998)

Review of the Triodos Bank, Cash ISA:

It's easy to save with Triodos and I really value th...

5
It's easy to save with Triodos and I really value their ethical practices. Reviewed on: 4th March 2025

Great performance

5
The ethical ISA has performed well, but much more important is knowing the money is invested for ethical sustainability Reviewed on: 15th January 2022

The original genuine ethical investor

5
Triodos have a long proven track record in truly ethical banking - they were investing in ecologically sound and socially beneficial projects long before it was fashionable and have remained ahead of the field ever since. Reviewed on: 15th January 2022

A brilliant bank

5
I have some private banking with Triodos for a good number of years. I also live in a cohousing neighbourhood which was built with a loan with very reasonable rates 10 years ago. Reviewed on: 15th January 2022

Fair, creative, lifechanging

5
It’s actually exciting to see how my money is put to work for the good of others. Reviewed on: 15th January 2022

A diamond in the rough

5
We were horrified by the scale of unethical and harmful investments by the vast majority of banks and were delighted to discover Triodos, a bank with ethics at its heart. I like hearing the updates on the positive difference Triodos makes to our planet and people. I have recommended Triodos to everyone and feel they deserve this award and are a shining example for other banks to follow. Reviewed on: 15th January 2022

A bank to be proud of

5
Investing with Triodos has been a great experience - they are very clear about their principles, and they offer a simple opportunity to invest in worthwhile enterprises. It's really good to read about what they are doing in "The Colour of Money" newsletter, and really good to see a bank trying to make a positive difference in the world (and not just more money for themselves). Reviewed on: 15th January 2022

know where your money goes

5
Great ethical bank which lets you see who it lends to, good customer service too. Reviewed on: 15th January 2022

The main thing for me is that the bank is totally ethical, not supporting harmful stuff, like arms or drugs or cigarettes

5
The service is wonderful. They are very good when I phone them. Reviewed on: 15th January 2022

No nonsense, honest and ethical banking.

5
No jargon with Triodos - clear indication of their values and ambitions to bank for the good of all. Ethical banking as it should be. Reviewed on: 15th January 2022

The most ethical Ida I could find

5
After Triodos modernised their online banking it made it easier now than ever to bank with them. Before it was just to get an ethical bank, now they’re more relevant as a solid modern bank. Reviewed on: 15th January 2022