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Triodos Bank: Cash ISA reviews

4.94
Based on 2,645 reviews, last reviewed 3rd Feb 2026
3600% 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%
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6%
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Latest highest rating:

5

Triodos is a bank that you can trust and are refresh... Triodos is a bank that you can trust and are refreshingly ethical with excellent customer service. Reviewed on: 3rd February 2026
Effra's avatar
Effra

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 (2645)

Review of the Triodos Bank, Cash ISA:

Foresight with commitment

4
Regularly sending the message. Prompt and empathetic with queries Reviewed on: 22nd April 2025

Ethical banking at its best

5
Great ethical bank with helpful reporting. Reviewed on: 30th January 2026

Easy to set up, good interest rates and the peace of...

5
Easy to set up, good interest rates and the peace of mind that your money is being invested in ethical and sustainable projects. Reviewed on: 30th January 2026

With Triodos I can be assured that my money is inves...

5
With Triodos I can be assured that my money is invested ethically. Reviewed on: 30th January 2026

Communication

5
Frequent updates on where money invested is being used. Reviewed on: 30th January 2026

Triodos offer a good interest rate and have a strong...

5
Triodos offer a good interest rate and have a strong ethical record Reviewed on: 30th January 2026

exactly serves my needs and ethics

5
The Triodos cash ISA exactly serves my needs for an ISA with easy and flexible onlne withdrawal. Customer service is always excellent. It gives me great peace of mind to know my money is kept in an ethical bank that is doing good for the world. Reviewed on: 24th January 2026

The most ethical bank

5
I really appreciate the ethical standards of Triodos Bank and their transparent communications. I feel my money is in good hands with them, and this is at least as important as interest rates. I find the online banking easy to use and their customer service has always been very responsive and helpful when I have contacted them. I would recommend Triodos Bank to anyone looking for an ethical bank and peace of mind knowing their money will do some good. Reviewed on: 23rd January 2026

Always ethical investments

5
It’s great to be confident that your savings are used ethically. They are also very good at bring you news of their customers. Reviewed on: 23rd January 2026

All OK no issues

5
never have issues and never have had to be in touch! Reviewed on: 23rd April 2025

A Cash ISA with an ethical, sustainable Bank

5
I wanted to set up a Cash ISA with an ethical, sustainable bank. Easy to apply through the app. I soon had the account set up (took about a week) Very easy to transfer money into it through the app. I want to invest my money with a bank that only invests in good causes Reviewed on: 23rd April 2025

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