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Triodos Bank: Cash ISA reviews

4.94
Based on 2,652 reviews, last reviewed 4th Feb 2026
4300% 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%
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Latest highest rating:

5

My money is being used ethically. I'm so happy to know that my money is being used ethically. At my age, 78, it could be difficult to bank online but I've found it relatively easy. Reviewed on: 4th February 2026
Julia Dunn's avatar
Julia Dunn

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 (2652)

Review of the Triodos Bank, Cash ISA:

Reliable ethical banking

5
Triodos Bank made it easy to open an ethical cash isa and I am also considering now moving onto their ethical cash investments as they fund a wide range of organisations which I would like to support Reviewed on: 15th January 2022

More than a bank

5
Triodos has always been our favoured bank. They use our money for such good causes and still offer flexible banking and favourable rates. Reviewed on: 22nd April 2025

Personal guidance for elderly widow.

5
I have had personal assistance to create my account. This was done with patience and understanding for an elderly person who is not very good with modern tech. Reviewed on: 22nd April 2025

Doing good with my money

5
App is easy to use. Decent rate on isa that you know is doing good. Reviewed on: 22nd April 2025

Staff at Triodos are always helpful and efficient

5
Staff at Triodos are always helpful and efficient Reviewed on: 22nd April 2025

Where I invest my money makes a difference

5
Good to know your money counts for something to make the world a better place Reviewed on: 22nd April 2025

Faultless so far! A rare accolade.

5
As a Triodos customer for decades, I cannot fault them and was particularly pleased to be with them when they rode out the banking crisis relatively easily as a result of their ethical investment policies. Reviewed on: 22nd April 2025

Very user friendly app and website.

5
Very user friendly app and website.Very informative regarding how money is used and loaned. Reviewed on: 22nd April 2025

Triodos have always given me first class service

5
I have never had an issue with Triodos and I can't say that for other banks I've banked with in the past. I am very happy that my money is being invested ethically. Reviewed on: 22nd April 2025

Good interest rates, ethical and excellent service.

5
Good interest rates, ethical and excellent service. Reviewed on: 22nd April 2025

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

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