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Triodos Bank: Cash ISA reviews

4.94
Based on 2,656 reviews, last reviewed 11th Feb 2026
4700% 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

Definitely the UK's most ethical bank I bank and save with Triodos as they regularly top Ethical Consumer's financial services rankings. Reviewed on: 11th February 2026
Philip Smith's avatar
Philip Smith

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 (2656)

Great bank

5
I have been with Triodos for many years now and they have never let me down. I truly believe in their ethos and wouldn't go anywhere else Reviewed on: 31st January 2026

Making a difference

5
I appreciate how Triodos uses my savings to help organisations make a difference. Reviewed on: 31st January 2026

Community Investors

5
I appreciate their investment in community and environmentally friendly technologies, as well as being financially expert and trustworthy. Reviewed on: 31st January 2026

Wonderful ethical bank.

5
Wonderful ethical bank. I feel cared for and my finances are working for the good in the world Reviewed on: 31st January 2026

I trust Triodos bank wholeheartedly.

5
I trust Triodos bank wholeheartedly. Phoning them felt a very human experience. although my interest rate is less than I might get elsewhere, knowing it is doing good, is worth more Reviewed on: 31st January 2026

I like saving with Triodos because it is an ethical...

5
I like saving with Triodos because it is an ethical bank that does good around the world. Reviewed on: 31st January 2026

helping me to use money ethically for the future of...

5
helping me to use money ethically for the future of others as well as me Reviewed on: 31st January 2026

Triodos is accessible, friendly and helpful.

5
Triodos is accessible, friendly and helpful. Reviewed on: 31st January 2026

Values based saving with good customer communication.

4
Clear and ethical values, well communicated to customers, including case studies of the businesses they invest in through a regular customer newsletter. Managing an account online is fairly simple, and there is human contact available in the case of queries. Reviewed on: 31st January 2026

An ethical bank I can trust.

5
An ethical bank I can trust. Excellent customer service. Reviewed on: 31st January 2026

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