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Triodos Bank: Cash ISA reviews

4.94
Based on 2,679 reviews, last reviewed 9th Mar 2026
6900% increase in 5 star reviews
in the past 90 days
No new 1 star reviews
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Latest highest rating:

5

I have trusted Triodos with my money for many years... I have trusted Triodos with my money for many years now. It’s so wonderful to know that it is only being used to fund ethical practices and companies.... Read more Reviewed on: 9th March 2026
E Marsh's avatar
E Marsh

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 (2679)

Review of the Triodos Bank, Cash ISA:

Ethical, informative, accessible, helpful and unique.

5
Ethical, gives lots of information about their projects, easy to manage apps, useful alerts, the best one of its kind. Reviewed on: 23rd April 2025

Clear, prompt, ethical service.:-)

5
Clear, prompt, ethical service. I highly value the fact that Tridos is transparent about how my savings are being used to develop a sustainable economy. Reviewed on: 20th January 2024

Good environmental banking

5
I have used Triodos for many years because I wanted a bank that provided ethical investments. That is what they have done from the beginning and still do. The returns are commensurate with other banks their investments better suit our environmental needs. Reviewed on: 20th January 2024

Glad to know

5
Glad to know Triodos is such an ethical investor on behalf of its customers. Reviewed on: 19th January 2024

Great ethical company, very positive banking experie...

5
Great ethical company, very positive banking experience too. Reviewed on: 19th January 2024

Ethics are sound

5
It great to be certain that my money is being used to support projects that I feel are ethical and help with sustainablity. Reviewed on: 19th January 2024

Fantastic.

4
Fantastic. ,.kjp;yh luitglkvlih;n;/lknpio'lkn;liuyoiypi'b. Reviewed on: 18th January 2024

Solidly ethical

5
I have a Triodos cash ISA and put in small amounts of savings on a regular basis. I'm always pleasantly surprised when the interest comes in! I'm able to transfer money into and out of the ISA with ease, when needs be. I feel confident that my money is being used for positive causes. Reviewed on: 18th January 2024

A well-rounded one-shop ethical bank

5
Triodos offers multiple supports including current account, cash ISA, Investment funds and bonds. It incorporates sustainability in all its investments and strategy. Triodos believes in the power of money to make a change, so are its customers. It aims at being transparent in its reporting. The Mobile App is intuitive an shows the impact of the investments. Ethical Cash ISA Account AER are lower than the market but it is a trade-off that I am happy to make to make a difference. Transfers are easy to make. The transition from the internet banking still need some time, however. Reviewed on: 18th January 2024

Ethical and sustainable investments

5
I like the fact that I'm supporting ethical and sustainable investments. Triodos gives me information about where my money is helping. Reviewed on: 18th January 2024

Excellent, Trustworthy, Ethical Investment Partner

5
Excellent service, clear, knowledgeable and professional. Great to have access to an ethical investment partner that can be trusted. Reviewed on: 18th January 2024

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