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Triodos Bank: Cash ISA reviews

4.95
Based on 3,067 reviews, last reviewed 24th Mar 2026
44200% increase in 5 star reviews
in the past 90 days
No new 1 star reviews
in the past 90 days
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Latest highest rating:

5

Easy to set up and a reasonable rate of interest. Easy to set up and a reasonable rate of interest. Most importantly, the money is only invested in ethically sound ventures Reviewed on: 24th March 2026
Frances B's avatar
Frances B

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 (3067)

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

Easy and ethical banking

5
I trust Triodos to look after my savings without damaging the environment. Reviewed on: 26th February 2021

Ethical

4
Ethical, keeps you informed where you money is invested Reviewed on: 26th February 2021

I agree with what Triodos Bank stands for, and in a world where we cannot function without a bank account, it's a great relief that there is a ethical bank.

5
Very friendly and helpful on the phone. Reviewed on: 26th February 2021

Twice annual updates and friendly , professional dealings on the phone.

5
I believe in your ethics and have been very happy for the almost 20 years banking with your institution. No complaints!! Reviewed on: 26th February 2021

An ethical bank

5
I like the way Triodos champions the underdog Reviewed on: 26th February 2021

Highly recommended

4
Very efficient customer service and the knowledge that your investments are helping to make the world a better, greener place. Reviewed on: 26th February 2021

Reassuring Ethical Savings

5
I felt a sense of relief when I transferred my savings to Triodos knowing they would only be used for socially and environmentally responsible projects as close to my own values as possible. Reviewed on: 26th February 2021

ethical bank with very good customer service

5
ethical bank with very good customer service Reviewed on: 26th February 2021

Great ethical company

5
It's reassuring to know that my money is being used in a responsible and ethical way Reviewed on: 26th February 2021

It is the only UK bank which is positively ethical

5
The Triodos offers investments in people eg. projects in developing countries, I have investments in solar power and hydro power which other banks are unlikely to offer. Reviewed on: 26th February 2021