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Triodos Bank: Cash ISA reviews

Name: Cash ISA
Rating: 4.94 (3007 reviews)

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4.94

Based on 3,007 reviews, last reviewed 21st Mar 2026

38400% increase in 5 star reviews

in the past 90 days

No new 1 star reviews

in the past 90 days

94%

Latest highest rating:

5

An ethical bank you can trust with a modern user exp... An ethical bank you can trust with a modern user experience and excellent customer service. Reviewed on: 21st March 2026

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

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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 (3007)

Review of the Triodos Bank, Cash ISA:

most ethical!

i am really happy with triodos and wouldnt invest anywhere else as i find them the most ethical bank! Reviewed on: 26th February 2021

great bank with great service

Triodos is a great bank with a strong ethical policy, supports positive change and has great customer service. Never had any problems and any queries have been answered quickly. Reviewed on: 18th April 2021

The future of banking

Triodos are true pioneers in recognizing that banks have a responsibility to use our money for good ie positive impact on people and planet. Hopefully soon the rest of the industry will catch up! Their mission and customer communications and customer service are exceptional Reviewed on: 18th April 2021

Decent interest rate and fantastic, proactive ethical approach

The rate of return on the Triodos Cash ISA is not the highest, but their ethical standards are. They go beyond avoiding harmful investments, to actively seeking beneficial projects to invest in. Reviewed on: 18th April 2021

Triodos is great

Friendly and ethical bank with excellent service Reviewed on: 18th April 2021

Ethical banking is the way forward

I like their transparency and their policies are straightforward. I'm pretty sick of banks investing in the arms trade or oil industry. For me ethical banking is the way forward. Reviewed on: 18th April 2021

Straightforward and Ethical

Good support and my questions answered. Good clarity of explanation. Helps me to feel good about my savings. Reviewed on: 17th April 2021

Ethical banking at it's best

Triodos is the most ethical bank I have come across so when I wanted to open a cash ISA I looked no further. The application process was straightforward and easy, I can move money easily and the customer service has always been excellent. I am confident that Triodos is an ethical way to do banking and all banks should follow its example. Reviewed on: 17th April 2021

Ethical banking

The only bank we know to be really ethical. Reviewed on: 17th April 2021

Ethical investments

I like the fact that Triodos fund community and eco projects and I appreciate the newsletters they send out to inform customers of the many and varied projects that benefit from Triodos investments. I like to think the money I save with them is being put to good use. Reviewed on: 17th April 2021

Trust and ethical is why we invest with Triodos

Whole family use Triodos because we trust them to use our money in ways that benefit others and the environment Reviewed on: 17th April 2021

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