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Triodos Bank: Cash ISA reviews

Name: Cash ISA
Rating: 4.94 (2680 reviews)

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4.94

Based on 2,680 reviews, last reviewed 12th Mar 2026

7000% 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

Ethical banking via Triodos is great Ethical banking is a priority for us and Triodos is top notch. A good range of products and great communication to let you know your impact. I view ha... Read more Reviewed on: 12th 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.

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Triodos Bank Cash ISA reviews (2680)

Full marks for transparency

It can be hard to tell if a company is genuinely ethical or just engaging in greenwashing. With Triodos you can see exactly where your money is being lent. Top marks. Reviewed on: 15th January 2022

Ethical and friendly

I am proud to be a member of an ethical bank. The service and efficient, fast and friendly. Reviewed on: 15th January 2022

Excellent service and high ethical standards

I've always found Triodos staff very helpful and the newsletters etc they send out are interesting and relevant. Knowing that the money they hold is being used well is an extra bonus and reassures me that the bank is a safe place to leave my money. Reviewed on: 15th January 2022

Does what it says

Efficiency and great communication Reviewed on: 15th January 2022

Completely trustworthy bank

Very happy to save with Triodos. You always know that your money will be invested ethically and that the Bank will be transparent about everything they do. Reviewed on: 15th January 2022

Triodos meets my needs for an Ethical Banking experience

Triodos matches its Ethical Investment Policy with excellent Customer Experiences. I am happy to trust them with my ISA savings knowing any investment meets my strict moral demands. Reviewed on: 15th January 2022

Ethical, easy to use website, competitive interest rates.

Everything you want from a bank. Ethical values that aren't just talked about, but which underpin everything they do. Easily managed accounts with an excellent useable website. Personable customer service. And competitive interest rates too! Reviewed on: 15th January 2022

Fantastically reliable

I have been a customer of this Bank for quite a few years and I remain very impressed with the quality of service, advice and help they provide. They are a shining model for the rest of the banking industry. Reviewed on: 15th January 2022

Simply the best

The application process was straightforward and secure. I have admired this bank's ethics for years, I know that I can trust them to do the right thing. Reviewed on: 15th January 2022

Security for me, positive impact for others

I chose Triodos more than 5 years ago, keen to find a bank that would protect my savings while at the same time creating social benefit. I like Triodos' investment principles and their transparency of operation. My adviser, after due diligence, is now a complete convert & invites all his clients to make Triodos part of their savings strategy. Reviewed on: 15th January 2022

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