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Cynergy Bank: Cash ISA reviews

Name: Cash ISA
Rating: 4.77 (317 reviews)

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4.77

Based on 317 reviews, last reviewed 10th May 2026

9500% increase in 5 star reviews

in the past 90 days

700% increase in 1 star reviews

in the past 90 days

92%

Latest highest rating:

5

I’ve always had a good experience when I phone. Staff are always helpful and knowledgeable and the phones are answered quickly Reviewed on: 10th May 2026

Latest lowest rating:

1

Don't use this Company Happy to take your money. Getting it back is proving difficult and costly. Reviewed on: 20th April 2026

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About this product

Cynergy Bank have a range of cash ISAs.

You can choose from fixed rate cash ISAs or easy access cash ISAs. Cynergy Bank cash ISAs can be opened with a minimum of £500. You can open and manage a Cynergy Bank cash ISA online.

Cynergy Bank cash ISA reviews help you find out what it’s really like to be a customer. If you’ve used Cynergy Bank before, you can also leave a review and share your experience.

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Cynergy Bank Cash ISA reviews (317)

I have recently opened a 1 year Fixed rate cash ISA...

I have recently opened a 1 year Fixed rate cash ISA with Cynergy Bank online.The website was clear and simple to follow and I found the whole process very easy to follow and the rate of interest was pretty competitive at 4.11% Reviewed on: 23rd March 2026

Easy to contact and helpful customer service team

Easy to contact and helpful customer service team Reviewed on: 23rd March 2026

very easy to open a cash ISA and you are informed o...

very easy to open a cash ISA and you are informed on the same day if your application is succesful Reviewed on: 23rd March 2026

Very good with a phone chat that normally takes ages...

Very good with a phone chat that normally takes ages to get one Reviewed on: 23rd March 2026

Everything always works smoothly

Everything always works smoothly Reviewed on: 23rd March 2026

A great bank offering a range of savings and persona...

A great bank offering a range of savings and personal accounts. Really great rates of interest and their customer service is excellent. Reviewed on: 23rd March 2026

easy to open account and good communication

easy to open account and good communication Reviewed on: 23rd March 2026

ISA roll-over investment.

Cyergy Bank provided a good 'roll-over' interest rate at time of making re-investment. Easily transferred online. Reviewed on: 23rd March 2026

Great service and value for money

Query was handled and solved in a swift and professional manner Reviewed on: 23rd March 2026

As easy as it should be!

Very easy navigation of website and app, able to easily manage various accounts with speed. Reviewed on: 23rd March 2026

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