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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)

Helpful and stress free

Always had very good service and help from Cynergy staff. Reviewed on: 23rd March 2026

Easy website and prompt transfer in of my Isa

Easy website and prompt transfer in of my Isa Reviewed on: 23rd March 2026

good interest rates, good communication

have used cynergy for some time and always been happy with the accounts on offer and with timely notifications Reviewed on: 23rd March 2026

Easy banking good rates of interest and customer ser...

Easy banking good rates of interest and customer services were great Reviewed on: 23rd March 2026

Good company easy to use app response quick helpful...

Good company easy to use app response quick helpful staff Reviewed on: 23rd March 2026

Very competitive interest rates

Much better interest rate than other providers informs you in good time when your account is reaching maturity very easy to navigate online Reviewed on: 23rd March 2026

Absolutely Wonderful Cynergy

Cynergy were absolutely wonderful helping me to set up my cash IDA with them Reviewed on: 23rd March 2026

I am always happy with my dealings with Cynergy Bank...

I have a Cash Isa with Cynergy Bank at present but have previously had a fixed 1 year savings account and an easy access account. I have always found Cynergy Bank to be most helpful and efficient when dealing with any of my accounts I have held with them. Reviewed on: 23rd March 2026

Brilliant bank, great online capability

Brilliant bank, find the online capability really easy to use and they offer good rates as well. Reviewed on: 23rd March 2026

Excellent ISA.

Always friendly helpful agents. Excellent product Reviewed on: 23rd March 2026

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