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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

29100% 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)

Great rates and super customer service

ISA and savings rates are always among the best available and customer service is top class with real people, speaking good English ready to help when needed. Reviewed on: 17th April 2026

I've had a Cash Isa with Cynergy for a few years now.

I've had a Cash Isa with Cynergy for a few years now. Their interest rates are extremely competitive and are updated regularly to match current trends. It is extremely easy to switch accounts as preferential rates appear online. Reviewed on: 17th April 2026

Professional and variety of products

I have been a client of Cynergy for many years and have always found them to be extremely professional and offer a range of services that meet my needs. Reviewed on: 17th April 2026

Money transfers

Easy to transfer money between accounts Reviewed on: 17th April 2026

Efficient bank with good interest rates Always help...

Efficient bank with good interest rates Always helpful with any queries. Reviewed on: 17th April 2026

The worst banking experience ever!

Terrible website experience. Confusing transfer forms and processing. Poor customer service. The list goes on. Reviewed on: 17th April 2026

Has a competitive rate of interest and website is ea...

Has a competitive rate of interest and website is easy to use. Reviewed on: 17th April 2026

Good customer communication easy to contact

Good customer communication easy to contact Reviewed on: 17th April 2026

Straight Forward Process

Setting up my ISA online was an easy and smooth process, along with my savings account I can see all my accounts on the App. Reviewed on: 17th April 2026

Excellent customer service, easy to use app

Excellent customer service, easy to use app Reviewed on: 17th April 2026

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