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Cynergy Bank: Cash ISA reviews

View other Cynergy Bank products
4.77
Based on 318 reviews, last reviewed 13th Jul 2026
5% decrease in 5 star reviews
in the past 90 days
150% increase in 1 star reviews
in the past 90 days
See only 5 star reviews
92%
See only 4 star reviews
5%
See only 3 star reviews
1%
See only 2 star reviews
0%
See only 1 star reviews
2%

Latest highest rating:

5

Competitive rates and helpful website Competitive rates and helpful website Reviewed on: 13th July 2026
Katie Wilson's avatar
Katie Wilson

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
David's avatar
David
Read all reviews Write a review

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.

Review Cynergy Bank: Cash ISA now

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Cynergy Bank Cash ISA reviews (318)

Utterly secure and reliable..

5
Utterly secure and reliable. Very helpful when needed Reviewed on: 17th April 2026
Nicholas 's avatar
Nicholas

Good rates, new app and website

5
They offer good rates and a much improved online offering Reviewed on: 17th April 2026
David M's avatar
David M

Competitive rate and easy set up

5
Very straightforward to set up and good interest rate. Reviewed on: 17th April 2026
Liz's avatar
Liz

Competetive rates, good service

5
As a bank Cynergy offer competetive rates, the appication process is straightforward and they communicate well Reviewed on: 17th April 2026
Hugh P's avatar
Hugh P

Cynergybank - look no further

5
Cynergybank Bank provides a personal and excellent service with competitive rates in the market. Customer service is always available and you are able to actually ‘speak’ to someone which is great in these days of automation and chatbots!! Reviewed on: 17th April 2026
CV's avatar
CV

Great service, very competitive products

5
Great service, very competitive products Reviewed on: 17th April 2026
Fergus's avatar
Fergus

Reasons to be a Cynergy Bank customer

5
I have been with Cynergy Bank for a number of years. Their online service is user friendly & easy to navigate. They keep me advised of any changes in my interest rate & make it easy to avail of new products with better rates. Reviewed on: 17th April 2026
SBE's avatar
SBE

Great customer service

5
When I’ve had issues with my account I’ve been able to talk to someone who has helped resolve the issue. Its also easy to change accounts when a better option is available. Reviewed on: 17th April 2026
Jo T's avatar
Jo T

very easy to open.

4
very easy to open. online, keep me well informed about my savings, communication very good Reviewed on: 17th April 2026
Christine Scaife's avatar
Christine Scaife

The easiest experience I’ve ever had with a bank, br...

5
The easiest experience I’ve ever had with a bank, brilliant service, great communication and an app that really easy to use and navigate Reviewed on: 17th April 2026
Mike Whittaker 's avatar
Mike Whittaker

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