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Cynergy Bank: Cash ISA reviews

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

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 (318)

Mine’s been a good experience with Cynergy Bank

5
It was very easy to open the cash ISA account online, and then manage it via Cynergy’s online banking website which is very straightforward to use and is quite ‘customer friendly.’ Reviewed on: 24th March 2026

Good information provided (over and above other isas)

5
I like the facility where interest earned to date is available. No problems with the app or opening and maintaining the account. Reviewed on: 23rd March 2026

Just good

5
Straightforward and easy to deal with Reviewed on: 23rd March 2026

Good about new ISAs...

5
Good but would appreciate information about new ISAs when they come out Reviewed on: 23rd March 2026

Great company offering competitive interest rates

5
Great company offering competitive interest rates Reviewed on: 23rd March 2026

Satisfied

4
Their Cash ISA is exactely what I needed Reviewed on: 23rd March 2026

Cynergy provides good rates for cash ISAs.

5
Cynergy provides good rates for cash ISAs. It’s easy to open an account online. If there are any issues, telephone support staff are very helpful. Reviewed on: 23rd March 2026

Great options and good interest on cashbisa

5
Great options and good interest on cashbisa Reviewed on: 23rd March 2026

Excellent service

5
Good product and good service simple process and efficient App Reviewed on: 23rd March 2026

Rates have been good and service has always been ver...

5
Rates have been good and service has always been very good. Reviewed on: 23rd March 2026

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