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Tandem: Cash ISA reviews

4.71
Based on 69 reviews, last reviewed 16th Apr 2026
6300% increase in 5 star reviews
in the past 90 days
No new 1 star reviews
in the past 90 days
See only 5 star reviews
91%
See only 4 star reviews
9%
3 star
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0%
2 star
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0%
1 star
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Latest highest rating:

5

Tandem are great to deal with, interest rates are up... Tandem are great to deal with, interest rates are up with the best and the app is fantastic. Happy customer here! Reviewed on: 16th April 2026
Carl Mountain's avatar
Carl Mountain

Latest lowest rating:

N/A

This product has not received a review of either 1 or 2 stars.

About this product

Tandem offer fixed rate cash ISAs and easy access cash ISAs.

Tandem cash ISAs can be opened online. If you withdraw money from a fixed rate cash ISA, you’ll pay a penalty. You get unlimited withdrawals and deposits with an easy access cash ISA.

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

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Tandem Cash ISA reviews (69)

Competitive rates compared to my previous providers

5
Competitive rates compared to my previous providers Reviewed on: 27th March 2026

I'm so happy with Tindem.

4
I'm so happy with Tindem. It's very good. It'll help me too much. Reviewed on: 27th March 2026

Simply the best ISA provider on the market.

5
Simply the best ISA provider on the market. Reviewed on: 27th March 2026

Great bank always available to discuss money topics

5
Great bank always available to discuss money topics Reviewed on: 27th March 2026

Straight forward and seamless setup

4
Straight forward and seamless setup Reviewed on: 27th March 2026

Everything Just works with a good interest rate.

5
A good rate with solid service. The rate is consistantly amongst the best, not just for a short period just to draw new people in. Reviewed on: 27th March 2026

Always kept up to date with every aspect of ISA life...

5
Always kept up to date with every aspect of ISA life plus other offers too. Good clear easy to use app. Reviewed on: 27th March 2026

Good rates

5
Easy to use open account and good rates for cash ISA Reviewed on: 27th March 2026

Very easy to open up and use.

5
Very easy to open up and use. Had no issues at all with them. Reviewed on: 27th March 2026

Easy to use and regular updates to get the best from...

5
Easy to use and regular updates to get the best from savings. Reviewed on: 27th March 2026

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