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Tandem: Cash ISA reviews

Name: Cash ISA
Rating: 4.9 (60 reviews)

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4.90

Based on 60 reviews, last reviewed 28th Mar 2026

5400% increase in 5 star reviews

in the past 90 days

No new 1 star reviews

in the past 90 days

90%

10%

3 star

2 star

1 star

Latest highest rating:

5

Simple and Refreshingly Hassle-Free Savings I’ve had a really positive experience with the Tandem Cash ISA so far. The whole process—from opening the account to managing it day-to-day—has been s... Read more Reviewed on: 28th March 2026

Latest lowest rating:

N/A

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

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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 (60)

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

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

Fantastic customer service representatives

Fantastic customer service representatives - they reply very quickly and everything is hassle free Reviewed on: 27th March 2026

Very easy to manage tranfer of my ISA over.

Very easy to manage tranfer of my ISA over. Very easy to understand the steps to take. And a good rate on savings. Reviewed on: 27th March 2026

great service and good interest rate.

great service and good interest rate. never have any problems with contacting them. Reviewed on: 27th March 2026

Good ISA rates

Good ISA rates but regular instant access saver now less attractive Reviewed on: 27th March 2026

Great App

All easy to use in the App and not a bad rate ISA general savings have been useful too Reviewed on: 27th March 2026

The best value I could find.

The best value I could find. Easy to set up, efficient service. Reviewed on: 27th March 2026

Easy to use app very good rates of interest

Easy to use app very good rates of interest Reviewed on: 27th March 2026

Better than any other bank I’ve used

Easy app, kind, accessible customer service Reviewed on: 27th March 2026

Fantastic ISA transfer excperience

My previous ISA provider was lagging in transfering my funds and Tandem stepped in and took all the pain away. Dealt with promptly and totally exceeded my expectations. Nothing was a bother. A great experience. I have since recommended Tandem to friends and family, even my nail tech who have all subsequently opened accounts too. Reviewed on: 25th March 2026

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