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Tandem: Cash ISA reviews

Name: Cash ISA
Rating: 4.72 (70 reviews)

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4.72

Based on 70 reviews, last reviewed 12th Jun 2026

1080% increase in 5 star reviews

in the past 90 days

No new 1 star reviews

in the past 90 days

91%

3 star

2 star

1 star

Latest highest rating:

5

Excellent cash isa rates. Excellent cash isa rates. Quick and easy to open an account Reviewed on: 12th June 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 (70)

Excellent cash isa rates.

Excellent cash isa rates. Quick and easy to open an account Reviewed on: 12th June 2026

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

Great Cash ISA, easy and simple to transfer money

I've had a Tandem savings account for a few years and so when they launched the Cash ISA it was great news. I can now save Tax Free! Great App and easy to use and transfer money. Reviewed on: 14th April 2026

Excellent servive and great savings rates

Excellent servive and great savings rates Reviewed on: 3rd April 2026

ISA transfer in.

Verbal help provided by Heather during ISA fixed term transfer. Features and time frames clearly explained. Assistance given over the telephone to open new fixed ISA. Reviewed on: 31st March 2026

Easy access to all our accounts app is easy to...

Easy access to all our accounts app is easy to use Reviewed on: 30th March 2026

Very friendly and helpful staff, I had an issue when...

Very friendly and helpful staff, I had an issue when opening my account but soon fixed by the on line staff Reviewed on: 30th March 2026

I have just begun with Tandem and any communication...

I have just begun with Tandem and any communication has been easy. I also like where they invest their money. Reviewed on: 29th March 2026

All round excellent company

I have had an account with Tandem for a number of years now. They offer competitive prices and an easy to navigate website. Reviewed on: 29th March 2026

Great product and service, love the app layout easy...

Great product and service, love the app layout easy to use Reviewed on: 29th March 2026

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