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Tandem: Cash ISA reviews

Name: Cash ISA
Rating: 4.71 (69 reviews)

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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

91%

3 star

2 star

1 star

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

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 (69)

everything runs smoothly at tandem ..

everything runs smoothly at tandem with good interest rates Reviewed on: 27th March 2026

It was easy to make an account and the interest is h...

It was easy to make an account and the interest is higher than a lot of other banks. Reviewed on: 27th March 2026

Easy to contact and good information online.

Easy to contact and good information online. Reviewed on: 27th March 2026

I recommend this ISA

Decent interest and an APP that is easy to use. Reviewed on: 27th March 2026

Very easy, intuitive app and great value.

Very easy, intuitive app and great value. Reviewed on: 27th March 2026

First class bsnk

Simple to use app and easy to transfer money in and out of account. Good communication. Reviewed on: 27th March 2026

Best bank ever

Just the best bank and products ,lve always got a good rate on my savings so I thought I’d have an isa with them too well done Reviewed on: 27th March 2026

GREAT RATES

EASY ISA TRANSFER PROCESS AND TOP INTEREST RATE Reviewed on: 27th March 2026

Fast and efficient and always up to date.

Fast and efficient and always up to date. Love Tsndem. Reviewed on: 27th March 2026

I recently activated an ISA transfer so I could lock...

I recently activated an ISA transfer so I could lock into Tandem's fixed 1 year product and had some issues with the transfer due to my previous provider. Tandem's staff were very helpful and clarified things for me to help speed up the process. Reviewed on: 27th March 2026

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