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Cancel your 123apps subscription by mail

123apps takes cancellation requests by mailed letter, so a dated certified-mail letter is the record that counts. Letters to 123apps go to Amsterdam-Centrum, Netherlands.

Let Postbye cancel 123apps for you

We write your letter, mail it by certified mail the next business day, and confirm when the cancellation went through. You keep the signed proof.

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Postbye is not affiliated with 123apps.

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  • Certified mail with tracking
  • Mailed every business day
  • Delivery proof sent to you
  • We confirm your cancellation

How to cancel 123apps by mail

  1. Get your account details together

    Before writing, collect the name and email on the account and, if you have one, an account or customer number. 123apps can only act on a request it can match to an account.

  2. Put the request in writing

    Because 123apps is dealt with in Dutch, the letter is written in Dutch (template nl). Subject: “Onderwerp: annuleringsverzoek – [your name]”. It requests an end to the subscription and to every further charge, plus written confirmation.

  3. Send the letter by certified mail

    Use certified mail for the 1017 EJ Amsterdam-Centrum address in the next section, so the post office records the delivery. Write down the tracking number.

  4. File the delivery record

    Delivery confirmation is your evidence that 123apps was asked. Watch the next statement or two for any further 123apps charge.

With Postbye, steps 2 to 4 take about two minutes of your time.

Where your 123apps cancellation letter goes

123appsKeizersgracht 5201017 EJ Amsterdam-CentrumNetherlands

123apps takes its post at Keizersgracht 520, 1017 EJ Amsterdam-Centrum, Netherlands, which is where a cancellation letter belongs.

Copy the postal code 1017 EJ exactly: it is what routes the letter to Noord-Holland, Netherlands.

Your name, address and email appear in a short block labelled Accounthouder, Factuuradres in dossier and E-mailadres in dossier, under the greeting “Geachte heer/mevrouw,”.

Prefer to write it yourself? Use our letter template

Every address we hold for 123apps, with the envelope wording

Before you cancel 123apps, check these

  • Look for annual or multi-month plans. A plan paid in advance usually runs to the end of the period you paid for.
  • Write well before the next billing date. A request that arrives after it can leave one more charge on your statement.
  • If an app store or phone carrier bills you, the company cannot cancel it. Cancel with that partner as well.

Several states set rules for subscriptions that renew on their own. See what yours requires in automatic renewal laws by state.

Let Postbye cancel 123apps for you

We write your letter, mail it by certified mail the next business day, and confirm when the cancellation went through. You keep the signed proof.

Cancel 123apps

How cancelling by mail works

A subscription ends when the company records your request, not when you stop using it, and a letter is the record you can show later.

A mailed letter is slower than a phone call but it is the version that proves what you asked for and when.

123apps cancellation at a glance

How 123apps accepts cancellations
By mailed letter
Mailing address on file
123apps Keizersgracht 520 1017 EJ Amsterdam-Centrum Netherlands
Country
Netherlands
Letter language
Dutch (template nl)
Added to the database
June 30, 2026
Data last checked

123apps cancellation questions

Where do I send my 123apps cancellation letter?

Address the letter to 123apps, Keizersgracht 520, 1017 EJ Amsterdam-Centrum, Netherlands.

Which language is my 123apps letter written in?

Dutch. 123apps's address is in Netherlands, so the letter is prepared from the Dutch template under the subject line “Onderwerp: annuleringsverzoek – [your name]”.

What do I need to cancel 123apps?

Have the name and email on the account and, if you have one, an account or customer number to hand. The details in the letter need to match what 123apps has on file.

Will 123apps confirm my cancellation?

The letter asks 123apps to end the account, stop further charges and confirm in writing, but a reply is not guaranteed. What you can rely on is the delivery receipt: it shows the date 123apps received the request. If a charge posts after that date, quote the receipt with your copy of the letter.