# Add & edit test phones

Add test phones to your account to test your setups in the Sandbox environment.

{% hint style="info" %}

* You can add a maximum of **two** test phones to your account.
* The number of free test SMS messages you can send per account is limited to **10** per day with an overall maximum of **100** per month.
* Test messages are always free, however, if you are a self-serve customer, you need a positive account balance before you can send test messages.
*  You will be charged for messages sent once the integration is promoted to production.
  {% endhint %}

## Add test phones

1. Navigate to *My Workspace -> SMS.*
2. Select *Manage Test Phones*.

<figure><img src="/files/mq97g14l3mRn3IJs3glI" alt=""><figcaption></figcaption></figure>

3. Select the country this phone number is registered in and add the number of the test phone (**in international format**).
4. Click *Add*.

{% hint style="success" %}
To verify that the number you've entered is valid, an **OTP** will be sent to the number that you've entered.
{% endhint %}

<figure><img src="/files/Dj8aiZb8uKqJWmyYCetM" alt=""><figcaption></figcaption></figure>

4. Enter the OTP and click *Submit PIN*.&#x20;
5. If the PIN was entered correctly, the phone is added as a test phone to your account.&#x20;

<figure><img src="/files/VPqVgrNX1bPzYm3ppwrk" alt=""><figcaption></figcaption></figure>

6. To remove a test phone, simply click the "X" icon next to it.

{% hint style="warning" %}
If the test phone number has not been verified successfully, it will have a status of **Unverified**. You cannot use this number and have to remove it before trying to add it again.
{% endhint %}

{% hint style="info" %}
Test phones can also be set up as part of the [SMS setup wizard](/sms-channel/getting-started/add-new-sms-setups-self-serve.md).​
{% endhint %}

## View & edit test phones <a href="#view-and-edit-test-phones" id="view-and-edit-test-phones"></a>

1. Go to *My Workspace -> SMS.*
2. Under *My SMS Numbers,* a table lists all your long numbers and short codes.

<figure><img src="/files/0Ly0npYbqCXIQVuczMCB" alt=""><figcaption></figcaption></figure>

3. Select a number from this table to view its details, manage the connected API, and update the subscription linked to this number (*self-serve only*).​

<figure><img src="/files/C3TzGYjIMEXANz8NBWpT" alt=""><figcaption></figcaption></figure>


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