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FAQ | CHATCHAT/IDD1526 App
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CHATCHAT/IDD1526 App
General

What is CHATCHAT App?
What is IDD1526 App?
How much savings can I enjoy?
When do I use CHATCHAT or IDD1526 App?

Calling card users
Why do I need to register for an account?
Forgot your username.
How to reset my online password?
What if I changed my mobile number?
How will the charges be deducted when using CHATCHAT/IDD1526 app?
How much are the calling rates?
How to top up?
What is the expiry date of the card after topping up?
Why is my account suspended?

Postpaid Accounts (Business/Consumer Plan)
How do I register for an account?
Forgot your username.
How to reset my online account password?
Why am I prompted that my number is not registered?
How to register additional numbers?
How will the charges be deducted when using CHATCHAT/IDD1526 app?
How much are the calling rates?
Why is my account suspended

How to make calls?
IDD
Callback to Own Number
Callback to Overseas number


What is CHATCHAT App?
CHATCHAT is a free calling app that allow you to make call from mobile to fixed line or mobile phone number through internet*. No longer restricted to mobile network, you can now call from anywhere in the world as long as the mobile is using WiFi or data plan with internet connection.
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What is IDD1526 App?
With IDD1526 App, you will be able to make International Calls and send text messages directly from your phonebook seamlessly and enjoy great savings.
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How much savings can I enjoy?
With both CHATCHAT and IDD1526, you will be able to enjoy up to 80% savings on your IDD calls. Users with Mobile data or WiFi using CHATCHAT App will no longer need to pay for the air-time when making calls. Users with free incoming call plan on their mobile subscriptions can enjoy further savings on your local mobile air-time by using Callback method on IDD1526 App.
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When do I use CHATCHAT or IDD1526 App?
You can use CHATCHAT app to make IDD calls as long as there is Data connection to your mobile from anywhere in the world. IDD1526 is using the phone call functin to trigger call which mean you need to have SIM card with valid call plan whether in Singapore or other countries. IDD1526 come with value added service such as SMS and configuration of international roaming service.
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Calling card users
Why do I need to register for an account?
You can register an account for CHATCHAT App during the installatoin. You will need a valid mobile number to receive the password to proceed. On ther other hand, you will need to register for an online account from our web site to verify your mobile number to use IDD1526 App.
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Forgot your username.
Your username will be your mobile number.
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How to reset my online account password?
Click on the forgot password link from the online account login page and enter your username. A new password will be send to your username (mobile number) shortly.
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What if I changed my mobile number?
You will need to register for an account again in the event that your mobile number is changed. This is to ensure the integrity of the service and to verify your mobile number.
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How will I be charged when using CHATCHAT/IDD1526 app?
IDD charges will be deducted from the calling card PIN. Data usage or local air-time apply when using the App.
* When you use the app on a mobile network, the operator may charge for the data charges or internet access fees.
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How much are the calling rates?
Calling rates can be found at our website. www.chatchat.com.sg
Depending on your calling destinations, we offer a wide range of prepaid cards which you may use with this app to maximise your savings!
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How to top up?
You may topup with through the app or at our website www.chatchat.com.sg using either VISA/Mastercard credit cards.
1)   Use your VISA or MASTER credit card to top up on-line. Minimum top up will be $10.00.
2)   Use your VISA or MASTER credit card to top up by calling our customer service at 6838 7737. Minimum top up will be $10.00.
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What is the expiry date of the card after topping up??
The system will pick the latest expiry date between two cards that was combined to become the new expiry date. If the top-up were done on-line or via S.A.M. by SingPost, the expiry date will be 180 days from the current date.Top up done through APP will depend on the top up amount.
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Why is my account suspended?
Your account will automatically be locked/suspended if any suspicious/fraudlent/unauthorised activities is detected. To reactivate your account, please contact us at cs@chatchat.com.sg
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Postpaid Accounts (Business/Consumer Plan)
How do I register for a Postpaid account?
You can register for a Postpaid account online Consumer plan / Business plan . Alternatively, you can email us @ 1526@chatchat.com.sg and an Account Manager will get in touch with you soon.
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Forgot username
Your username will be your IDD1526 account number.
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How to reset my online account password?
If you have forgotten your password, please contact us at cs@chatchat.com.sg
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Why am I prompted that my number is not registered?
For security purposes, we only allow phone numbers that have been registered to your CHATCHAT IDD1526 account to use the service.
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How to register additional numbers?
Please contact your Account manager or our Customer Service officers for assistance at 1526@chatchat.com.sg
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How will the charges be deducted when using CHATCHAT/IDD1526 app?
Postpaid customers will be billed on a monthly basis for the usage for the previous month. Data usage or local call charges may apply. Data connection* is required to use the app.
* When you use the app on a mobile network, the operator may charge for the data charges or internet access fees. Users without data plans may use Wi-Fi connections.
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How much are the calling rates?
Please contact your account manager for more information or email to 1526@chatchat.com.sg
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Why is my account suspended?
Your account will automatically be locked/suspended if any suspicious/fraudlent/unauthorised activities is detected. To reactivate your account, please contact us at 1526@chatchat.com.sg
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HOW TO MAKE CALLS
IDD
Enter the destination number or select from your contact list, and press call. For IDD1526 App, you can select IDD or call back method which will insert the 1526 prefix and call or trigger a call back.
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Callback to Own number
From the app, set the Call Method to Callback. Enter the destination number or select from your contact list, and call. Our system will call you back on the preset Own Number
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Callback to Overseas number
From the app, set the Call Method to International Callback. Enter the destination number or select from your contact list, and call. Our system will call you back on on preset Overseas Number
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