'Auto Two Number' is an application for users of the Two Number (Number Plus, Dual Number) service that uses two numbers in one mobile phone.

'Auto Two Number' solves the inconvenience of entering two-number (Number Plus, Dual Number) codes from the carrier when making two-number calls and sending SMS.

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□ Two Number (Number Plus, Dual Number) Usage Guide

If you subscribe to a mobile carrier's two-number (Number Plus, Dual Number) additional service, you can receive an additional virtual number in addition to the number assigned to your mobile phone.
SKT: Number Plus, Number Plus 2
KT : Two Number Plus
LG U+ : Dual number service

To send two numbers (Number Plus, Dual Number), press '*22# (based on SKT) + the other party's number', and two numbers (Number Plus, Dual Number) are displayed to the recipient during a call or text message.

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□ Core Features.
1. Two-number conversion function
- When making a phone call, the set carrier two-number code (*22#, etc.) is added to the calling number (PROXY_CALLS/PROCESS_OUTGOING_CALLS).
- Whether to send two numbers can be set simply by on/off.
- If Auto Two Number is set to off, a call is sent to your original number.
- If Auto Two Number is set to on, a call is sent to My Two Number.
Ex) If you make a two-number call to the receiving number 01012341234, the caller number is converted to *22#01012341234 and the call is made.

□ Detailed Description
- You can easily set whether to send a two-number call through the app and the quick menu.
- Even if the app is not running, you can use the two-number call function (except when the app is forcibly closed).
- You can check incoming and outgoing messages (SMS, LMS, MMS) with two numbers.
- You can send two-numbered SMS by linking with your mobile phone from your PC.

□ How to use
1) Two-Number (Number Plus, Dual Number) code setting
- After running the Auto Two Number app, set the Two Number code for the user.
- Supports *22#, *281, *77, *77#, #, *23# codes.
- Those who have not subscribed to the Two Number (Number Plus, Dual Number) service can only use the *23# code.
2) Original number/two number (Number Plus, Dual Number) setting
- You can set whether to use two numbers (Number Plus, Dual Number) when making a call.
3) Quick menu setting
- If you set the item to on, you can turn on/off the use of Two Number (Number Plus, Dual Number) in the notification bar without running the Auto Two Number app.

□ Paid payment
- Auto Two Number is a paid application for convenient use of Two Number (Number Plus, Dual Number) calls/SMS.
- When downloading for the first time, the trial period of 3 days is applied, and you can use it without any functional limitations.
- Even if the mobile phone terminal is changed, if the user's contact information is the same, the purchase information is maintained.
- As long as the contact information is not changed, after one paid payment, it can be used permanently without limitation of period.

□ Two-number code information for each carrier
1) SKT
Number plus: *22# + phone number of the other party
Number Plus 2: *281 + the other party's phone number
2) KT
Two Number Plus: *77 + the other party's phone number
3) LGU+
Dual number: *77# + the other party’s phone number or the other party’s phone number + #
4) Common
Caller ID Restriction: *23# + the other party's phone number

※ Virtual numbers (two numbers) such as Number Plus, Two Number Plus, and Dual Number service must be issued through the customer center of the telecommunication company. Auto Two Number does not have the authority to issue Two Number, and purchase cancellation or refund is not possible due to non-issuance or termination of use of Two Number. In the case of non-issued two numbers, it is possible to use the caller number restriction (*23#) that is applied common to telecommunication companies.

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[Details of required access rights]
-SMS: You can check the SMS and MMS list and use the sending function.
-Phone: You can use the two-number call function.
- Save: Saves the log when an error occurs.
- Address Book: You can use the Send to Contacts feature in the Address Book.

[Details of optional access rights]
-Draw over other apps: When receiving a call, you can use the function to indicate whether the call was received with the user's two-numbered call.

[Information Collection Guide]
- When the app is launched, the user's mobile phone number and email information are used to confirm payment.
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If you have any complaints when using the app, please contact us through the Inquiry menu in the app and we will improve it.

Thank you.