Naruko SIP

Content rating
Everyone
1+
Downloads
Content rating
Everyone
Users Interact
Learn more
Screenshot image
Screenshot image
Screenshot image
Screenshot image
Screenshot image

About this app

Naruko SIP is a business-oriented softphone (business phone) app that allows you to use your smartphone as your company phone. Even without a landline in the office, you can make and receive calls using your company's phone number with just one smartphone.

■ Main Features
・External Calls: Make and receive calls using your company's phone number, even when you're away from the office.
・Internal Calls: Make internal calls with members of the same organization.
・Call Recording: Record calls and review the content later (features vary depending on your plan).
・Hold and Transfer: Put calls on hold or transfer them to other members.
・Incoming Call Notifications: Receive push notifications for incoming calls even when the app is closed.
・Multiple Device Support: Use one account on multiple devices.

■ For Those Who:
・Want to receive company calls outside the office.
・Want to make calls using their company number while working from home or on the go.
・Want to use their smartphone for business phone work instead of a landline.

■ How to Use
To use this app, you need an account issued by an organization that has implemented Naruko. New individual registrations are not possible. Please contact the provider for implementation details. *If you are not yet using a cloud PBX, please consider using Naruko Chat.

Provided by: Ringing Inc.
Turn your smartphone into your company phone. This is a business phone app for corporations that supports making and receiving external calls, internal calls, and call recording.
Updated on
Aug 20, 2026

Data safety

Safety starts with understanding how developers collect and share your data. Data privacy and security practices may vary based on your use, region, and age. The developer provided this information and may update it over time.
  • No data shared with third parties
    Learn more about how developers declare sharing
  • This app may collect these data types
    Personal info, Messages and 3 others
  • Data is encrypted in transit
  • You can request that data be deleted

What’s new

バグ修正
UI/UX調整
など
Content rating
Everyone
Users Interact
Learn more

App support

About the developer
RINGING INC.
ogawa.takayuki@ringing.co.jp
3-7-7, SHINYOKOHAMA, KOHOKU-KU SHINYOKOHAMA ARENA DORI BLDG. 3F. YOKOHAMA, 神奈川県 222-0033 Japan
+81 90-5508-9833