2ndLine - Second Phone Number
2ndLine - Second Phone Number Summary
2ndLine - Second Phone Number is a ad-supported, with in-app purchases Android app in Communication by TextNow, Inc.. Released in Feb 2017 (9 years ago). It has about 17.8M+ installs and 138.7K ratings with a 3.94★ (average) average. Based on AppGoblin estimates, it reaches roughly 58.1K monthly active users and generates around $<10K monthly revenue (42% IAP / 58% ads). Store metadata: updated Mar 5, 2026, version 15380.
Recent activity: 1.4K installs this week (18.6K over 4 weeks) showing below average growth , and 10 new ratings this week View trends →
Data tracking: SDKs and third-party integrations were last analyzed on Feb 28, 2026. The app's network data flows (API traffic to/from the app and its SDKs) were last crawled on Dec 16, 2025.
Store info: Last updated on Google Play on Mar 5, 2026 (version 15380).
2ndLine - Second Phone Number was last scanned for SDKs 2026-02-28. Below is the overview of third party companies detected in the app. The full list of raw SDKs, app permissions and unknown SDKs is available here.
Stripe
WithPersona
Cash App
Adjust
Square
Airbnb Engineering
Bumptech
Google
Facebook
Fyber
Digital Turbine
Braze
LeanPlum
LiveRamp
Firebase
AdMob3.94★
Ratings: 138.7K
Screenshots
App Description
Get nationwide unlimited calls and texts. Use as a second phone number.
Staying connected shouldn’t stress you out. Get a new phone number free with the US area code of your choice and start calling and texting freely to anywhere in the US and Canada.
FREE TALK & TEXT NATIONWIDE: NO PHONE BILL
Stay connected with the 2ndLine free Wi-Fi calling and texting app
SECOND PHONE NUMBER: FOR CALLING & TEXTING
Use the 2ndLine calling and text messaging app as a free second phone line.
INTERNATIONAL CALLING: 230+ COUNTRIES
Are your friends and family overseas? 2ndLine offers free calls to Canada and low-cost international calls to 230+ countries with rates starting at less than $0.01 USD per minute. Cherish talk time with loved ones far away.
WHY 2ndLine?
• Free calling, free texting.
• Call and text for free immediately when you download the 2ndLine app.
• Get a local phone number. Area codes from most metro areas in the US available.
• Voice call, direct message, picture and video messages to the US or Canada for free.
HOW IS 2ndLine FREE?
There are no yearly or monthly fees to use 2ndLine. We partner with brands to pay for your phone calling and messaging (so you don’t have to) with in-app ads. Ads won’t interrupt your experience. If you don't like ads, you can purchase a subscription to remove them. If you don't like ads, you can purchase a subscription to remove them.
MORE FEATURES
• Caller ID
• Customizable free text tones, call tones, ringtones, vibrations and phone backgrounds
• Quick Reply to speedily respond to friends
• A home screen widget for instant use
Choose 2ndLine as your default dialer for a seamless calling experience. By granting access to your call logs, you'll be able to easily find and call your contacts in the 2ndLine app, view your call history, manage missed calls, and sync your 2ndLine message history across all your devices.
TERMS OF USE AND PRIVACY POLICY
The use of 2ndLine is subject to accepting our terms of use (https://www.2ndline.co/terms) and privacy policy (https://www.2ndline.co/privacy ; For California Residents: https://www.2ndline.co/privacy#california-privacy-rights).
2ndLine is affiliated with TextNow Inc. 2ndLine is not affiliated with other texting and calling apps.