Version history
Sideline: 2nd Phone Line App
22
ASO score
Text
33/100
Reviews
0/100
Graphic
28/100
Other
0/100
App Rating
4.1
Votes
4.83M
App Age
10y 2m
Last Update
Nov 14, 2025
iAP
$0.99 - 139.99
Compare with Category Top Apps
|
Metrics
|
Current App
|
Category Top Average
|
Difference
|
|---|---|---|---|
|
Installs
|
6.9M
|
91.8M
|
-92%
|
|
Rating
|
3.86
|
4.34
|
-11%
|
|
Number of Ratings (Voted)
|
1.6M
|
35.3M
|
-95%
|
|
App Age
|
10y 1m
|
8y 5m
|
+20%
|
|
In-app Purchases Price
|
$65
|
$76
|
-14
%
|
|
Update Frequency
|
26d
|
151d
|
-83%
|
|
Title Length
|
28
|
27
|
+4%
|
|
Short Description Length
|
80
|
72
|
+11%
|
|
Description Length
|
3 567
|
3 057
|
+17%
|
|
Number of Screenshots
|
539
|
1402
|
-62
%
|
|
Has Video?
|
No
|
0% has videos
|
|
|
Size
|
0MB
|
0MB
|
|
Category Ranking in United States
7 days
Last 7 days
Last 30 days
Last 90 days
Last 180 days
Last year
| Top | Dec 09, 2025 | Dec 16, 2025 |
|---|---|---|
|
11
|
11
|
| Top | Dec 09, 2025 | Dec 16, 2025 |
|---|---|---|
|
No results were found!
|
||
| Top | Dec 09, 2025 | Dec 16, 2025 |
|---|---|---|
|
No results were found!
|
||
| Top | Dec 09, 2025 | Dec 16, 2025 |
|---|---|---|
|
No results were found!
|
||
Downloads
Downloads Graph
Total
6.9M
Last month
6.9K
Text ASO
Title
(
Characters:
28
of 50
)
Sideline: 2nd Phone Line App
Short Description
(
Characters:
80
of 80
)
Get a second phone number for text messages and calls with premium call quality!
Description
(
Characters:
3567
of 4000
)
Sideline gives you a premium second phone number with reliable text and call quality you won’t get with other calling apps. With unlimited calling and texting, your new second number from Sideline will work just like your first—no wifi connection needed.
Just pick your local area code, then text and call from wherever you are using your phone’s cellular signal. Sideline is part of the Pinger family of communication apps, which includes the popular Index and TextFree. To date, Pinger apps have been downloaded more than 160 million times and powered billions of conversations for consumers, professionals, and small businesses.
Sideline is one of the most trusted calling apps that tens of thousands of people rely on daily to manage their calls and text messages separately from their main phone number. Sideline’s patented technology powers reliable, carrier-level call quality that guarantees your phone calls and text messages will go through on time, every time.
Send text messages and place phone calls without wifi while keeping your personal phone number separate. Whether you’re using your second number for online privacy, professional services, or simply to keep communication organized, Sideline gives you the tools and features you need.
With Sideline, you’ll get more than just a second number; you’ll get a full-featured calling and texting app that lets you organize your contacts, reply automatically to missed calls with a text message, and much more. Download Sideline today!
SIDELINE FEATURES:
Second Number + Local Area Code
- Get a local phone number, or select the city and area code of your choice
- Call without wifi! Sideline phone calls and texts work with your existing cellular connection
- Enjoy voicemail, caller ID, sms texting, and premium call quality
- Get unlimited calling and texting, even when you’re offline
Powerful Communication Tools
- Automatically reply to missed phone calls with a customizable text message
- Share photos, videos, and GIFs from a reliable 2nd number
- Assign “Favorite” contacts for ease-of-use
Full-Featured Second Phone Line
- Create a custom voicemail greeting and read transcripts of voice messages
- Calling and texting tools available on multiple devices to stay in touch at any time
- Identify new callers, save contact details, and take notes about your conversation
- Incoming calls are clearly labeled as Sideline calls, so you know when you’re receiving a call to your second phone number, and not your main number.
Sideline gives you everything you have with your primary number and more, in a second number calling app that you can trust to always get the message across. Download today and begin your second phone line experience with a free 7-day trial.
FAQ
Can you have two phone numbers?
Yes! You can add a second number to your phone with the Sideline app.
Do you need a second phone to get another phone number?
No! Just download the Sideline app to add a second number to the phone you already have.
How does a second phone number work?
The Sideline app instantly adds a second number to the phone you already have. Just download Sideline, choose your number, and start calling and texting.
Why do people get second phone numbers?
People get second phone numbers from apps like Sideline to keep their personal number private, organize their communications, and separate work from their personal life.
How do I get a second phone number?
To get a second phone number, just download the Sideline app, choose your second number, and start calling and texting.}
Read more
Other
Additional Information
| Rating: | |
| Voted: | 4.83M |
| Google Play Link: | |
| Website: | |
| Email: | |
| Privacy Policy: | |
| Categories: | Business |
| Size: | - |
| iAP: | 0.99 - 139.99 $ |
| Installs: | 6.89M |
| App Age: | 10 years 2 months |
| Release Date: | Oct 26, 2015 |
| Last Update: | Nov 14, 2025 |
| Version: | 13.6 |
Version history
13.6
Nov 14, 2025
Better. Faster. More Reliable. That's our motto for every update. And in this release, performance updates make Sideline all of those things. <br><br>If you're enjoying the app, please leave us a rating or review. Need help? Email us at: AndroidHelp@sideline.com
13.5.1
Nov 05, 2025
Better. Faster. More Reliable. That's our motto for every update. And in this release, performance updates make Sideline all of those things. <br><br>If you're enjoying the app, please leave us a rating or review. Need help? Email us at: AndroidHelp@sideline.com