By Pinger
Report updated Apr 17, 2026
Sideline: 2nd Phone Line App
For professionals and small business owners who require a reliable, secondary phone number for work-related calls and texts.
Overview · Full Intel report in progress
Sideline: 2nd Phone Line App is an established communication app that is free with in-app purchases. With a 3.7/5 rating from 80.6K reviews, it shows polarized user reception.
What is Sideline: 2nd Phone Line App?
Current Momentum
v26.5
Better. Faster. More Reliable. That's our motto for every update. And in this release, performance updates make Sideline all of those things. If you're enjoying the app, please leave us a rating or review. Need help? Email us at: AndroidHelp@sideline.com
Competition
Rivals identification in progress
7-Day Rank Pulse 🇺🇸
CommunicationNo ranking data
Rating Pulse 🇺🇸
What makes this app unique?
What Does It Look Like?
How Is The App's Momentum Right Now?
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What Are The Key Features?
Uses cellular signals instead of Wi-Fi to ensure consistent and reliable call and text performance.
Allows users to choose a specific local area code for their secondary phone number.
Provides unlimited calling and texting capabilities through the secondary number.
How much does it cost?
Who Built It?
Pinger
Providing secondary phone numbers and communication tools for privacy-seekers, freelancers, and small business owners.
Portfolio
5
Apps
Who is Pinger?
Pinger has established a defensible position in the virtual telephony market by diversifying across three distinct user segments: casual privacy-seekers, professional freelancers, and small business owners. Their primary moat is a long-standing market presence and the technical infrastructure required to offer carrier-level call quality over cellular networks rather than relying solely on VoIP. A key strategic signal is their recent push into the B2B space with Index, attempting to move up-market from consumer-grade texting to professional business communication.
Who is Pinger for?
- Privacy-conscious individuals
- Freelancers
- Small business owners needing to separate personal
- Professional communications on a single device
Portfolio momentum
High development activity with 21 updates across 5 apps in the last 6 months and a major release occurring within the last 4 days.
What other apps does Pinger make?
Analysis in progress, available soon
What do users think recently?
Analysis in progress, available soon
Analysis in progress, available soon
What is the competitive landscape for Sideline: 2nd Phone Line App?
How's The Communication Market?
How does it evolve in the Communication market?
| Country | Category | Chart | Rank | Change |
|---|---|---|---|---|
| 🇺🇸 US | Communication | AndroidGrossing | #12 |
Strategic analysis coming soon
SWOT, key takeaways & outlook
The outtake for Sideline: 2nd Phone Line App
Key Takeaways
Sideline differentiates itself from standard VoIP apps by leveraging cellular infrastructure to provide carrier-grade reliability for a second phone line.
Where Is It Heading?
Trend analysis
Available very soon