Second Line Calling/Texting is a utility app for iOS that provides secondary, disposable phone numbers for private communication.
Product velocity
Dormant
Daily rank 🇺🇸
—
Social Networking
Sentiment
4.2
2k reviews
Nemesis
Fragmented field
The App DNA
What makes this app unique?
Users report: Users hire this app to shield their primary carrier number during high-risk social or commercial transactions, reducing spam and identity exposure.
For Individuals seeking to protect their primary phone number while engaging in online dating, job applications, or marketplace transactions.
What does it look like?
Key features
Allows users to generate and delete temporary phone numbers for specific tasks like online dating or classified ads.
Provides unlimited SMS, MMS, and voice calls within the US and Canada.
Secures the app interface with biometric authentication or a passcode.
How much does it cost?
Subscription-only model anchored in North American coverage, gating unlimited communication features behind the premium tier.
Velocity
Dormant developmentopaqueShow more...
The app has not received a public update in over 13 months, with the last recorded release occurring on July 4, 2025. Given the lack of activity for well over the 12-month threshold, the development momentum is classified as zombie. No new features, bug fixes, or operational updates have been deployed in this period.
Who built it?
BinaryPattern
3 apps tracked · Social Networking
Private Texting SMS Phone Text
Texting AI Message GeneratorUser Sentiment
What do users think recently?
Recent user voice shows a mixed sentiment. Users value the ability to generate multiple temporary phone numbers for specific projects and clients.
How are ratings & reviews evolving?
What users say, by theme
- Users value the ability to generate multiple temporary phone numbers for specific projects and clients
- The interface design provides a straightforward experience for switching between different active phone numbers
- Users report persistent issues with outbound calls and text messages failing to connect or deliver
49 of 49 recent reviews analyzed · high confidence · Mixed overall
Read the full review analysisUnlock 2 more frustration themes and 1 user request, each backed by review evidence.
Access the full report for freeCompetition
Competitive landscape for Second Line Calling/Texting
How's the Social Networking market?
The app maintains a 4.2-star rating across 2,186 total reviews, but the 402-day update gap suggests a stagnant market position relative to active competitors.
Read the market outlookThe rivals identified
Unlock the deeper market read.
Access the full report for freeThe Analyst's Read
Key takeaways for Second Line Calling/Texting
Where is it heading?
The market for privacy-focused communication is consolidating around apps that offer both reliability and flexible entry points. Second Line Calling/Texting's lack of recent updates and subscription-only gate leave it exposed to churn, so revenue growth hinges on fixing core delivery reliability before the user base migrates to more active alternatives.
- Persistent outbound call and text failures in the latest version erode the daily active habit, which compounds the rating drag already visible.
- The 402-day update silence indicates the app is in maintenance mode, leaving it exposed to competitors with faster iteration cycles.
The SWOT
- Multi-number management enables distinct identity separation for high-risk social interactions
- Untapped B2B partnerships for temporary business lines could diversify revenue streams
Next best moves
Audit core call-delivery infrastructure because users report persistent outbound failures → stabilize rating baseline
The counter-intuitive read
The 402-day update silence is a strategic vulnerability…
Read the full takeSince the last report: The app's competitive outlook has declined due to prolonged update silence and a restrictive subscription-only model that limits its user funnel.
Bottom line
Second Line Calling/Texting provides a clear privacy utility through disposable numbers, but the lack of recent technical maintenance and a restrictive subscription-only model threaten long-term retention, so the PM should prioritize fixing core call-delivery bugs to stabilize the current user base.
Unlock 2 critical frictions, 1 market threat and the analyst’s take.
Access the full report for freeSources
Report last updated