Sideline: Private 2nd Number: iPhone vs Android
Sideline: Private 2nd Number by Pinger, Inc. is on both the App Store and Google Play. Here are both versions together: downloads, users, revenue, ratings and chart positions, store by store with totals.
Rating
3.9 ★
78k ratings, both stores
Measured
Best rank now
#11
Android · 
Communication Grossing
Communication GrossingMeasured
App Store
App details
App ID
1012032539
Publisher
Pinger, Inc.
Content rating
12+
Google Play
App details
App ID
com.sideline.phone.number
Publisher
Pinger, Inc
Content rating
Everyone
Sideline: Private 2nd Number downloads & installs
Both stores, worldwide. Bands are open; exact numbers are free with an account.
| Store | Downloads / day | Lifetime installs |
|---|---|---|
| iPhone | – | – |
| Google Play | – | 5M+ Measured |
| Total | – | 5M+ Confidence |
How this is calculated
iPhone: chart positions and rating growth per country, anchored on its own Android downloads; lifetime from ratings worldwide × installs per rating. Google Play: the daily change in its exact install count. The total adds every store.
Active users
All platforms, worldwide. Free with an account.
Stickiness (DAU / MAU)
how many monthly users open it on a given day
How this is calculated
Monthly users come from lifetime installs across every store, fitted on monthly active user figures companies publish; daily users = monthly × the typical daily/monthly ratio for the category. Confidence is the chance the real number is within half to double ours.
In-app revenue
Worldwide, what users spend before Apple and Google take their fee.
| Store | Per day | Per month | Share |
|---|---|---|---|
| App Store | |||
| Google Play | |||
| Total | Confidence | 100% |
Business model: Subscription-led
How Sideline: Private 2nd Number makes money: subscriptions, one-off purchases and ads.
SubscriptionsIn-app purchases
Subscriptions
/mo
of revenue
Top in-app purchases · App Store US, most popular first
| 1 | Sideline - Monthly plan subscription | |
| 2 | Sideline Subscription subscription | |
| 3 | Sideline Standard - Early User subscription | |
| 4 | Sideline Pro – Monthly Plan subscription | |
| 5 | Sideline - Yearly Plan subscription | |
| 6 | Sideline Standard EarlyAdopter subscription | |
| 7 | No Ads | |
| 8 | Sideline subscription | |
| 9 | Voicemail to Text | |
| 10 | Sideline - 6-Month Plan subscription |
Hidden keywords
Sideline: Private 2nd Number shows up in App Store search (US) for 1 word that appear nowhere in its name, subtitle or developer name, so they are almost certainly in its private keyword field.
Where it ranks now
Both stores, across every country we track.
Ratings
Both stores. Store data, measured.
| Store | Rating | Ratings |
|---|---|---|
| App Store | 4.4 ★ | 15k |
| Google Play | 3.8 ★ | 63k 26k written reviews |
| Both stores | 3.9 ★ weighted by ratings | 78k |
What users say about Sideline: Private 2nd Number
From the 100 most recent Google Play reviews in the US.
Mostly negative (26% of recent reviews give 4–5 stars). People like it for helpful support, and being easy to use. The main complaints are about price and subscriptions, and login and account problems. Recent reviews are more positive than earlier ones.
What people like
- Customer support: “Great customer service..over and above”
- Ease of use: “Very easy to use and a money saver”
Common complaints
- Price & subscription: “have to pay used to be fre”
- Login & account: “i cant even create an account”
- Crashes & bugs: “Stopped working completely!!!”
- Privacy & data: “Blocking spam texts does nothing”
About Sideline: Private 2nd Number
Sideline gives you a second phone number for calling and texting—so you can stay connected without sharing your real number. Get the app today to keep your personal number private.
Whether you're working, selling online, or just want more control over who can reach you, Sideline makes it easy to separate your communications.
Get a second phone number, send unlimited texts, and manage calls with powerful tools—all from one app. Sideline works over your carrier network (not VoIP), so your second number is as reliable as your first.
Take control of your privacy and communication with Sideline.
WHY SIDELINE?
Protect Your Personal Number:
- Get a second phone number for private calling and texting
- Keep your real number separate and secure
- Choose a local area code (or an area code of your choice)
- Includes Caller ID and custom voicemail
- Reliable cellular calling (not VoIP)
Private Texting & Calling:
- Send unlimited SMS and MMS messages
- Use your second number for work, marketplace listings, or signups
- Call and text without revealing your personal number
- Access your number from multiple devices
Stay in Control:
- Auto-Reply sends instant responses when you miss a call
- Custom voicemail with message transcripts
- Port your existing number to Sideline
- Block unwanted callers and manage contacts
Smart Communication Tools:
- Save and reuse frequently sent texts
- Add notes to conversations and contacts
- Stay organized without mixing personal and business messages
USE SIDELINE FOR:
- Private texting and calling
- Work or business communications
- Online buying and selling (Craigslist, Facebook Marketplace, etc.)
- Protect your personal number
FREQUENTLY ASKED QUESTIONS
What is Sideline, and how does a second phone number work?
Sideline is a second phone number app that lets you call and text from a separate number on your smartphone. Just download the Sideline app, and your Sideline number will work alongside your primary number, so you can keep personal and secondary communications separate without needing a second phone.
Can I use Sideline for private texting and calling?
Yes. Sideline is designed for private texting and calling, so you don't have to share your personal phone number with strangers and businesses. Use your second number for work, online selling, dating, or any situation where you want more privacy.
Is Sideline reliable for calls and texts?
Sideline uses your carrier's cellular network (not VoIP), which means your calls are clear and reliable—just like your regular phone number. You can send unlimited SMS and MMS messages and make calls with confidence.
Can I choose or transfer my phone number?
Yes. You can select a second phone number with an area code of your choice, or port (transfer) your existing number to Sideline. This makes it easy to keep a number you already use while gaining more privacy and features.
Who is Sideline for?
Sideline is for anyone who wants a second phone number to keep their perso
Whether you're working, selling online, or just want more control over who can reach you, Sideline makes it easy to separate your communications.
Get a second phone number, send unlimited texts, and manage calls with powerful tools—all from one app. Sideline works over your carrier network (not VoIP), so your second number is as reliable as your first.
Take control of your privacy and communication with Sideline.
WHY SIDELINE?
Protect Your Personal Number:
- Get a second phone number for private calling and texting
- Keep your real number separate and secure
- Choose a local area code (or an area code of your choice)
- Includes Caller ID and custom voicemail
- Reliable cellular calling (not VoIP)
Private Texting & Calling:
- Send unlimited SMS and MMS messages
- Use your second number for work, marketplace listings, or signups
- Call and text without revealing your personal number
- Access your number from multiple devices
Stay in Control:
- Auto-Reply sends instant responses when you miss a call
- Custom voicemail with message transcripts
- Port your existing number to Sideline
- Block unwanted callers and manage contacts
Smart Communication Tools:
- Save and reuse frequently sent texts
- Add notes to conversations and contacts
- Stay organized without mixing personal and business messages
USE SIDELINE FOR:
- Private texting and calling
- Work or business communications
- Online buying and selling (Craigslist, Facebook Marketplace, etc.)
- Protect your personal number
FREQUENTLY ASKED QUESTIONS
What is Sideline, and how does a second phone number work?
Sideline is a second phone number app that lets you call and text from a separate number on your smartphone. Just download the Sideline app, and your Sideline number will work alongside your primary number, so you can keep personal and secondary communications separate without needing a second phone.
Can I use Sideline for private texting and calling?
Yes. Sideline is designed for private texting and calling, so you don't have to share your personal phone number with strangers and businesses. Use your second number for work, online selling, dating, or any situation where you want more privacy.
Is Sideline reliable for calls and texts?
Sideline uses your carrier's cellular network (not VoIP), which means your calls are clear and reliable—just like your regular phone number. You can send unlimited SMS and MMS messages and make calls with confidence.
Can I choose or transfer my phone number?
Yes. You can select a second phone number with an area code of your choice, or port (transfer) your existing number to Sideline. This makes it easy to keep a number you already use while gaining more privacy and features.
Who is Sideline for?
Sideline is for anyone who wants a second phone number to keep their perso