Comparison

Second Line Calling/Texting vs Second Phone Number

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Second Line Calling/Texting

Add a second phone number to your device for private texting and calling. Protect your personal number from spam and unwanted calls when dating, selling online, or for any project. Easily manage multiple numbers and contacts within the app.

Highlights
  • Add a second phone number
  • Keep personal number private
  • Unlimited texts and calls (premium)
  • Create multiple numbers
  • Separate contacts
  • Burn temporary numbers
  • Mask caller ID
Features
Read full description

Flexible Numbers - Add another phone number on your existing device Keep your personal phone number private Instead of giving out your personal number, create a new one and never worry about privacy or receiving spam calls. Use it for dating, online ads or anything else! Get a number in seconds Getting started is simple! Just download the app and start texting or calling right away Unlimited Texts & Calls With the premium plan, get unlimited texting and calling in the US and Canada Create multiple numbers Stay in control by creating multiple numbers on the same device Unlimited calling, texting and picture messaging Make calls and send and receive messages right from the app, using any of your numbers. Easily switch between your numbers at any time Separate contacts Manage your contacts separately from your phone's contacts Protect your privacy Protect your app with a passcode, Touch ID or Face ID Temporary numbers When you are done with a phone number, simply burn it Mask your caller ID with a new, private, flexible and reliable phone number Flexible Numbers Phone is a second phone number for everyday situations such as dating, relationships and more The best number changer app for private texting and calling! It's just like any other phone number but it protects your carrier number and safeguards your identity. A layer of security between you and the ones you are texting and calling. Flexible Numbers Phone is the perfect temporary number for: • buying things online (like craigslist, ebay, etc) • online dating (stay safe!) • applying for jobs • hosting airbnbs • any other kind of project! Avoid giving out your real carrier number to strangers and give out your Flexible Numbers Phone number instead! To get started download the app and get your new number now! Premium Number Plan: - We offer a monthly premium subscription plan that offers unlimited calls, texts and MMS messages within North America - We also offer a monthly basic subscription plan that offers a phone number for texting and calling within North America - Payment will be charged to iTunes Account at confirmation of purchase and at the end of each month - Your subscription automatically renews unless auto-renewal is turned off at least 24 hours before the end of the current monthly subscription - You can manage your subscription and switch off the auto-renewal by going to your account settings after purchase - You cannot cancel the current subscription during the active subscription period - Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable - Privacy Policy: https://flexiblenumbers.com/privacy/ - Terms: https://flexiblenumbers.com/terms/ You may not use the service for sending fake texts, prank texts, spoof texts or for anonymous texting or anonymous calling. The recipient you text or call will not know who you are (unless you tell them), however you are never completely anonymous when texting or making calls. If you break these terms, your device will be banned and your identity might be revealed to the authorities upon request. You must be at least 13 years old to use the service. Not for 911 emergency services. Have questions, problems, or feedback? Contact us at contact@flexiblenumbers.com

About

Second Phone Number

This app provides a secondary phone number on your existing device, allowing you to separate personal and professional communications. Enjoy full calling and texting capabilities with customizable caller ID and enhanced privacy.

Highlights
  • Second phone number
  • SIM-free texting and calls
  • Separate work and personal lines
  • Customizable caller ID
  • Privacy protection
  • Affordable pay-as-you-go plans
Features
Read full description

Welcome to our app, an innovative application that allows you to have a second phone number without the need to purchase another phone. It can be your business number, your personal line, or just a backup?it's whatever you need. Designed specifically for iOS devices, it's the solution for using two phones simultaneously or maintaining the privacy of your number. Key features: Easy setup: Get a second number in seconds, choose from multiple area codes, and customize your caller ID. Separate work and personal life: Keep your personal number for family and friends, and use the second phone number for business, dating, classified ads, or anything else. Full functionality: Receive and send text messages, make and receive calls, just like on your primary line. Enjoy crystal-clear sound quality with our advanced voice technology. Privacy protection: No tedious registration process or collection of personal information, ensuring the privacy of your primary number. Affordable plans: Choose a plan that suits you. Pay as you go, with no hidden fees or contracts. Download now and simplify your communication needs with just a tap to get your second phone number! Please note: The app requires an internet connection (Wi-Fi or cellular data) to make calls or send messages. Enjoy the convenience of maintaining two phone numbers on one device. Start today! -Payment will be credited to your iTunes account upon confirmation of purchase -Subscriptions will automatically renew unless auto-renew is turned off at least 24 hours before the end of the current term -Subscriptions will be charged 24 hours before the end of the current term and renewal fees will be determined -Subscriptions can be managed by the user and auto-renewal can be turned off after the user's account is set to purchase -Current subscriptions may not be cancelled during the active subscription period * Terms of Use: https://secondnumber.zenithpioneers.com/terms * Privacy Policy: https://secondnumber.zenithpioneers.com/privacy * Support: https://secondnumber.zenithpioneers.com/support

Screenshots

Second Line Calling/Texting4 screens
Second Phone Number4 screens

Verdict

The call

The clearest difference is review sentiment: Second Line Calling/Texting at 68% against Second Phone Number's 21%. Second Line Calling/Texting also leads on rating (4.2 vs 3.6) and ratings volume (2.2K vs 99). Second Phone Number's advantage is iOS requirement (12.0 vs 15.6). On price, update cadence, ads and in-app purchases there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Second Line Calling/Texting sells 8 in-app purchases, starting at $9.99 per month and Second Phone Number sells 5 in-app purchases, starting at $6.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

Second Line Calling/Texting holds the better App Store score, 4.2 against 3.6. That said, the two scores are not equally well evidenced: Second Line Calling/Texting has 2.2K ratings behind it against 99, so its average is the more settled of the two. Written reviews point the same way: 68% of Second Line Calling/Texting's written reviews are positive against 21% of Second Phone Number's.

UpkeepUpdate frequency

Second Line Calling/Texting ships an update every 2 months, Second Phone Number every 3 months. The most recent releases landed on October 29, 2026 and October 24, 2026 respectively.

Scorecard4 real differences · 6 level
Second Line Calling/Texting versus Second Phone Number: the parameters behind the verdict, then further details
ParameterSecond Line Calling/TextingSecond Phone Number
PriceFreeFree
Rating4.2 (2.2K ratings) — better3.6 (99 ratings)
Positive reviews67.6% of reviews — better21.1% of reviews
Number of ratings2.2K — better99
Update frequencyEvery 2 months — betterEvery 3 months
AdsNoNo
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.612.0 — better
Further details — not scored
Size11 MB74 MB
Age rating4+4+
DeveloperBinaryPatternZENITH PIONEERS LIMITED

Customer experience

Second Line Calling/Texting

All ratings2,047 ratings
Positive77.6%
Neutral8.1%
Negative14.3%
Written reviews111 reviews
Positive67.6%
Neutral6.3%
Negative26.1%

Second Phone Number

All ratings104 ratings
Positive65.4%
Neutral2.9%
Negative31.7%
Written reviews19 reviews
Positive21.1%
Neutral0.0%
Negative78.9%

Bugs and requests

Second Line Calling/Texting

Reported bugs

4 issues
  • Dropped calls
  • Failed message deliveries
  • Disappearing contacts
  • Billing/subscription problems

Requested features

4 requests
  • Ability to send images/videos
  • More free credits/minutes
  • Improved customer support channels
  • Compatibility with newer OS versions

Second Phone Number

Not enough reviews yet to summarise bugs or requests.

In-app purchases

8 purchases

Second Line Calling/Texting

Subscriptions3
  • Premium Line$9.991 Month
  • Premium Number Plan3 Days trial$9.991 Month
  • Premium Number Plan Upgrade$9.991 Month
One-time5
  • 3 Coin Pack$2.99
  • 8 Coin Pack$5.99
  • 15 Coin Pack$9.99
Show 2 more
  • 25 Coin Pack$13.99
  • 60 Coin Pack$27.99
5 purchases

Second Phone Number

Subscriptions2
  • Second Number Premium 1-Week3 Days trial$6.997 Days
  • Second Number Premium 1-Year3 Days trial$49.991 Year
One-time3
  • Second Number Credits 200$3.99
  • Second Number Credits 500$7.99
  • Second Number Credits 1200$16.99

Questions

Is Second Line Calling/Texting free?
Second Line Calling/Texting is free to download, with in-app purchases available.
Is Second Phone Number free?
Second Phone Number is free to download, with in-app purchases available.
Which has better reviews, Second Line Calling/Texting or Second Phone Number?
Second Line Calling/Texting is rated higher. Second Line Calling/Texting averages 4.2 out of 5 from 2.2K ratings, while Second Phone Number averages 3.6 from 99 ratings.
Do Second Line Calling/Texting or Second Phone Number have ads?
Neither Second Line Calling/Texting nor Second Phone Number shows ads.
Which is updated more often, Second Line Calling/Texting or Second Phone Number?
Second Line Calling/Texting ships an update every 2 months, and Second Phone Number every 3 months. Most recently, Second Line Calling/Texting was updated on October 29, 2026 and Second Phone Number on October 24, 2026.

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