Comparison

Second Line Calling/Texting vs TextUs

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

TextUs

This mobile application offers a streamlined, native messaging experience with improved readability and enhanced search functionality. Users can easily filter their inbox, send photos, and manage contacts directly within the app.

Highlights
  • Native messaging interface
  • Search by name, keyword, or business
  • Filter inbox by unread/unanswered/campaign
  • Send photos in messages
  • Call contacts and assign conversations
  • View and edit contact details
  • Add new contacts
Read full description

The new TextUs mobile app provides a more native and user-focused mobile experience. Since the text is not scaled down anymore, all text is easier to read. There is added functionality to search by name, keyword, or business. Additional search capabilities will continue to evolve over time. There is also the ability to filter the inbox by unread, unanswered, and by campaign. The message view is easier to read and looks like a native messaging app. There is added functionality to send a photo in the message. From this screen the user can call the contact, assign the conversation, and view or edit the contact details. The contact list is easier to click on and read from the current app. There is functionality to search the contact list and add a new contact.

Screenshots

Second Line Calling/Texting4 screens
TextUs4 screens

Verdict

The call

The clearest difference is review sentiment: Second Line Calling/Texting at 68% against TextUs's 17%. Second Line Calling/Texting also leads on rating (4.2 vs 2.3) and ratings volume (2K vs 35). TextUs's advantage is in-app purchases (none vs 8) and iOS requirement (12.0 vs 15.6). On price, update cadence, ads and device support 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. TextUs asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Second Line Calling/Texting holds the better App Store score, 4.2 against 2.3. That said, the two scores are not equally well evidenced: Second Line Calling/Texting has 2K ratings behind it against 35, 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 17% of TextUs's.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 14, 2026 and October 6, 2026 respectively.

Scorecard6 real differences · 4 level
Second Line Calling/Texting versus TextUs: the parameters behind the verdict, then further details
ParameterSecond Line Calling/TextingTextUs
PriceFreeFree
Rating4.2 (2K ratings) — better2.3 (35 ratings)
Positive reviews67.6% of reviews — better16.7% of reviews
Number of ratings2K — better35
Update frequencyEvery 2 monthsEvery 2 months
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.612.0 — better
Further details — not scored
Size11 MB19 MB
Age rating4+4+
DeveloperBinaryPatternText Us Services, Inc

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%

TextUs

All ratings35 ratings
Positive28.6%
Neutral2.9%
Negative68.6%
Written reviews18 reviews
Positive16.7%
Neutral5.6%
Negative77.8%

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

TextUs

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
None

TextUs

No in-app purchases

Questions

Is Second Line Calling/Texting free?
Second Line Calling/Texting is free to download, with in-app purchases available.
Is TextUs free?
TextUs is free to download, with no in-app purchases.
Which has better reviews, Second Line Calling/Texting or TextUs?
Second Line Calling/Texting is rated higher. Second Line Calling/Texting averages 4.2 out of 5 from 2K ratings, while TextUs averages 2.3 from 35 ratings.
Do Second Line Calling/Texting or TextUs have ads?
Neither Second Line Calling/Texting nor TextUs shows ads.
Which is updated more often, Second Line Calling/Texting or TextUs?
Second Line Calling/Texting ships an update every 2 months, and TextUs every 2 months. Most recently, Second Line Calling/Texting was updated on October 14, 2026 and TextUs on October 6, 2026.

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