Comparison

Second Line Calling/Texting vs SIMless

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

SIMless

Obtain a secondary phone number for private calls and texts without revealing your personal information or using a physical SIM card. This app provides a global communication solution requiring only an internet connection.

Highlights
  • Get a second phone number
  • Make private calls
  • Send private texts
  • No SIM card required
  • Global communication
  • Anonymous communication
Features
Read full description

Get your 2nd Phone Number and stay in touch around the world! Make calls and send messages without sim and exposing personal data. All you need an internet connection. Tired of Sim cards and expensive GSM contracts? Don’t want to share your personal information and disclose your cell phone number? SIMless 2nd phone is your choice! Log in and get your new phone number right away! No need to go to your local operators and go through a long registration process. Our app offers calls and SMS messages, same as any cell phone company provides. You will stay anonymous with your new phone number. It's a perfect choice if you don't want other people to know your cell. Your call history and messages stay absolutely private. Make calls and send messages from any part of the world. Forget about roaming. All you need is an internet connection. Perfect option for tourists, travelers, and businessmen. This is a modern solution for communication. Subscribe and love it right away! Subscription Details ◆ In order to use the app, you need to purchase an auto-renewable subscription on selected number. With subscription, you will get credits on your balance to spend on SMS and calls. You can purchase credits in the app separately anytime. ◆ We provide 2nd Phone Subscription auto-renewing subscriptions with different durations: Weekly, Monthly, Yearly. Your 2nd Phone number remains active with your subscription ◆ Payment will be charged to iTunes Account at confirmation of purchase. ◆ Subscription automatically renews unless auto-renew is turned off at least 24-hours before the end of the current period. The cost depends on the selected plan. ◆ Account will be charged for renewal within 24-hours prior to the end of the current period, and identify the cost of the renewal. ◆ Subscriptions may be managed by the user and auto-renewal may be turned off by going to the user's Account Settings after purchase. ◆ Any unused portion of a free trial period, if offered, will be forfeited when the user purchases a subscription to that publication, where applicable. The following subscription plans are available (price may vary depending on location): • 1-week 1 Line – from US$ 0.99 for the 1st week then from US$ 4.99 • 1-week 1 Line – from US$ 4.99 • 1-week 1 Line – from US$ 7.99 • 1-week with 3 day trial 1 Line – from US$ 7.99 • 1-week with 7 day trial 1 Line – from US$ 7.99 • 1-month 1 Line – from US$ 9.99 • 1-month with 3 day trial 1 Line – from US$ 9.99 • 12-month 1 Line – from US$ 49.99 • 12-month 1 Line – from US$ 69.99 • 12-month 3 day trial 1 Line – from US$ 69.99 • 1-week 2 Lines – from US$ 13.99 • 1-month 2 Lines – from US$ 16.99 • 12-month 2 Lines – from US$ 109.99 • 1-week 3 Lines – from US$ 16.99 • 1-month 3 Lines – from US$ 23.99 • 12-month 3 Lines – from US$ 149.99 Consumable Purchases ◆ We provide Credits Pack consumable purchases with different amount of credits. Credits are used for SMS and calls. Credits will be added to your balance after purchase. Credits don't expire. ◆ Payment will be charged to iTunes Account at confirmation of purchase. ◆ Consumable Purchases are used once and depleted, and can be purchased multiple times. The following consumable purchases available (price may vary depending on location): • Change Number – from US$ 2.99 • VIP Number Access – from US$ 2.99 • 1000 Credits Pack – from US$ 2.99 • 2700 Credits Pack – from US$ 5.99 • 5500 Credits Pack – from US$ 11.99 • 11200 Credits Pack – from US$ 23.99 • 28750 Credits Pack – from US$ 59.99 • 60000 Credits Pack – from US$ 119.99 Privacy Policy: http://mobiliojivisata.com/2nd-phone-privacy/ Terms of Service: http://mobiliojivisata.com/2nd-phone-terms/

Screenshots

Second Line Calling/Texting4 screens
SIMless4 screens

Verdict

The call

The clearest difference is review sentiment: Second Line Calling/Texting at 68% against SIMless's 18%. Second Line Calling/Texting also leads on monetization model (free with in-app purchases vs subscription) and ads (none vs shown). SIMless's advantage is rating (4.4 vs 4.2). On price, ratings volume, update cadence 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 SIMless sells 10 in-app purchases, starting at $7.99 per 7 days. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

SIMless holds the better App Store score, 4.4 against 4.2. Both are backed by a comparable volume of ratings — 2K and 3.5K respectively. Written reviews complicate that: 68% of Second Line Calling/Texting's written reviews are positive against 18% of SIMless's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 22, 2026 and September 24, 2026 respectively.

Scorecard4 real differences · 6 level
Second Line Calling/Texting versus SIMless: the parameters behind the verdict, then further details
ParameterSecond Line Calling/TextingSIMless
PriceFreeFree
Rating4.2 (2K ratings)4.4 (3.5K ratings) — better
Positive reviews67.6% of reviews — better18.1% of reviews
Number of ratings2K3.5K — better
Update frequencyEvery 2 monthsEvery 2 months
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchases — betterSubscription
DevicesiPhone, iPad, iPod — betteriPhone, iPad
Requires iOS15.6 — better16.0
Further details — not scored
Size11 MB63 MB
Age rating4+4+
DeveloperBinaryPatternDreamTeam Apps

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%

SIMless

All ratings3,484 ratings
Positive85.1%
Neutral3.5%
Negative11.4%
Written reviews237 reviews
Positive18.1%
Neutral6.3%
Negative75.5%

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

SIMless

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
10 purchases

SIMless

Subscriptions7
  • 1 Line Inside (Weekly)7 Days trial$7.997 Days
  • 1 Line with Trial (Weekly)3 Days trial$7.997 Days
  • Second Phone Number Premium$7.997 Days
Show 4 more
  • 1 Line Inside (Monthly)$9.991 Month
  • 2nd Phone Number Premium3 Days trial$9.991 Month
  • 2 Lines (Weekly)$13.997 Days
  • 3 Lines (Weekly)$16.997 Days
One-time3
  • Starter 1000 Credits Pack$2.99
  • Change Number$2.99
  • Starter 2700 Credits Pack$5.99

Questions

Is Second Line Calling/Texting free?
Second Line Calling/Texting is free to download, with in-app purchases available.
Is SIMless free?
SIMless is free to download, with in-app purchases available.
Which has better reviews, Second Line Calling/Texting or SIMless?
SIMless is rated higher. Second Line Calling/Texting averages 4.2 out of 5 from 2K ratings, while SIMless averages 4.4 from 3.5K ratings.
Do Second Line Calling/Texting or SIMless have ads?
SIMless shows ads; Second Line Calling/Texting does not.
Which is updated more often, Second Line Calling/Texting or SIMless?
Second Line Calling/Texting ships an update every 2 months, and SIMless every 2 months. Most recently, Second Line Calling/Texting was updated on September 22, 2026 and SIMless on September 24, 2026.

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