Comparison

Second Texting Number vs SLYFONE

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

Head to head
About

Second Texting Number

Protect your personal number by using a private, disposable phone number for calls and texts. Choose your own number in any area code and receive verification codes without revealing your identity. Manage your privacy with features like auto-response and custom voicemail.

Highlights
  • Unlimited texting and calling
  • Choose your own number
  • Protect your privacy
  • Receive verification codes
  • Separate contacts
  • Auto-response
  • Custom voicemail
Read full description

Safely text & call anyone while protecting your real number. Give out a number that can't be linked back to yours. Guaranteed. Unlisted provides privacy for you and your phone number with supercharged private numbers. UNLIMITED TEXTING & CALLING Send & receive unlimited texts, calls, and picture messages to any US or Canadian number CHOOSE YOUR OWN NUMBER Pick a phone number in any area code. Get as many as you need. PROTECT YOUR PRIVACY Unlisted numbers aren't linked to you or your real number. Protect your privacy when you need to give out a number. CRYSTAL-CLEAR CALLING Enjoy excellent call quality via either an internet (VoIP) connection or your carrier's phone network RECEIVE VERIFICATION CODES Our numbers can receive verification and 2FA codes for registering new accounts anywhere SEPARATE CONTACTS Store contacts that live only in the app and won't appear in your iPhone's contacts DO NOT DISTURB / OPEN HOURS Set a schedule so you only receive calls and notifications when you want them AUTO-RESPONSE Set up a message that will automatically get sent to anyone getting in touch with you OUTGOING CALLER ID If you want, set a name to appear when you call someone INCOMING CALL OPTIONS Decide whether to answer incoming calls on your phone, forward them to another number, or send them to voicemail CUSTOM VOICEMAIL GREETING Set a custom voicemail greeting for each of your numbers. Or keep the generic default if you prefer to stay anonymous. PRIVACY-FIRST: NO ADS, NO TRACKING We don't show ads or do anything with your data that you wouldn't expect. We definitely don't let any 3rd parties do this either. DEDICATED, US-BASED TEAM We're a dedicated US-based team who loves working on Unlisted every day. In fact, we rely on Unlisted numbers every day for our own needs. We promise to never sell your data, show you ads, or betray your privacy. Since 2012, customers have trusted us to provide them new phone numbers for all of their needs, and we hope you will too. If you ever need help, or have something you'd like us to add to Unlisted, please send us an email at support@getunlisted.com. We offer dedicated support and respond personally to each and every email. SUBSCRIPTION DETAILS All plans come with a free trial. You can cancel the trial any time and you won't be charged. Please note that certain functionality may be restricted during the free trial in order to prevent abuse. This may include texting limits or blocks on receiving verification codes. Subscriptions automatically renew unless auto-renew is turned off at least 24 hours before the end of the current period. Subscriptions may be managed from the App Store app. HELP Access the Help Center in the app's menu or email support@getunlisted.com LEGAL & FINE PRINT Terms Of Service: https://www.getunlisted.com/terms Privacy Policy: https://www.getunlisted.com/privacy IMPORTANT: Works in the US and Canadian only. You can only call and text with other US & Canadian numbers. Not for 911 emergency services.

About

SLYFONE

Obtain a genuine US mobile number for essential verifications and communications, alongside a global eSIM for data access in over 110 countries. This app ensures privacy, facilitates international calls, and provides reliable connectivity for travel and business.

Highlights
  • Virtual US mobile number
  • Global eSIM for data
  • App and account verifications
  • Two-factor authentication
  • International calls and texts
  • Spam blocking
  • No roaming fees
Features
Read full description

Get a Real US Mobile Number + Global eSIM in One Powerful App SLYFONE is the only app that gives you both: A real U.S. mobile number (not VoIP) for verifications, calls, and secure texting A global eSIM to stay connected with mobile data in 110+ countries Use SLYFONE to activate WhatsApp, protect your privacy, make international calls, and stay online wherever life takes you. What Makes SLYFONE Unique? Unlike VoIP apps, SLYFONE gives you a real mobile number you can use for app signups, banking, and secure 2FA. And with built-in global eSIM, you get instant, affordable data without SIM cards, roaming charges, or local carriers. Whether you're at home, traveling, or building your business, SLYFONE has you covered. Top Features Virtual U.S. Mobile Number - Activate apps like WhatsApp, Telegram, Zelle, PayPal & more - Receive SMS for 2FA or signups (works with banks, crypto, social media) - Make & receive calls or texts over Wi-Fi/data - Caller ID, voicemail, call forwarding, and spam blocking - Perfect second line for business or privacy Global eSIM Coverage - Get mobile data in over 100 countries — no SIM card needed - Easy to install and activate from the app - Avoid roaming fees while traveling - Use alongside your SLYFONE number for full global connectivity - Ideal for travelers, expats, digital nomads, and remote workers   Use SLYFONE For: - App & account verifications (WhatsApp, Uber, Binance, etc.) - Two-factor authentication (2FA) codes from banks and social platforms - Traveling without roaming or SIM swaps - Keeping your personal number private - Running your small business or side hustle with a dedicated line -Secure texting & calling while abroad All-In-One Communication Tools - Real US number (not VoIP) - Global eSIM (travel-ready) - Send/receive texts & calls - Spam call blocking - Call forwarding to any US/Canada number - Caller ID & voicemail transcription - Share media in messages - Number porting support - Free toll-free calls (no subscription needed) Subscription Plans A paid plan is required to activate and use your US number. - 3-Month Plan – $8.99 - Annual Plan – $29.99 - Outbound Credits – $10 for 1000 credits (1 credit = 1 SMS or 1 min call) No hidden fees. No free trial. Please review pricing before purchasing. Privacy Policy: https://slyfone.com/privacy/ Terms of Use: https://slyfone.com/terms.html

Screenshots

Second Texting Number4 screens
SLYFONE4 screens

Verdict

The call

Second Texting Number and SLYFONE both sit at 4.6 stars, but that hides the real split: 60% of Second Texting Number's written reviews are positive against 24% of SLYFONE's. Second Texting Number also leads on ads (none vs shown) and ratings volume (17K vs 789). On price, rating, in-app purchases and monetization model 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 Texting Number sells 11 in-app purchases, starting at $5.99 per month and SLYFONE sells 7 in-app purchases, starting at $14.99 per 3 months. Whichever you choose, the download price is not the number that matters.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 4.6 for Second Texting Number against 4.6 for SLYFONE. That said, the two scores are not equally well evidenced: Second Texting Number has 17K ratings behind it against 789, so its average is the more settled of the two. Written reviews are what separate them: 60% of Second Texting Number's written reviews are positive against 24% of SLYFONE's.

UpkeepUpdate frequency

Second Texting Number ships an update every 2 weeks, SLYFONE every 6 weeks. The most recent releases landed on September 26, 2026 and September 23, 2026 respectively.

Scorecard4 real differences · 6 level
Second Texting Number versus SLYFONE: the parameters behind the verdict, then further details
ParameterSecond Texting NumberSLYFONE
PriceFreeFree
Rating4.6 (17K ratings)4.6 (789 ratings)
Positive reviews59.6% of reviews — better23.7% of reviews
Number of ratings17K — better789
Update frequencyEvery 2 weeks — betterEvery 6 weeks
AdsNo — betterYes
In-app purchasesYesYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPadiPhone, iPod
Requires iOS16.015.0 — better
Further details — not scored
Size33 MB94 MB
Age rating4+4+
DeveloperFathomTel, Inc.MobileSphere, Ltd

Customer experience

Second Texting Number

All ratings17,038 ratings
Positive90.0%
Neutral3.9%
Negative6.1%
Written reviews265 reviews
Positive59.6%
Neutral6.8%
Negative33.6%

SLYFONE

All ratings789 ratings
Positive89.2%
Neutral3.2%
Negative7.6%
Written reviews76 reviews
Positive23.7%
Neutral1.3%
Negative75.0%

User reviews

Second Texting Number

From 17K App Store ratings

What we love

  • 🚀 Reliable service
  • 🔒 Maintains privacy
  • 👍 Easy to use
  • 💡 Useful for business/personal separation
  • 🚀 Clear audio quality

Room to improve

  • 🐛 Glitchy/buggy performance
  • ⚠️ Unreliable number availability
  • 💰 Expensive pricing
  • 🔒 Difficult to delete account
  • ⚠️ Unexpected charges/billing issues

SLYFONE

From 789 App Store ratings

What we love

  • ⭐ Excellent app
  • 🙌 Saved me from a problem
  • 👍 Very good

Room to improve

  • 💰 Expensive subscription
  • 🔒 Unsafe app with harassment
  • 🐛 Non-functioning features
  • 🚫 Doesn't work as advertised
  • 📞 Poor call quality

Bugs and requests

Second Texting Number

Reported bugs

3 issues
  • Texts not being received
  • Accounts being blocked/restricted without explanation
  • Purchased numbers not working as expected

Requested features

3 requests
  • Ability to log out of devices
  • International calling/texting support
  • Group messaging functionality

SLYFONE

Reported bugs

4 issues
  • Account temporarily unavailable
  • Texts/codes not received
  • Calls not working properly
  • Login/sign-up issues

Requested features

3 requests
  • Fix international prefix support
  • Improve call forwarding
  • Add more features like Dingtone app

In-app purchases

11 purchases

Second Texting Number

Subscriptions7
  • Unlisted Number: Pay as You Go$5.991 Month
  • Unlimited Texting + Calling3 Days trial$14.991 Month
  • Unlimited Texting + Calling7 Days trial$14.991 Month
Show 4 more
  • Second Texting Number7 Days trial$17.991 Month
  • Unlimited Talk + Text3 Days trial$19.991 Month
  • Unlimited Talk + Text7 Days trial$19.991 Month
  • Unlimited Texting & Calling7 Days trial$39.991 Month
One-time4
  • 100 Text Messages$2.99
  • 200 Minutes$7.99
  • Pay as You Go (Prepay 1 Month)$9.99
Show 1 more
  • Change Your Number$19.99
7 purchases

SLYFONE

Subscriptions2
  • Three Months Plan$14.993 Months
  • Yearly Plan$49.991 Year
One-time5
  • eSIM$3.00
  • 10 Dollar Credit Bundle$10.00
  • 25 Dollar Credit Bundle$25.00
Show 2 more
  • 50 Dollar Credit Bundle$50.00
  • 100 Dollar Credit Bundle$100.00

Questions

Is Second Texting Number free?
Second Texting Number is free to download, with in-app purchases available.
Is SLYFONE free?
SLYFONE is free to download, with in-app purchases available.
Which has better reviews, Second Texting Number or SLYFONE?
Second Texting Number and SLYFONE are both rated 4.6 out of 5 on the App Store, from 17K and 789 ratings respectively.
Do Second Texting Number or SLYFONE have ads?
SLYFONE shows ads; Second Texting Number does not.
Which is updated more often, Second Texting Number or SLYFONE?
Second Texting Number ships an update every 2 weeks, and SLYFONE every 6 weeks. Most recently, Second Texting Number was updated on September 26, 2026 and SLYFONE on September 23, 2026.

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