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Best Sideline alternatives: apps like Sideline: Private 2nd Number

10+ similar apps compared and reviewed

4.6 avg rating
10 free apps
Updated November 2026
Sideline: Private 2nd Number
🔧 Utilities
📊 Productivity

Whether you want more options like Sideline or a completely different take on the same concept, our curated list of 10+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to Sideline

Second Texting Number:Unlisted#1

Second Texting Number:Unlisted by FathomTel, Inc.

Private line, unlimited calls
Editor's Choice
🔧 Utilities
4.6😐(17K ratings)
FreeIn-App Purchases
Second Texting Number:Unlisted screenshot 1
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Second Texting Number:Unlisted screenshot 6

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.

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
Private Texting SMS Phone Text#2

Private Texting SMS Phone Text by BinaryPattern

Discreet Anonymous Number App
Strong Contender
🔧 Utilities
4.4😐(16K ratings)
FreeIn-App Purchases
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Private Texting SMS Phone Text screenshot 6

This app provides a secondary phone number for discreet texting, protecting your personal number. It supports MMS, contact management, and number blocking, ideal for online transactions and dating.

What We Love

  • 👍 Easy to use
  • 🔒 Keeps personal information private
  • 🚀 Works as expected
  • 💡 Useful for anonymous communication

Room to Improve

  • 💰 Expensive for frequent use
  • 🔒 Limited number of free credits
  • 🐛 Unreliable, messages fail to send
  • 💰 Deceptive subscription practices
Phoner: Second Phone Number#3

Phoner: Second Phone Number by Phoner Holdings LLC

2nd Line for Texts and Calls
Worth Considering
🔧 Utilities
4.5😞(35K ratings)
FreeIn-App Purchases
Phoner: Second Phone Number screenshot 1
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Obtain and manage multiple virtual phone numbers for private texting and calling. Protect your real number while using services like online marketplaces and dating apps. Features include call recording and anonymous caller ID lookup.

What We Love

  • 👍 Easy to use
  • 🚀 Reliable service
  • 🔒 Protects privacy
  • 💡 Useful features like call recording

Room to Improve

  • 💰 Expensive credits/subscription
  • 🐛 Technical issues (numbers not working, messages not delivered)
  • 🔍 Lack of transparency in pricing and features
  • ❌ Poor customer support

More apps like Sideline

4
Ghost - Second Phone Number
Ghost - Second Phone Number
Ghost - Second Phone Number
Private Text & Call
Free

Get a private, local phone number to stop spam and protect your identity. Receive texts, make unlimited calls, and use a temporary number for online sign-ups and transactions without revealing your real number.

Temporary phone numberUnlimited callsSMS verification codes
🔧 Utilities
(7.8K)
subscription
Compare with Sideline
5
magicApp Calling & Messaging
magicApp Calling & Messaging
magicApp Calling & Messaging
by MAGICJACK VOIP SERVICES LLC
Free

Get a second phone number for personal or business use without needing a new SIM card. Enjoy unlimited calling and texting to the U.S. and Canada, even while traveling abroad over Wi-Fi. Manage calls with features like caller ID, voicemail, and call blocking.

Second phone numberUnlimited U.S. & Canada callingUnlimited U.S. & Canada texting
🔧 Utilities
(26K)
free with in-app purchases
Compare with Sideline
6
Nextline - Second Phone Number
Nextline - Second Phone Number
Nextline - Second Phone Number
by GRAND APPS YAZILIM VE TEKNOLOJI ANONIM SIRKETI
Free

Get instant global connectivity with an e-SIM in over 120 countries, avoiding roaming fees. This app also provides a second phone number for enhanced privacy and convenience, with unlimited calls and texts.

Global e-SIM connectivity in 120+ countriesSecond US phone numberUnlimited calls and texts
🔧 Utilities
(9.5K)
subscription
Compare with Sideline
7
2nd • Second Line Phone Number
2nd • Second Line Phone Number
2nd • Second Line Phone Number
Private Call and Text Messages
Free

Get a private second phone number for personal and business use without needing an extra SIM card. Make calls and send texts internationally at no extra cost. Ideal for travel, online marketplaces, and managing multiple contacts.

Separate personal and business linesInternational calling and textingChoose from available numbers
🔧 Utilities
(2.2K)
subscription
Compare with Sideline
8
Hushed: US Second Phone Number
Hushed: US Second Phone Number
Hushed: US Second Phone Number
Affordable Texting & Calling
Free

Obtain a secondary phone number for private calls and texts. Ideal for online dating, selling items, travel, and more, it offers numbers from various area codes without needing a new SIM card. Enjoy features like voicemail and internet calling with flexible plans.

Second phone numberPrivate texting and callingInternet calling (VoIP)
🔧 Utilities
(23K)
free with in-app purchases
Compare with Sideline
9
Ring4: Second Phone Number
Ring4: Second Phone Number
Ring4: Second Phone Number
Private Calling & Texting
Free

Create a private second phone line for texting and calling without using your personal number. Ideal for online selling, dating, or business, it offers features like call recording and local area codes. Avoid roaming charges by calling over Wi-Fi.

Multiple private phone linesCall recordingLocal area codes
🔧 Utilities
(2.9K)
free with in-app purchases
Compare with Sideline
10
2nd Line :Second Phone Number◎
2nd Line :Second Phone Number◎
2nd Line :Second Phone Number◎
Texting SMS and Voice Call Now
Free

This app provides a private second phone number for calls and texts without needing an extra SIM card. It offers unlimited texting and calling, custom numbers for various uses, and cost-effective international communication. Protect your privacy and manage multiple lines easily on your iOS device.

Multiple virtual phone linesCustomizable phone numbersPrivacy protection
🔧 Utilities
(1.5K)
free with in-app purchases
Compare with Sideline
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