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Best apps like Sideline: Private 2nd Number

73+ similar apps compared and reviewed

4.5 avg rating
10 free apps
Updated July 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 73+ similar apps has you covered. Updated for 2026 with the latest ratings and comparisons.

Top Alternatives to Sideline

Phoner: Second Phone Number#1

Phoner: Second Phone Number by Phoner Holdings LLC

Texting & Voice Calling
Editor's Choice
🔧 Utilities
4.5😞(34K ratings)
FreeIn-App Purchases
Phoner: Second Phone Number screenshot 1
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Phoner: Second Phone Number screenshot 4
Phoner: Second Phone Number screenshot 5
Phoner: Second Phone Number screenshot 6

This app provides a secondary phone number for texting and calling, allowing users to protect their privacy. It offers features like call recording, anonymous caller lookup, and international calling. Users can get multiple numbers for various needs, from personal use to business.

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
Burner: Second Phone Number#2

Burner: Second Phone Number by Ad Hoc Labs, INC

Private Text, Voice Calls, VPN
Strong Contender
🔧 Utilities
4.7😞(93K ratings)
FreeAdsIn-App Purchases
#9in Utilities
Burner: Second Phone Number screenshot 1
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Burner: Second Phone Number screenshot 6

Create and manage multiple private phone numbers for calls and texts. Keep your personal number secure by using disposable lines for different contacts or situations. Organize communications and block unwanted spam.

What We Love

  • 🚀 Efficient service
  • 🔒 Privacy protection
  • 👍 Convenient for business use
  • 👍 Useful for avoiding spam calls

Room to Improve

  • 🐛 Unreliable notifications
  • 🐛 Buggy after recent updates
  • 🔋 High battery consumption
Second Phone Number -Texts App#3

Second Phone Number -Texts App by Smart Tool Studio

SIM Free - Texting+Calling App
Worth Considering
🔧 Utilities
4.5😞(32K ratings)
FreeIn-App Purchases
Second Phone Number -Texts App screenshot 1
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Second Phone Number -Texts App screenshot 6

Obtain a secondary phone number for calls and texts without needing an extra SIM card. This app allows you to separate personal and business communications, record calls, and send unlimited messages. It's ideal for online transactions, dating, and professional use.

What We Love

  • 🙌 Reliable service
  • 💰 Affordable pricing
  • 🌐 Works well with WiFi
  • 🤳 Useful for online dating

Room to Improve

  • 🔒 Security and privacy concerns
  • 🤖 Potential for spam/fraud
  • 💸 Expensive subscription and credits

More apps like Sideline

4
Second Texting Number:Unlisted
Second Texting Number:Unlisted
Second Texting Number:Unlisted
Private line, unlimited calls
Free

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.

Unlimited texting and callingChoose your own numberProtect your privacy
🔧 Utilities
(16K)
free with in-app purchases
5
Hushed: US Second Phone Number
Hushed: US Second Phone Number
Hushed: US Second Phone Number
Private Texting & Calling App
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)
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free with in-app purchases
6
Pinger: Call Plus Texting App
Pinger: Call Plus Texting App
Pinger: Call Plus Texting App
Text + Now Unlimited Calling
Free

This app provides a free U.S. phone number for unlimited calling and texting to the U.S., Canada, and Mexico. It offers features like voicemail, group chat, and MMS messaging, functioning as a reliable alternative to a traditional phone line.

Free U.S. phone numberUnlimited callingFree texting (SMS)
🔧 Utilities
(69K)
free with in-app purchases
7
Second Phone Number - 2Number
Second Phone Number - 2Number
Second Phone Number - 2Number
2nd Line for Texts and Calls
Free

Obtain a private second phone number for calls, texts, and voicemail. Protect your primary number when dating, selling online, or signing up for services. Enjoy HD calls, international calling, and AI-powered call summaries without extra SIM cards or contracts.

Private second phone numberHD quality callsInternational calling
🔧 Utilities
(133K)
free with in-app purchases
8
textPlus: Text Message + Call
textPlus: Text Message + Call
textPlus: Text Message + Call
2nd Phone Number Unlimited SMS
Free

Get a free US phone number for unlimited texting and calling over WiFi or data. Save money on mobile plans by using this app to connect with friends and family globally. Offers inexpensive outbound calls and can turn tablets into phones.

Free US phone numberUnlimited free texting (SMS, MMS, group chat)Free inbound calls
🔧 Utilities
(271K)
free with in-app purchases
9
Second Phone Number, 2nd Line
Second Phone Number, 2nd Line
Second Phone Number, 2nd Line
Virtual Line: Call, Text, SMS
Free

Obtain a secondary phone number for calls and texts without needing an extra SIM card. Use it for personal or professional purposes, including online marketplaces, dating, and business, while keeping your primary number private. Make affordable international calls and send SMS/MMS with this virtual line.

Obtain a secondary phone numberMake calls and send textsNo additional SIM card needed
🔧 Utilities
(801)
free with in-app purchases
10
Private Texting SMS Phone Text
Private Texting SMS Phone Text
Private Texting SMS Phone Text
Discreet Anonymous Number App
Free

Communicate with a new, temporary, or permanent phone number without revealing your personal number. Protect your privacy while texting, sending pictures, and managing contacts separately. Ideal for online transactions and dating.

New phone number for textingMMS picture messaging supportSeparate conversations and contacts
🔧 Utilities
(16K)
subscription
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