Best Message To Unknown Number Apps

247+ iOS apps curated and reviewed

3.9 avg rating
20 free apps
Updated October 2026

Out of 247+ message to unknown number apps on iOS, 20 are free and the rest sit in the paid tier. This page sorts them so you can compare both sides before you commit.

Compare top Message To Unknown Number Apps (October 2026)

#AppPriceRatingAdsIn-App PurchasesUpdated
1Message To Unknown NumberMessage To Unknown NumberFree—NoNoSep 2026
2Throwaway: Second NumberThrowaway: Second NumberFree5.0★ (1)NoYesOct 2026
3Google VoiceGoogle VoiceFree4.3★ (62K)NoNoNov 2026
4WhatsText Send Direct MessageWhatsText Send Direct MessageFree5.0★ (1)YesNoOct 2026
5iNumber: Second Phone NumberiNumber: Second Phone NumberFree4.5★ (228)NoYesOct 2026
6Second Phone Number: 2nd LineSecond Phone Number: 2nd LineFree1.0★ (1)NoYesOct 2026
7Talk Now: Second Call & TextTalk Now: Second Call & TextFree2.3★ (3)YesYesOct 2026
8Second Phone Number - 2nd SIMSecond Phone Number - 2nd SIMFree—NoYesMay 2026

Top Picks for Message To Unknown Number

Google Voice#3

Google Voice by Google

Smarter voice calling
Worth Considering
📊 Productivity
4.3😐(62K ratings)
Free
#36in Productivity
Google Voice screenshot 1
Google Voice screenshot 2
Google Voice screenshot 3
Google Voice screenshot 4
Google Voice screenshot 5
Google Voice screenshot 6

This app provides a dedicated phone number for calling, texting, and voicemail, syncing across devices. It offers spam filtering, call forwarding, and transcribed voicemails. Enjoy competitive international calling rates and manage messages from anywhere.

What We Love

  • 🚀 Excellent service for 20+ years
  • 📞 Free calls and texts with WiFi
  • 🔒 Ability to block/filter numbers
  • 🔍 Helpful for business/privacy needs
  • 🌐 Works well internationally

Room to Improve

  • 🌍 Not available in some countries
  • 🔍 Contacts management issues
  • 🐛 Unstable connection, call drops
  • ⏱️ Slow app performance and lag
  • 🔇 Poor call quality at times

More Message To Unknown Number apps to explore

FAQ about Message To Unknown Number

Are there free message to unknown number apps for iPhone?
Yes — 20 of the top message to unknown number apps we rank are free to download, including Message To Unknown Number and Throwaway: Second Number.
Message To Unknown Number has no ads and has no in-app purchases, according to its App Store listing as of October 2026.
We track 247+ message to unknown number apps on the iOS App Store as of October 2026, ranked by rating, recency, and analysis of real user reviews.