Comparison

String vs Phoring

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

Head to head
About

String

Enhance customer engagement with a business SMS and voice platform. Organize your inbox, automate responses, and manage contacts efficiently. Send personalized messages to individuals or groups, and access your workflow from any device.

Highlights
  • Use existing or new phone numbers
  • Organize inbox with sales funnel view
  • Automated responses and auto-replies
  • Contact management and CRM integrations
  • 1-1, group, and mass messaging
  • Templates and voicemail transcription
  • Browser and mobile app access
Features
Read full description

Boost your brand engagement with String’s intuitive business SMS marketing, text and voice. ANY PHONE NUMBER, EVEN LANDLINES Use your existing mobile or landline number with String. Select a new local number or upgrade to a vanity or toll free number of your choice. ORGANIZE YOUR INBOX Transform your inbox into a sales funnel or kanban board with various viewing, filtering and tagging options — Stay on top of your conversations and never miss a message again. POWERFUL MESSAGE MANAGEMENT Mark Unread and Archive — You love it for your emails, you’ll love it for your texts. STAY RESPONSIVE, 24/7 Amplify your interaction with automations and Auto-Replies — Respond to texts and missed calls on time, every time. TAP INTO ENDLESS POSSIBILITIES Contact Management & Integrations — Save important contact notes directly from the message thread. Capture contacts, import from your phone or computer,, automate workflows, integrate with tools you love (like your CRM, etc). REACH THE MASSES, OR JUST ONE Conversational, Groups or Mass Messaging — Respond directly with 1-1 messaging, message with a group,r or send personalized Mass Messages to multiple people at once, individually. BUILD A LOYAL CUSTOMER BASE Send promos, reminders and confirmations and never miss a lead, client or customer with Elite features like triggered Keyword Responses, and Auto-Replies. SAVE TIME Templates — No more copy-pasting the same message over and over. No time to listen to voicemail? View voicemail transcriptions in your inbox with visual voicemail. USE IT ANYWHERE Browser & Mobile Apps — Increase your workflow efficiency with access to String from your computer and mobile device. CALL FORWARDING & VOICE Separate your personal and professional calls with call forwarding and flexible voice settings. GOT QUESTIONS? Email our stellar support at support@joinstring.com. Find helpful articles, join our customer community and create tickets in our Help Center: https://help.joinstring.com/hc/en-us Terms of Service: https://www.joinstring.com/terms Privacy Policy: https://www.joinstring.com/privacy

About

Phoring

This service provides a virtual phone number to add a second line to your smartphone. Make calls and send texts worldwide at competitive rates, ensuring you never miss important business calls, even without internet access.

Highlights
  • Virtual phone number for a second line
  • Worldwide calling and texting
  • Intelligent call forwarding
  • Do-Not-Disturb mode
  • Avoid international roaming charges
  • Customizable business phone numbers
Features
Read full description

Phoring is a virtual phone service provider that provides you worldwide phone number to add a second phone line to your smartphone. Use your Phoring number the way you use your regular mobile phone number for voice calls and text with a very competitive low rate. Phoring gives you an advanced communication tools that helps you to connect with your customers and grow your business without compromising your privacy. Phoring simplifies your communication, whether your smartphone has access to WiFi or out-of-internet, you will never miss your important calls. Our Intelligent Call Forwarding tools forward your calls to your mobile number automatically when your smartphone is out of internet connectivity. You can set Do-Not-Disturb (DND) mode when you do not want any business calls but still you will get all the missed calls history in your call history page so that you can call back to your customers later. Phoring helps to avoid roaming charges when traveling internationally by using WiFi hotspots and enjoy very low international rates. Moreover, with Phoring, it’s easy to set up your ideal business phone numbers. You can pick area codes, transfer existing numbers, set up toll-free lines or design your own vanity numbers to share with your customers and colleagues. So, what are you waiting for? Just download the app, choose a phone number, and enjoy the hassle-free service! Choose Numbers from 4,200+ Cities and Place Call to 200+ Countries. Stay tuned! We're working hard to add more features.

Screenshots

String4 screens
Phoring4 screens

Verdict

The call

The clearest difference is rating: Phoring at 4.2 against String's 3.5. Phoring also leads on update cadence (every 3 weeks vs every 2 months). String's advantage is in-app purchases (none vs 9) and ratings volume (62 vs 5). On price, review sentiment, ads 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. Phoring sells 6 in-app purchases, starting at $3.99 per month. String asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Phoring holds the better App Store score, 4.2 against 3.5. That said, the two scores are not equally well evidenced: String has 62 ratings behind it against 5, so its average is the more settled of the two. Written reviews point the same way: 69% of String's written reviews are positive against 75% of Phoring's.

UpkeepUpdate frequency

String ships an update every 2 months, Phoring every 3 weeks. The most recent releases landed on October 14, 2026 and September 27, 2026 respectively.

Scorecard4 real differences · 6 level
String versus Phoring: the parameters behind the verdict, then further details
ParameterStringPhoring
PriceFreeFree
Rating3.5 (62 ratings)4.2 (5 ratings) — better
Positive reviews68.6% of reviews75.0% of reviews — better
Number of ratings62 — better5
Update frequencyEvery 2 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.0 — better15.6
Further details — not scored
Size68 MB141 MB
Age rating4+4+
DeveloperNumberBarn, LLCBroTecs Technologies, LLC.

Customer experience

String

All ratings62 ratings
Positive64.5%
Neutral1.6%
Negative33.9%
Written reviews35 reviews
Positive68.6%
Neutral2.9%
Negative28.6%

Phoring

All ratings5 ratings
Positive80.0%
Neutral0.0%
Negative20.0%
Written reviews4 reviews
Positive75.0%
Neutral0.0%
Negative25.0%

In-app purchases

None

String

No in-app purchases

6 purchases

Phoring

Subscriptions3
  • Monthly Subscription2 variants$3.991 Month
  • Monthly Subscription2 variants$4.991 Month
  • Monthly Subscription2 variants$8.991 Month
One-time3
  • $4.99$4.99
  • $9.99$9.99
  • $24.99$24.99

Questions

Is String free?
String is free to download, with no in-app purchases.
Is Phoring free?
Phoring is free to download, with in-app purchases available.
Which has better reviews, String or Phoring?
Phoring is rated higher. String averages 3.5 out of 5 from 62 ratings, while Phoring averages 4.2 from 5 ratings.
Do String or Phoring have ads?
Neither String nor Phoring shows ads.
Which is updated more often, String or Phoring?
String ships an update every 2 months, and Phoring every 3 weeks. Most recently, String was updated on October 14, 2026 and Phoring on September 27, 2026.

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