String vs Ringblaze
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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
Ringblaze
Manage business communications with a dedicated number, shared callboxes, and messaging. Seamlessly switch between devices and record calls for training. Expand globally with numbers in over 200 countries.
- Dedicated business number
- Global phone number registration
- Shared callbox for team collaboration
- Business messaging
- Cross-device switching
- Call recording
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BUSINESS NUMBER Use a dedicated business number to contact your customers. Expand your company's global footprint by registering phone numbers in 200+ countries and territories. SHARED CALLBOX Interact with your customers and collaborate with other team members using a shared callbox. BUSINESS MESSAGING Keep in touch with your customers anywhere and anytime using business messaging. SWITCH BETWEEN DEVICES Using Ringblaze on a mobile phone or desktop in just one tap. CALL RECORDING Record all incoming and outgoing calls for training purposes. and many more...
Screenshots
Verdict
The clearest difference is review sentiment: String at 69% against Ringblaze's 14%. String also leads on rating (3.5 vs 3.3). Ringblaze's advantage is monetization model (free vs free with in-app purchases). On price, ratings volume, update cadence and ads 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
String holds the better App Store score, 3.5 against 3.3. Both are backed by a comparable volume of ratings — 62 and 23 respectively. Written reviews point the same way: 69% of String's written reviews are positive against 14% of Ringblaze's.
String ships an update every 2 months, Ringblaze monthly. The most recent releases landed on July 25, 2026 and September 20, 2026 respectively.
| Parameter | String | Ringblaze |
|---|---|---|
| Price | Free | Free |
| Rating | 3.5 (62 ratings) — better | 3.3 (23 ratings) |
| Positive reviews | 68.6% of reviews — better | 14.3% of reviews |
| Number of ratings | 62 — better | 23 |
| Update frequency | Every 2 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free with in-app purchases | Free — better |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 68 MB | 51 MB |
| Age rating | 4+ | 4+ |
| Developer | NumberBarn, LLC | Ringblaze Inc |
Customer experience
String
Ringblaze
In-app purchases
String
No in-app purchases
Ringblaze
No in-app purchases









