VirtualPBX Softphone vs Callcentric SMS
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
VirtualPBX Softphone
Transform your smartphone into a powerful business phone system. Make and receive calls using your company's Caller ID, record conversations, and manage voicemails from your email. Enjoy high-quality calls over Wi-Fi or cellular data without using your personal minutes.
- VoIP calling over data connection
- Company Caller ID
- Call recording
- Voicemail to email
- Real-time call logs
- Custom greetings and hold music
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The VirtualPBX Softphone application turns your iPhone into a full-featured VoIP phone in a VirtualPBX phone system. You can receive and make calls over your data connection that enable all of the high-end features available to VirtualPBX VoIP phones, without using your phone's minutes. Audio compression is included at no added cost, providing high-quality calls with 4G, LTE, 5G, or Wi-Fi. Capabilities include: • Outbound calls use your company Caller ID, instead of your personal phone number. • Record both inbound and outbound calls automatically or on-demand. • Centralized business voice messaging, with voicemails sent to your email address. • Real-time reports, logs, and monitoring of all calls with detailed records. • Customized company greetings, voicemail, hold music, and more. • Dial other extensions directly, using just the extension number. • Instant access to your VirtualPBX main menu by pressing just one key. • Enhanced security through VirtualPBX’s unique provisioning system. This app must be registered to a VirtualPBX VoIP system. VirtualPBX is the award-winning hosted PBX service that can make a business-class phone system out of your cell phones and landlines, or can give your company a complete business VoIP phone system based on Internet phone lines. You can even mix and match business VoIP service with mobile phones and landlines to get a custom setup that works perfectly just for you. Features include a custom auto-attendant, follow-me calling, True ACD queues, call recording, voicemail, internet fax, conferencing, and more.
Callcentric SMS
Send and receive SMS messages using your Callcentric phone numbers. This app offers real-time messaging, contact list integration, and dark mode support. It requires an active Callcentric account and an SMS Access Plan.
- Real-time SMS messaging
- Dark Mode support
- Contact list integration
- Multiple number support
- Manage SMS functionality per number
- Multi-account support
- Customizable default SMS number
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The completely new Callcentric SMS app has been re-designed to provide the best SMS experience with your Callcentric account. SMS is supported on ALL of our US and Canada Numbers! Getting started is easy, all you need to do is activate one of our SMS Access Plans on your Callcentric account and install this app on your iOS device. That's it! REQUIRED TO USE THIS APP • An active Callcentric VoIP service account • Callcentric SMS Access Plan & US/Canada phone number NOT CURRENTLY SUPPORTED • MMS Messaging (group messages, attachments, etc) • SMS Messaging with International numbers (outside of US/Canada) FEATURES & HIGHLIGHTS • SMS Messaging in real-time • Dark Mode support for easier viewing • Option to use the Contact List in your device • Support for messaging with multiple numbers via a single interface • Enable/Disable SMS functionality on any of your US, Canada, or toll-free numbers • Store the username and settings for multiple accounts for fast switching between logins • Show your SMS number (the number you are sending from) in the conversation list - useful when you use multiple SMS numbers. Enable in settings • Set a default SMS number to use for sending messages or manually choose the SMS number you want to use on a per message basis. Enable in settings Access to Contacts (optional): Used to let you select a contact to send an SMS to, and properly show name information on messages received with an entry in your iPhone/iPad contacts. Your Contact list will NEVER to be uploaded to Callcentric. Data is used locally within the app. We do not have access to your Contacts outside of the app. Notifications (optional): We use push notifications to notify you of incoming SMS messages in real-time when the app is in the background. WARNING: if you do not enable notifications you will not receive notice of new incoming SMS messages until the next time you open the app.
Screenshots
Verdict
The clearest difference is update cadence: Callcentric SMS at every 3 weeks against VirtualPBX Softphone's every 6 months. Callcentric SMS also leads on review sentiment (73% vs 50%) and rating (4.7 vs 4.4). On price, ratings volume, ads and in-app purchases 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.
Callcentric SMS holds the better App Store score, 4.7 against 4.4. Both are backed by a comparable volume of ratings — 329 and 202 respectively. Written reviews point the same way: 50% of VirtualPBX Softphone's written reviews are positive against 73% of Callcentric SMS's.
VirtualPBX Softphone ships an update every 6 months, Callcentric SMS every 3 weeks. The most recent releases landed on July 27, 2026 and September 14, 2026 respectively.
| Parameter | VirtualPBX Softphone | Callcentric SMS |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (329 ratings) | 4.7 (202 ratings) — better |
| Positive reviews | 50.0% of reviews | 72.7% of reviews — better |
| Number of ratings | 329 — better | 202 |
| Update frequency | Every 6 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.6 |
| Further details — not scored | ||
| Size | 101 MB | 49 MB |
| Age rating | 4+ | 17+ |
| Developer | Virtual PBX | Callcentric, Inc. |
Customer experience
VirtualPBX Softphone
Callcentric SMS
In-app purchases
VirtualPBX Softphone
No in-app purchases
Callcentric SMS
No in-app purchases








