PEPBX Advanced Messaging vs CallHarborUC
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PEPBX Advanced Messaging
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With PEPBX Advanced Messaging Platform, you can send and receive texts from your business phone numbers. Make and receive text messages using your business phone number! • Use your business phone number to text instead of your personal number • Send and receive text and picture messages to/from any cell phone number in the continental US View your messages on multiple devices: • Use your account on multiple devices with one sign-in • Access your messages from any computer via your browser (Chrome/Firefox/Edge) • Multiple users can access the same number so you or your team can reply to any message Now your customers can communicate with you with the ease and convenience that they have when texting with friends and family. No need to download a separate messaging “app” to contact you - they can simply text your business number and get in touch.
CallHarborUC
This app allows you to use your professional phone extension on your mobile device. Make and receive calls from anywhere, and enjoy free in-app calls with other users.
- Carry your extension on mobile
- Make and receive calls on the go
- Log in with existing credentials
- Free in-app calls among users
- High-quality audio
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Transform your communication with the CallHarborUC app. Seamlessly carry your extension wherever you go, enabling you to make and receive calls on the move. With just a few taps, log in using your CallHarbor credentials to instantly access your extension. Stay connected and in control of your professional communications effortlessly with CallHarborUC. With our application, you can enjoy more than just the standard VoIP features. We enable free in-app calls among application users, utilizing top-notch audio quality.
Screenshots
Verdict
The clearest difference is device support: PEPBX Advanced Messaging at 3 against CallHarborUC's 1. On price, update cadence, 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.
PEPBX Advanced Messaging ships an update every 13 months, CallHarborUC every 9 months. The most recent releases landed on October 27, 2026 and October 24, 2026 respectively.
| Parameter | PEPBX Advanced Messaging | CallHarborUC |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.8 (8 ratings) — better |
| Positive reviews | — | 0.0% of reviews |
| Number of ratings | — | 8 — better |
| Update frequency | Every 13 months | Every 9 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 59 MB | 115 MB |
| Age rating | 4+ | 17+ |
| Developer | Textable | Active Solutions Group, Inc. |
In-app purchases
PEPBX Advanced Messaging
No in-app purchases
CallHarborUC
No in-app purchases
Questions
Is PEPBX Advanced Messaging free?
Is CallHarborUC free?
Do PEPBX Advanced Messaging or CallHarborUC have ads?
Which is updated more often, PEPBX Advanced Messaging or CallHarborUC?
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