Call One UC vs UCFone
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Call One UC
Manage your home or office telephony services remotely. Make and receive calls using your landline number over WiFi or cellular data, and seamlessly transfer calls between devices. Includes features for conference calls, voicemail, and fax management.
- Join audio/video conferences
- Make/receive calls with landline number
- Transfer calls between devices
- Add video to calls
- Use landline caller ID
- Voicemail and fax playback
- Transcribed voice messages
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Max UC - For customers of Call One using the Call One UC product. IMPORTANT: FULL TELEPHONY FUNCTIONALITY IS ONLY AVAILABLE WITH AN ACTIVE CALL ONE UC ACCOUNT ***** With Call One UC, you can take control of your home or office telephony services from anywhere. FEATURES • Call One Meeting: Join audio and video conferences that you are invited to • Make and receive calls over WiFi/LTE/3G using your landline number • Move calls between your landline, mobile and tablet devices, without hanging up • Add video to your calls • Make calls from any phone using your landline caller ID • Receive new voicemail alerts • Playback voice and video messages and view faxes • View transcribed voice messages • Control how incoming calls are handled • Sync your Accession contacts across devices NOTE: Your current feature bundle may not offer all features listed and may require you to pay additional subscription charges to access certain features. Contact your sales agent for information. Call One UC also requires 3G/4G or WiFi access. Use of these services may incur additional charges.
UCFone
This app provides unified communications, voice, and video calling capabilities from mobile and desktop devices. It offers high-quality UC functionality integrated with certified partner platforms, including features like contact directories and conference calls.
- Unified Communications
- Voice and Video Calling
- Contact Directory
- Call Transfer
- Conference Calls
- SMS Texting
- Battery Saver
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UCFone is a feature-rich, easy to use softphone that enables Unified Communications, Voice, and Video Calling from mobile or desktop devices through WiFi or cellular data network. Enjoy high quality UC functionality through the UCFone application. UCFone is integrated and available for use only with the hosted platforms of certified partners. UCFone Features • Dial-by-Extension using internal extension numbers for Voice or Video Calling • MIX Hosted PBX features – Contact Directory, Call Transfer, Conference Calls, IM, Presence, and more • SMS Texting • High Quality Voice and Video • Battery Saver • Easy Setup
Screenshots
Verdict
The clearest difference is review sentiment: UCFone at 100% against Call One UC's 50%. UCFone also leads on rating (4.5 vs 4.2). Call One UC's advantage is iOS requirement (12.0 vs 15.0). 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.
UCFone holds the better App Store score, 4.5 against 4.2. Both are backed by a comparable volume of ratings — 29 and 38 respectively. Written reviews point the same way: 50% of Call One UC's written reviews are positive against 100% of UCFone's.
Call One UC ships an update every 4 months, UCFone every 6 months. The most recent releases landed on September 14, 2026 and August 8, 2026 respectively.
| Parameter | Call One UC | UCFone |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (29 ratings) | 4.5 (38 ratings) — better |
| Positive reviews | 50.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 29 | 38 — better |
| Update frequency | Every 4 months — better | Every 6 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 12.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 148 MB | 100 MB |
| Age rating | 4+ | 4+ |
| Developer | Call One, Inc. | TELCEL COMMUNICATIONS, INC |
Customer experience
Call One UC
UCFone
In-app purchases
Call One UC
No in-app purchases
UCFone
No in-app purchases
