PortSIP ONE vs UCNEXT
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
PortSIP ONE
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PortSIP One is a client specifically designed for PortSIP PBX V22 or later versions, exclusively for iPhone. It leverages Wi-Fi or 4G/LTE connections, enabling users to make and receive calls as well as send instant messages. It supports push notifications, allowing users to receive calls and messages even if the app is force-closed. By accessing the iPhone's contact list, PortSIP One offers a user-friendly interface for efficient communication management. It supports multiple calls, enabling users to switch between calls, merge and split calls, and perform attended and unattended transfers. Additionally, it supports video conferencing with MCU (Multipoint Control Unit) support. PortSIP One prioritizes security and incorporates advanced settings for secure call signaling and audio encryption. The application supports high-definition video calls up to 1080P using H.264 and VP8 codecs, ensuring high-quality audio calls. Supported codecs include G.279, G.711a/u, Opus, AMR, AMR-WB, G.722.1, iLBC, GSM, and SPEEX-WB. PortSIP One supports group chats and allows the sending of voice, video, images, files, and more.
UCNEXT
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"UCnext One is a client specifically designed for UCnext PBX V22 or later versions, exclusively for iPhone. It leverages Wi-Fi or 4G/LTE connections, enabling users to make and receive calls as well as send instant messages. It supports push notifications, allowing users to receive calls and messages even if the app is force-closed. By accessing the iPhone's contact list, UCnext One offers a user-friendly interface for efficient communication management. It supports multiple calls, enabling users to switch between calls, merge and split calls, and perform attended and unattended transfers. Additionally, it supports video conferencing with MCU (Multipoint Control Unit) support. UCnext One prioritizes security and incorporates advanced settings for secure call signaling and audio encryption. The application supports high-definition video calls up to 1080P using H.264 and VP8 codecs, ensuring high-quality audio calls. Supported codecs include G.279, G.711a/u, Opus, AMR, AMR-WB, G.722.1, iLBC, GSM, and SPEEX-WB. UCnext One supports group chats and allows the sending of voice, video, images, files, and more."
Screenshots
Verdict
The clearest difference is update cadence: PortSIP ONE at fortnightly against UCNEXT's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
PortSIP ONE ships an update fortnightly, UCNEXT every 3 months. The most recent releases landed on October 23, 2026 and October 15, 2026 respectively.
| Parameter | PortSIP ONE | UCNEXT |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly โ better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.0 | 14.0 โ better |
| Further details โ not scored | ||
| Size | 147 MB | 153 MB |
| Age rating | 4+ | 4+ |
| Developer | PortSIP Solutions, Inc. | UCNext Inc |
In-app purchases
PortSIP ONE
No in-app purchases
UCNEXT
No in-app purchases









