VOM vs DtWeIm
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
VOM
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VOM for iPhone VOM for iPhone is the newest SIP softphone from PortSIP Solutions, Inc., it's built base on PortSIP VoIP SDK, allowing users to enjoy multimedia communications over the Wi-Fi or 3G/LTE connection on iPhone. Featuring an intuitive interface, VOM for iPhone is expanding the softphone experience by making it even easier to make Voice over IP calls.It's support access the existing iPhone contact list. VOM for iPhone works seamlessly with your internet connection, it including great features to help you stay in touch with friends, family and co-workers, share your thoughts and views and find the information you need. You can use it on your iPhone, allows you to speak with any other softphone, any stand-alone IP-phone, or using Internet Telephony Service Provider (ITSP) with any traditional wired or mobile phone. It supports SIP and is fully inter-operable with most major VOIP vendors and ITSPs. Features:Support platforms: iPhone5 and iOS 8.0+ Full SIP compliance: RFC3261 Support servers: Open SER, SER, Asterisk, Portaone, Radvision, Nortel, Avaya and other standard SIP Platforms. Audio call: AMR-NB, AMR-WB,G.711 aLaw/uLaw, G729,iLBC,GSM,Speex-NB,Speex-WB,OPUS Calling features: mute speaker. mute microphone. Call Transfer. Conference. Hold/unHold. SIP SIMPLE support. DTMF support: Send DTMF tone(RFC2833).SIP INFO. Other features: Silent Ringtone Acoustic Echo Cancel Voice ActivityDetector STUN support
DtWeIm
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DtWeIm is an application designed to enhance user communication efficiency. It offers a comprehensive suite of features including instant messaging, voice, and video calls, supporting seamless multi-platform usage to keep users connected anytime, anywhere. With its user-friendly interface and intuitive operation, DtopIM is ideal for both individual and team use, effectively meeting diverse communication needs across various scenarios. The application prioritizes security, employing robust data encryption to protect user privacy and ensure the secure and reliable transmission of all information.
Screenshots
Verdict
The clearest difference is iOS requirement: VOM at 8.0 against DtWeIm's 13.0. On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
VOM ships an update every 2 weeks, DtWeIm every 3 weeks. The most recent releases landed on October 7, 2026 and October 15, 2026 respectively.
| Parameter | VOM | DtWeIm |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 weeks β better | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 8.0 β better | 13.0 |
| Further details β not scored | ||
| Size | 22 MB | 27 MB |
| Age rating | 4+ | 4+ |
| Developer | PortSIP Solutions, Inc. | Catherine Chartrand |
In-app purchases
VOM
No in-app purchases
DtWeIm
No in-app purchases








